Kuv tau hu xov tooj nrog tus thawj saib xyuas qhov chaw tawm ntawm London lub hli tas los, thiab nws hais kom kuv hais nws ntawm ob puas meters ntawm cov tub ceev xwm pw tsaug zog. Yog tias koj tsis tau hnov ib tug neeg cog lus Askiv hais tias nrog lub ntsej muag ncaj, nws yuav siv sijhawm thib ob los ua haujlwm. Nws tsis tau thov kom muaj kev ruaj ntseg ntiag tug. Nws tsuas yog xav tau kev nrawm nrawm.
Lub sij hawm tau bouncing nyob ib ncig ntawm lub UK txij li thaum 1970s, txawm hais tias qhov tseeb invention ntawm lub ceev ceev rov qab mus rau ib tug American physicist lub npe hu ua Arthur Compton nyob rau hauv 1950s. Cov neeg Askiv tsuas yog muab nws lub npe menyuam yaus zoo tshaj plaws hauv kev lag luam. Thiab ncaj ncees, raws li ib tug neeg uas siv sijhawm txhua hnub saib cov iav kev nyab xeeb rau topsafetraffic.com, Kuv xav tias lub npe menyuam yaus yog qhov kev lag luam zoo tshaj plaws vim li cas cov khoom no tseem ceeb.
Xav txog nws los ntawm kev tswj vaj tse lossis kev pom zoo hauv nroog. Tus tub ceev xwm tiag tiag ua dab tsi ntawm txoj kev hla kev tsis khoom lossis thaj chaw kawm ntawv? Nws nyob ntawd, nplawm, thiab yuam kom cov neeg tsav tsheb cuam tshuam los tsoo tus nres. Tab sis tus tub ceev xwm tiag tiag siv nyiaj hli, mus rau kas fes so, thiab nws thiaj li mus tsev thaum kawg ntawm nws txoj haujlwm.
Ib tug tub ceev xwm pw tsaug zog, ntawm qhov tod tes, yog bolted ncaj qha mus rau asphalt. Nws ua haujlwm nees nkaum- plaub teev nyob rau ib hnub, xya hnub hauv ib lub lis piam, nyob rau hauv cov nag khov, thiab tsis muaj ib zaug thov kom them nyiaj ntxiv sijhawm. Rau cov neeg saib xyuas chaw thiab cov neeg ua haujlwm hauv kev tsim vaj tsev, nws yog qhov siab tshaj ROI tus neeg saib xyuas koj tuaj yeem tso rau ntawm koj cov nyiaj them poob haujlwm. Nws yuam kev ua raws li kev ua raws li physics.
Tab sis ntawm no yog qhov ntes tau tias ntau tus neeg yuav khoom tsis nco thaum lawv tab tom sim txuag ob peb xees ntawm kev sib tw. Yog tias koj ntiav tub ceev xwm pheej yig, koj tau txais kev ruaj ntseg tsis zoo. Yog tias koj yuav lub pob nrawm nrawm uas ua los ntawm nkig, qis- qib yas, koj tus tub ceev xwm pw tsaug zog yuav raug tua los ntawm lub tsheb khib nyiab rau hnub ib.
Kuv tau nyob rau ntawm qhov chaw ua haujlwm uas pob nyiaj pob tawg tawg rau hauv daim vim tias lawv tsis tuaj yeem tuav lub qag hnyav ntawm lub tsheb thauj khoom thauj. Thaum qhov ntawd tshwm sim, koj tsis tas yuav poob koj txoj kev tswj hwm tsheb; koj sab laug nrog cov yas ntse ntse thiab cov hlau bolts raug zaum hauv koj qhov chaw nres tsheb. Qhov ntawd yog lub log tsheb loj heev rau kev lav phib xaub tos kom tshwm sim.
Txoj kev daws teeb meem kev tsheb khiav raug cai yuav tsum tau ua los ntawm hnyav -lub luag haujlwm vulcanized roj hmab. Thaum lub tsheb hnyav dov hla nws, cov roj hmab yuav tsum tau ua kom txaus kom nqus tau lub zog kinetic es tsis txhob siv lub zog nruj, blunt - quab yuam ntaus. Thiab nws xav tau kev thauj mus los hnyav. Koj yuav tsis ntseeg pes tsawg zaus peb pab neeg tau txais kev hu xovtooj thaum muaj xwm txheej ceev los hloov cov pob hollow uas ripped tawm ntawm lub pob zeb vim hais tias yav dhau los tus neeg muag khoom siv undersized bolts.
Lub sijhawm tom ntej koj tab tom tsim cov phiaj xwm tswj kev tsheb lossis kho qhov chaw nres tsheb ua lag luam, nco ntsoov tias koj tau ntiav ntiav automated kev ruaj ntseg. Tsis txhob ntiav tus txiv neej pheej yig tshaj plaws ntawm kev ua lag luam tsuas yog zuam lub thawv ua raws.
Yog tias koj xav tau hnyav - lub luag haujlwm roj hmab nrawm nrawm uas muaj sia nyob lub caij ntuj no thiab ua kom koj cov neeg taug kev nyab xeeb, tuaj xyuas cov khoom muag ntawm topsafetraffic.com. Peb muaj cov qauv tsim engineering kom paub tseeb tias koj cov tub ceev xwm pw tsaug zog tsis tau teev.
Dab tsi yog qhov txawv tshaj plaws hauv cheeb tsam uas koj tau hnov txog cov iav kev nyab xeeb ntawm lub chaw ua haujlwm? Kuv paub tias cov neeg Australian hu qee yam ntawm qhov dav dav humps wombat crossings, uas yog ib zaj dab neeg sib txawv.