Counterweight Block
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Of elevator Counterweight nrog ntau yam ntaub ntawv
Lub elevator counterweight yog muab tso rau hauv nruab nrab ntawm lub elevator counterweight thav duab los kho qhov hnyav ntawm lub txee, uas tuaj yeem nce lossis txo. Cov duab ntawm lub elevator counterweight yog cuboid. Tom qab lub qhov hnyav hlau thaiv tau muab tso rau hauv lub qhov hnyav, nws yuav tsum tau nias kom nruj nrog lub phaj siab kom tiv thaiv lub elevator los ntawm kev txav mus los thiab ua suab nrov thaum ua haujlwm.