Laser ntxuav tshem tawm cov roj los ntawm qhov cub iav?

Peb txhua tus tau nyob ntawd: ntsia ntawm lub qhov cub qias neeg, npog rau hauv tawv ncauj, ci-on roj. Nws yog ib qho nyuaj uas huab cov iav, zais koj cov zaub mov, thiab zoo li tiv thaiv txhua yam khoom tu koj pov rau nws. Tau ntau xyoo, cov kev daws teeb meem nkaus xwb yog cov tshuaj tua kab mob hnyav thiab ntau cov tshuaj txhuam nrog cov ntaub qhwv. Tab sis cov txheej txheem hauv tsev kawm qub no muaj qhov tsis zoo - lawv tuaj yeem ua rau koj chav ua noj nrog cov pa phem, khawb koj lub qhov cub iav, thiab ua rau ib puag ncig.

Tab sis yuav ua li cas yog tias muaj txoj hauv kev zoo dua? Xav txog qhov taw tes rau cov cuab yeej siv high-tech ntawm cov roj thiab saib nws yooj yim ploj, tawm hauv lub khob kom huv si. Qhov ntawd yog cov lus cog tseg ntawmlaser ntxuav. Qhov kev siv thev naus laus zis no, tseem hu ua laser ablation, siv lub teeb tsom ntawm lub teeb kom tawg tawm grime yam tsis muaj tshuaj lom lossis txhuam.

Nws suab zoo li ib yam dab tsi tawm ntawm cov yeeb yaj kiab sci-fi, tab sis lub laser puas tuaj yeem ntxuav koj qhov cub?

Cov lus qhia no yuav rhuav tshem txhua yam koj xav paub txog kev siv lasers kom tshem tawm cov roj ntawmqhov cub iav. Peb mam li tshawb fawb txog kev tshawb fawb tom qab nws ua haujlwm li cas, saib cov pov thawj, thiab sib tham seb txoj kev ntxuav futuristic no puas yog qhov kev xaiv nyab xeeb thiab siv tau rau koj chav ua noj.

Qhov Teeb Meem Tseem Ceeb vs. Kev daws teeb meem siab

Qhov Kev Sib Tw: Ua Tsis Taus, Ci-Ntawm Roj

Peb sawv daws twb pom lawm. Sij hawm dhau mus, txhua qhov me me ntawm kev ua noj - roj, khoom noj khoom haus, thiab cov kua ntses - tau tawg los ntawm qhov cub kub kub. Nws tsis yog qias neeg xwb; nws hardens rau hauv tawv, dub, burnt-on crust ntawm kojqhov cub iav.

Cov txheej txheem tag nrho no tsis yog saib tsis zoo xwb. Nws thaiv qhov pom ntawm koj cov zaub mov, yog li koj yuav tsum qhib lub qhov rooj los xyuas seb nws puas ua tiav, uas tuaj yeem cuam tshuam koj qhov ua noj.

Yog vim li cas ib txwm ntxuav txoj kev poob luv

Tau ntau xyoo lawm, peb tau tawm tsam qhov kev ntxhov siab no nrog ob yam: cov tshuaj muaj zog thiab ntau cov tshuaj txhuam. Nov yog vim li cas cov txheej txheem qub tsev kawm ntawv tsis zoo:

• Hnyav Chemicals:Feem ntau cov tshuab ntxhua khaub ncaws hnyav hnyav muaj cov tshuaj lom neeg uas tuaj yeem ua rau muaj kev phom sij. Lawv tuaj yeem ua rau kub hnyiab yog tias lawv nkag rau ntawm koj cov tawv nqaij thiab tuaj yeem ua rau koj lub ntsws yog tias koj nqus pa. Ntxiv rau, lawv feem ntau tawm ntawm qhov muaj zog, tsis hnov ​​​​tsw tsw zoo hauv koj chav ua noj.

• Kev puas tsuaj abrasive:Nws zoo li lub tswv yim zoo los txhuam cov iav nrog cov ntaub plaub los yog cov hmoov gritty, tab sis qhov no ua rauabrasive puas. Cov ntaub ntawv no tawm ntau txhiab tus khawb me me rau ntawmqhov cub iav. Sij hawm dhau mus, cov khawb no tsim, ua rau cov iav zoo li huab thiab tuaj yeem ua rau nws tsis muaj zog.

• Ua haujlwm hnyav:Cia peb ua siab ncaj: nws yog ib txoj hauj lwm nyuaj. Kev tu lub qhov cub yuav tsum tau siv sij hawm ntau thiab siv zog ntawm lub cev, txhuam kom nruj ntawm cov ces kaum uas tsis txaus ntseeg kom tau txais txhua qhov chaw kawg.

• Tsis zoo rau ntiaj chaw:Cov tshuaj ntxuav tu tsis yog ploj mus xwb. Lawv ua paug huab cua hauv koj lub tsev, thiab thaum lawv ntxuav hauv qhov ntws, lawv tuaj yeem mus rau hauv cov dej ntws thiab pas dej, ua rau cov tsiaj qus.

Kev Tsim Kho Tshiab: Txoj Kev Zoo Nrog Laser Tu

Tam sim no, muaj ib qho kev daws teeb meem tshiab:laser ntxuav. Qhov no technology, tseem hu ualaser ablation, yog cov txheej txheem tsis sib cuag uas siv lub teeb tsom teeb kom ua tib zoo tshem cov phom tawm ntawm qhov chaw.

Nws twb yog ib txoj kev ntseeg tau siv los ntawm cov kws tshaj lij los ntxuav cov khoom tseem ceeb xws li xeb tawm ntawm cov hlau, cov xim qub tawm ntawm lub tsev, thiab cov roj tawm ntawm cov khoom siv tshuab. Nws zoo kawg precision thiab ceev ua rau nws ib tug zoo meej xaiv rau tackling uas ci-on roj. Los ntawm lub hom phiaj thiabvaporizinglub mess tsis tau kov lub khob,laser ntxuavtuaj yeem hloov pauv tau li cas peb lis ib qho kev ntxub ntxaug hauv chav ua noj.

Kev Tshawb Fawb ntawm Laser Ntxuav ntawm iav: Nws Ua Haujlwm Li Cas

Yog li yuav ua li cas lub teeb ci tuaj yeem ntxuav koj lub qhov cub? Nws tsis yog khawv koob - nws tsuas yog qee qhov kev tshawb fawb tiag tiag. Cov txheej txheem hu ualaser ablation, thiab nws tawg mus rau hauv ob peb kauj ruam yooj yim.

Kauj Ruam 1: Lub Zap uas tig roj rau hauv plua plav

Thaum lub laser beam hits lub ci-on grime, cov roj absorbs tag nrho cov lub teeb lub zog nyob rau hauv ib tug instant-peb tab tom tham billionths ntawm ib tug thib ob. Qhov no muaj zog blast flash-heats cov roj rau qhov kub thiab txias, ua rau cov khoom tuav nws ua ke kom tawg.

Es tsis txhob melting mus rau hauv ib tug goopy mess, cov khoom roj yogvaporized. Qhov no txhais tau hais tias nws tig ncaj qha los ntawm ib qho khoom mus rau hauv cov pa roj thiab hmoov av zoo. Lub tshuab nqus tsev tshwj xeeb nyob ib sab ntawm lub laser ces nqus tag nrho cov plua plav, yog li tsis muaj dab tsi los so.

Kauj Ruam 2: Qhov zais cia—Vim li cas iav thiaj nyab xeeb

Yog tias lub laser muaj zog txaus los rhuav tshem cov roj hlawv, vim li cas ho tsis ua rau lub khob puas tsuaj? Qhov no yog qhov ntse tshaj plaws ntawm kev siv tshuab, thiab nws hu uaxaiv nqus.

Xav txog nws zoo li no: txhua yam khoom muaj qhov sib txawv "vaporizing point" - tus nqi ntawm lub zog nws siv los zap nws rau hauv tsis muaj dab tsi.

• Ci rau rojyog cov khoom siv organic, yog li nws muaj ntau heevqisvaporizing point. Nws tsis siv zog ntau los ua kom nws ploj mus.

• iav, ntawm qhov tod tes, yog cov khoom siv inorganic nrog supersiabvaporizing point. Nws tuaj yeem tswj tau ntau lub zog.

Laser ntxuav tshuab tau zoo kawg nkaus tu rau "qhov chaw qab zib." Lub laser tsuas yog muaj zog txaus los ntaus qhov qis vaporizing point ntawm cov roj, tab sis nws yog txoj kev tsis muaj zog heev kom puas mus txog qhov siab vaporizing ntawm lub khob.

Kauj Ruam 3: Qhov Tshwm Sim - Qhov Zoo Tshaj Plaws Zoo

Vim hais tias lub laser yog teem rau no zoo meej hwj chim theem, nws ua hauj lwm nrog kev phais precision. Nws tsom cov roj, uas absorbs lub zog thiab tau txaisvaporized. Lub caij no, lub iav tsis nqus lub zog. Lub teeb beam yog bounces tawm los yog hla txoj cai los ntawm nws yam tsis muaj cua sov los yog ua rau muaj kev puas tsuaj.

Qhov kawg tshwm sim yog qhov tawv, ci-on roj yog tshem tawm tag nrho, tawm hauvqhov cub iavhauv qab no zoo kawg nkaus huv, ntshiab, thiab tsis kov. Tsis muaj khawb, tsis muaj smudges, thiab tsis muaj kev puas tsuaj - tsuas yog ib qho chaw uas zoo li tshiab.

Kev Ua Tau Zoo & Kev Tshawb Fawb Txog Kev Tshawb Fawb: Nws Puas Ua Haujlwm?

Okay, science suab txias, tab sis ua taulaser ntxuavpuas tau ua txoj hauj lwm ua rau tawv roj?

Cov lus teb luv luv: yog. Lub tswv yim ntawm kev siv lasers los ntxuavqhov cub iavtsis yog ib txoj kev xav xwb-nws yog thaub qab los ntawmscientific validationthiab twb tau siv nyob rau hauv lub ntiaj teb tiag tiag rau cov hauj lwm xav tau tiag tiag.

Pov thawj tias Nws tshem cov roj thiab grime

Laser tu muaj cov ntaub ntawv pov thawj ntawm kev tawg pov tseg greasy, oily, thiab burnt-on messes los ntawm txhua yam ntawm qhov chaw.

• Nws twb tau siv los ntawm Pros:Hauv factories,lasers yog sivtshem tawm cov roj uas tawv tawv thiab cov roj tawm ntawm cov khoom siv ntau lawm. Qhov no yog qhov tseem ceeb kom tau txais cov khoom kom huv si ua ntej lawv welded los yog glued ua ke.

• Cov kws tshawb fawb tau sim nws:Hauv ib txoj kev tshawb fawb, cov kws tshawb fawb tau siv lub laser los tshem tawm cov pa roj carbon grime los ntawm lub iav nto, thiab nws ua tiav qhov99% tshem tawm tus nqi. Hauv lwm qhov kev sim, lub laser tshem tawm cov roj zoo los ntawm cov iav zoo heev, kub-coated daim iav yam tsis muaj khawb. Qhov no ua pov thawj tias txoj kev yog ob qho tib si muaj zog thiab maj mam.

Peb Yuav Paub Li Cas Nws Huv Huv?

Cov kws tshawb fawb muaj txoj hauv kev los ntsuas kev huv uas mus dhau qhov tsuas yog saib nws.

• Kev Ntsuas Dej:Ib qho kev xeem zoo tshaj plaws yog hu uadej sib cuag lub kaum sab xisxeem. Xav txog lub tsheb tshiab - thaum dej tsoo nws, nws hlaws mus rau hauv me me tee dej. Tab sis nyob rau hauv ib tug zoo meej huv si, unwaxed nto, dej kis tawm tiaj tus. Nyob rau ntawm qhov chaw laser-ntxuav, dej kis tawm zoo kawg nkaus, ua pov thawj tias tsis muaj greasy residue sab laug.

• "Black Light" rau roj:Cov kws tshawb fawb tseem tuaj yeem siv cov cuab yeej tshwj xeeb uas kuaj pom cov khoom siv organic uas tseem tshuav. Laser-cleaned nto tsis tu ncua dhau cov kev sim no, qhia tias lawv yog tiag tiag, kev tshawb fawb huv.

Nws tsis yog rau qhov cub xwb: Qhov twg lwm yam Lasers huv si

Tib lub tshuab uas ntxuavqhov cub rojtwb tau tso siab rau qee qhov kev lag luam tseem ceeb heev uas qhov tseeb thiab kev nyab xeeb yog txhua yam.

• Kev ua zaub mov:Cov tuam txhab noj zaub mov loj sivlaser ntxuavntawm lawv cov khoom siv hauv tsev, xws li cov lauj kaub loj loj thiab cov khoom siv conveyor. Nws zaps tam sim ntawd burnt-on zaub mov thiab roj, thiab kub siab heevhuv siqhov chaw los ntawm kev tua kab mob - ib qho txiaj ntsig loj heev.

• Kev tsim khoom:Thaum koj nyobtsim tsheb, dav hlau, thiab rhiab electronics, cov khoom yuav tsum tau ua kom huv si kom haum ua ke kom raug. Lasers yog siv los tshem tawm txhua qhov kawg ntawm cov roj thiab roj yam tsis tau hloov cov duab ntawm qhov chaw los ntawm cov plaub hau dav.

• Txuag Keeb Kwm:Tej zaum qhov no yog qhov piv txwv txias tshaj plaws. Cov kws txawj kos duab siv lasers raukev cai cuab yeej cuab tam restoration-Txuag cov kos duab tsis muaj nqi thiab cov khoom qub. Lawv siv cov lasers zoo kawg nkaus los tshem tawm ntau pua xyoo ntawm cov av thiab grime los ntawm cov mlom qub thiab tsis yooj yim, keeb kwm stained-iav qhov rais yam tsis muaj kev puas tsuaj rau cov masterpiece hauv qab.

Yog tias cov lasers muaj kev nyab xeeb txaus los ntxuav cov khoom tsis muaj nqi ntawm cov duab kos, lawv yeej muaj kev nyab xeeb thiab siv tau txaus los lis koj lub qhov cub.

Qhov zoo tshaj li kev tu ib txwm siv

Yog li, ua li caslaser ntxuavtiag tiag pawg tiv thaiv cov laus-tsev kawm ntawv tshuaj tsuag thiab scouring pads? Nws tsis yog kev sib ntaus sib tua. Laser tu yog ib tug superior technology nyob rau hauv yuav luag txhua txoj kev.

Nov yog qhov zoo tshaj plaws:

Nws zoo dua rau koj thiab ntiaj chaw

Laser tu yog txheej txheem ntsuab kiag li. Vim nws yogtsis muaj tshuaj lom neeg, koj tsis tas yuav txhawj txog kev ua pa hauv cov pa phem lossis tau txais cov kua txaus ntshai ntawm koj daim tawv nqaij. Qhov tsuas yog qhov nws tsim yog me ntsis hmoov av los ntawm cov roj vaporized, uas tam sim ntawd nqus los ntawm lub tshuab nqus tsev. Qhov no txhais tau tias nws tsim yuav luag tsis muajpov tseg txaus ntshai, tsis zoo li chemical-soaked rags thiab ntawv phuam. Nws yog ntau duaib puag ncig tus phooj ywgtxoj kev ntxuav.

Nws yuav tsis khawb koj iav

Ib qho phem tshaj plaws ntawm kev txhuam yog tias nws yogabrasive, txhais tau tias nws tawm me mekhawbthoob plaws koj lub qhov cub iav. Sij hawm dhau mus, qhov no ua rau lub iav zoo li huab thiab tsis muaj zog. Laser ntxuav yog ibtsis sib cuagtxoj kev - lub laser ua nws txoj haujlwm yam tsis tau kov lub cev. Nws maj mam nqa cov grime tseg, tawm hauv koj lub khob kom meej meej thiab tsis muaj kev puas tsuaj.

Nws yog Super Precise

Lasers muab amazingprecision thiab tswj. Xav txog nws zoo li siv tus cwj mem zoo es tsis txhob siv cov xim pleev xim. Lub teeb laser tuaj yeem tsom rau ntawm qhov me me, tawv nqaij ntawm cov roj thiab ntxuav nws zoo kawg nkaus yam tsis muaj kev cuam tshuam rau thaj chaw ib puag ncig, zoo li cov roj hmab ntsaws ruaj ruaj lossis lub qhov rooj hlau. Koj yeej tsis tuaj yeem tau txais qhov tseeb zoo li no nrog cov tshuaj tsuag tshuaj uas tau txais txhua qhov chaw.

Nws yog Incredibly ceev

Tsis nco qab tos ib teev rau cov tshuaj kom ntub dej, tsuas yog siv sijhawm 30 feeb ntxiv. Laser tu muaj qhov zoo kawgefficiency thiab ceev. Thaum lub laser ntaus cov roj, nws ploj mus. Rau qhov nyuaj heev, ci-on messes, nws tuaj yeem tau txais txoj haujlwm sai dua li txoj kev qub.

Nws tua kab mob, ib yam nkaus

Nov yog qhov zoo tshaj plaws: qhov kub siab ntawm lub laser muab lub zogkev huv huvnyhuv. Raws li nws vaporizes cov roj, nws kuj tua cov kab mob, pwm, los yog lwm yam kab mob tag nrho nyob rau saum npoo. Qhov no txhais tau tias koj lub qhov cub tsis yog qhov pom kev huv xwb-nws yog huv si, thiab.

Kev Nyab Xeeb Kev Nyab Xeeb rau Kev Kho Cov iav

Lub zog thiab precision ntawm laser tu yuav tsum nruj kev ruaj ntseg raws tu qauv. Kev ua haujlwm nyab xeeb yog qhov tseem ceeb los tiv thaiv tus neeg siv thiab lub qhov cub iav nws tus kheej los ntawm kev puas tsuaj.

Critical Laser Parameters

Qhov sib txawv ntawm kev tu kom zoo thiab ua rau muaj kev puas tsuaj yog nyob rau hauv qhov tseeb calibration ntawm lub laser system.

• Laser hom thiab wavelength:Fiber lasers yog cov qauv kev lag luam rau cov ntawv thov no. Ib wavelength ntawm1064nm uafeem ntau yog siv, raws li nws yog absorbed heev los ntawm cov organic contaminants tab sis tsis yog los ntawm iav substrate.

• Pulse Duration thiab Power Density:Sivluv luv pulses(hauv thaj tsam nanosecond) yog qhov tseem ceeb. Cov tawg sai sai ntawm lub zog vaporize cov roj ua ntej cov cua kub tseem ceeb tuaj yeem kis mus rau iav, tiv thaiv thermal puas. Lub hwj chim yuav tsum tau ua tib zoo teem rau saum lub roj qhov chaw pib tab sis muaj kev nyab xeeb hauv qab lub khob qhov kev puas tsuaj.

Kev ntsuas iav kev ncaj ncees

Tsis yog txhua lub iav yog tib yam, thiab kev ntsuam xyuas kev tshaj lij yog qhov tseem ceeb.

• Tiv thaiv Thermal Shock:Kev hloov pauv sai ntawm qhov kub tuaj yeem ua rau iav tawg. Laser tsis, nrog rau lub zog thiab scanning ceev, yuav tsum tau tswj kom tsis txhob inducing thermal stress. Cov kev tshawb fawb tau txheeb xyuas qhov chaw zoo tshaj plaws-xws li 60-70W ntawm lub zog ntawm kev soj ntsuam ceev ntawm 240 mm / s - uas ua kom muaj kev tu zoo yam tsis muaj kev puas tsuaj.

• Tempered thiab Coated iav:Qhov rooj qhov cub siv cov iav tempered iav, tab sis qee qhov yuav muaj qhov tshwj xeeb qis-emissivity (low-E) txheej. Lub laser yuav tsum tau calibrated kom ntseeg tau tias cov khoom no tsis cuam tshuam.

Yuav Tsum Tau Ua Haujlwm Kev Nyab Xeeb

Kev ua haujlwm ntawm lub zog laser siab yog ib txoj haujlwm tseem ceeb uas yuav tsum muaj kev ntsuas kev nyab xeeb qib siab.

• Laser Safety Glasses:Qhov no yog ib qho tseem ceeb tshaj plaws ntawm cov cuab yeej tiv thaiv tus kheej (PPE). Txhua tus neeg nyob hauv thaj chaw ua haujlwm yuav tsum hnav tsom iav kev nyab xeeb tshwj xeeb los thaiv lub laser lub wavelength. Standard looj tsom iav dub los yog tsom iav kev nyab xeeb muaj kev tiv thaiv xoom.

• Qhov cua thiab Fume Extraction:Vaporizing grease tsim cov pa taws thiab cov pa tawm. Kev mob siab raufume extraction systemnrog HEPA thiab activated carbon lim yog qhov yuav tsum tau mus ntes cov khoom txaus ntshai no ntawm qhov chaw.

• Cov neeg ua haujlwm cob qhia:Laser tu tshuab yuav tsum tsuas yog ua los ntawm kev cob qhia thiab ntawv pov thawj cov kws tshaj lij uas nkag siab txog cov cuab yeej siv, nws cov yam ntxwv kev nyab xeeb, thiab kev pheej hmoo ntawm hluav taws xob laser.

Cov kev xav thiab kev txwv: Kev Tshawb Fawb Txog Kev Ntseeg

Txawm hais tias nws cov thev naus laus zis zoo tshaj plaws, ntau lub tswv yim teeb meem tam sim no tiv thaiv laser tu los ntawm kev ua ib qho kev daws teeb meem hauv tsev.

• Tus nqi pib siab:Qhov no yog qhov teeb meem tseem ceeb tshaj plaws. Ib qho kev lag luam-qib 100W pulsed fiber ntau laser tu tshuab tuaj yeem raug nqi nruab nrab$4,000 thiab $6,000, nrog ntau haib units raug nqi ntau dua. Qhov no ua rau cov cuab yeej siv nyiaj txiag tsis zoo rau ib tus tswv tsev thaum piv rau $ 10 tuaj yeem ntxuav qhov cub.

• Accessibility thiab Portability:Thaum lub tshuab ntxuav tes laser muaj nyob, lawv tsis yog ze li yooj yim raws li lawv lub npe qhia. Ib qho 200W chav nyob ntawm lub tsheb thauj khoom tuaj yeem hnyav dua 100 kg, thiab txawm tias "lub hnab ev ntawv" qauv tseem hnyav li 10 kg. Lawv kuj muaj cov kev xav tau ntawm lub zog tseem ceeb, ua rau lawv zoo dua rau kev lag luam tu cov kev pabcuam uas tuaj yeem thauj cov khoom siv hauv lub tsheb.

• Kev npaj nto:Laser tu ua tau zoo ntawm kev tshem cov yeeb yaj kiab nyias. Rau cov tuab tuab heev, ncuav-ntawm cov pa roj carbon deposits, qee lub teeb phau ntawv pre-scraping ntawm cov khib nyiab xoob yuav tsim nyog rau laser ua hauj lwm zoo tshaj plaws.

• Peev xwm vs. Detail:Kev ceev ceev yog kev cai. Lub tshuab hluav taws xob muaj zog (1000W +) tuaj yeem ntxuav cov cheeb tsam loj sai sai, thaum lub zog qis zog laser (100W-500W) zoo dua rau kev ua haujlwm kom ntxaws tab sis qeeb dua ntawm qhov loj. Qhov kev xaiv nyob ntawm qhov sib npaug ntawm qhov xav tau ceev tiv thaiv kev ua haujlwm tsis zoo.

Xaus: Qhov Kev Txiav Txim Kawg ntawm Laser Ntxuav Qhov cub Roj

Laser tu sawv cev rau kev tshawb fawb zoo tshaj, zoo heev, thiab meej txoj kev tshem tawm cov roj ci los ntawm qhov cub iav. Nws ua haujlwm ntawm lub hauv paus ntsiab lus ntawm laser ablation, muab ib qho tsis muaj abrasive, tsis muaj tshuaj lom neeg, thiab ib puag ncig tus phooj ywg kev daws teeb meem uas tawm iav zoo kawg nkaus huv thiab huv.

Txawm li cas los xij, technology tam sim no practicality yog txwv los ntawm nwstus nqi siab, qhov loj me, thiab kev xav tau kev cob qhia, cov neeg ua haujlwm muaj kev nyab xeeb. Cov xwm txheej no tso nws ruaj khov rau hauv kev lag luam thiab kev lag luam tam sim no.

Yog li, yog laser tu lub neej tom ntej ntawm kev kho qhov cub?

Rau tus tswv tsev nruab nrab, tseem tsis tau. Nws tsis zoo li yuav hloov daim txhuam cev thiab tshuaj tsuag hauv chav ua noj txhua lub sijhawm sai sai. Tab sis rauua lag luam chav ua noj, tsev noj mov, bakeries, thiab kev tu cov kev pab cuam, laser tu muab lub zog rov qab los ntawm kev nqis peev los ntawm kev muab cov txheej txheem ntxuav sai dua, muaj kev nyab xeeb dua, thiab ua haujlwm zoo dua qub uas ua rau lub neej ntawm cov khoom kim heev.

Qhov kev txiav txim zaum kawg yog qhov tseeb: kev ntxuav laser yog qhov tsis sib haum xeeb ntawm qhov cub tshem tawm cov roj hauv cov ntsiab lus ntawm kev muaj peev xwm thev naus laus zis. Thaum nws lub sijhawm raws li cov neeg siv khoom lag luam tseem ceeb tseem tsis tau los txog, nws lub peev xwm hauv lub ntiaj teb kev tshaj lij yog qhov loj heev thiab twb tau ua tiav lawm. Nws yog ib qho kev pom mus rau yav tom ntej uas cov haujlwm tu tawv nqaij ua tiav tsis yog nrog lub zog brute, tab sis nrog kev huv huv ntawm lub teeb.