trolley crane

常見例句

雙語例句

• Double-trolley bridge crane is a kind of bridge crane.
  雙小車橋式起重機(jī)是橋式起重機(jī)的一種。
• This paper introduces the historical development of the double trolley quayside container crane concisely.
  岸邊集裝箱起重機(jī)是集裝箱碼頭進(jìn)行船舶裝卸作業(yè)的主要設(shè)備。
• The four corners of the frame are provided with four pulleys. Wire ropes pass round the pulleys and are tightened on the reel drum of a crane trolley.
  框架上面的四角裝有四只滑輪，鋼絲繩繞過滑輪向上系于起重行車的卷筒上。
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