Cov bollards nqa kev khiav tsheb yog dab tsi?

Cov laj kab tshebyog cov khoom siv siv los tswj kev khiav tsheb thiab tswj kev khiav tsheb. Feem ntau lawv suav nrog cov hom hauv qab no:

Hydrauliccov tsheb ciav hlau: Kev tsa thiab txo qis ntawm lublub bollardyog tswj hwm los ntawm lub kaw lus hydraulic, uas tuaj yeem siv los txwv tsis pub tsheb khiav lossis txwv tsis pub tsheb nkag mus rau hauv thaj chaw tshwj xeeb.

Hluav taws xobcov tsheb ciav hlauTsav los ntawm lub cev muaj zog hluav taws xob, lawv tuaj yeem tsa lossis txo qis sai sai, thiab feem ntau yog siv rau hauv txoj kev, chaw nres tsheb lossis thaj chaw tshwj xeeb uas txwv tsis pub tsheb.

Tiv thaiv kev sib tsoocov tsheb ciav hlau: Nrog kev ua haujlwm tiv thaiv kev sib tsoo, qhovlub bollardtuaj yeem tawg lossis khoov tau thaum nws ntsib kev sib tsoo los ntawm sab nraud, txo kev puas tsuaj rau cov tsheb thiab cov neeg taug kev.

Tswj tau los ntawm chaw debcov tsheb ciav hlauLos ntawm lub kaw lus tswj chaw taws teeb, kev tswj hwm chaw taws teeb thiab kev tswj hwm ntawmlub bollardtuaj yeem ua tiav, uas yooj yim rau kev ua haujlwm thiab cov neeg ua haujlwm txij nkawm kom ua haujlwm.

Muab tso rau hauvcov tsheb ciav hlau: Tsim los kom muab tso rau hauv av, qhov chaw sib npaug nrog hauv av, thiab tuaj yeem tsa thaum xav tau, yam tsis cuam tshuam rau kev tsheb thiab kev taug kev.

Xov tooj ntawm tescov tsheb ciav hlauLawv yog cov txawb tau thiab tuaj yeem ntsia tau rau ntau qhov chaw sib txawv raws li qhov xav tau. Feem ntau lawv siv rau kev tswj tsheb ib ntus lossis kev tswj tsheb thaum muaj xwm txheej ceev.

Cov hom nocov tsheb ciav hlaumuaj cov yam ntxwv sib txawv thiab cov xwm txheej siv tau. Koj tuaj yeem xaiv hom tsim nyog raws li cov kev xav tau tshwj xeeb ntawm kev tswj hwm tsheb.

Thovnug pebyog tias koj muaj lus nug txog peb cov khoom.

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