hoist pulley 中文意思是什麼
hoist pulley
解釋
提升天輪-
1 all series of fe flexible ladder s, upgraded the part on november 5, 2003 in there are the insulating ladder of our companies, upgrade the content : hoist or lower the pulley blook, the products after upgrading, it is safer, light and handy, convenienter to hoist or lower the course
: 1本公司絕緣梯具中所有的fe伸縮梯系列， 2003年11月5日進行了局部升級，升級內容：升降滑輪組，升級后的產品，升降過程更加安全輕巧方便。
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