Puas yog koj lub tuam txhab cia siab rau cov khoom lag luam uas muaj cov pulleys sab hauv? Yog hais tias yog li, nws tseem ceeb heev rau koj siv sheave hom kawm kom cov pulleys hauv txoj cai ib txwm. Sheave alignment systems cov teeb meem kho dua tshiab nrog pulleys thiaj li lawv tau ua lawv txoj haujlwm thiab ua kom koj cov khoom ua haujlwm… nyeem ntxiv »






