Dab tsi scenarios haum rau traction of elevator?
Nov 19, 2025
Tso lus
Yog tias koj nyob hauv villa, duplex, lossis qis - nce lub tsev nrog qhov chaw txaus, lub elevator yog thawj qhov kev xaiv. Nws muaj kev kub ceev, kev nplij siab, thiab tus nqi saib xyuas qis, ua rau nws raug nqi heev - zoo. Yog tias qhov chaw tsis tshua muaj kev txwv, koj tuaj yeem xav txog cov ntsia hlau elevator lossis hydraulic elevator, tab sis lawv yuav tsis nrawm, nrov nrov, lossis muaj tus nqi saib xyuas ntau dua li traction of elevator.