hand-chain hoist 中文意思是什麼

hand-chain hoist 解釋
手動葫蘆
  • hand : n 漢德〈姓氏〉。n 1 手;(猴子等的)腳;(一般四足獸的)前腳。2 (鐘表的)指針,(工具等的)把,...
  • chain : n 1 鏈子,鏈條;項圈;表鏈。2 連鎖;連續,一系列,一連串;(山)脈。3 〈常 pl 〉鐐銬;羈絆,拘束...
  • hoist : n 1 扯起,絞起,升起。2 升舉器,起重機,升降機,吊車。3 【航海】(帆、旗升起后的)高度;一排信號...
  1. It was essential that the lifted girder could be moved by any angle. a hand drawn chain hoist was used instead of a steel wire rope to enable the girder to be moved freelyby any angle. the suspension centers should be kept far apart but to the front as much as possible

    起吊后的鋼梁靈活、方便的角度調整是關鍵,吊裝時用有足夠行程的手拉葫蘆代替鋼絲繩,以便進行角度調整,要求吊點相距要大一些,而且吊點盡量靠前端。
分享友人