Valve yog ib qho kev tswj xyuas nyob rau hauv cov kua conveyor system, uas muaj lub luag haujlwm xws li truncation, hloov, hloov pauv, tiv thaiv cov txee tam sim no, tswj qhov hluav taws xob, kev hloov pauv lossis dhau lub siab.Muaj ntau hom li qub, thiab nws tuaj yeem muab faib ua: 1. Trippi...
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