lifting hook

基本解釋

And here's the new and improved crucible with lifting hook in action.
和這里的行動(dòng)與解除掛鉤新的和改進(jìn)的熔爐。
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Pay attention to the speed and the position of the lifting jib and the lifting hook so as to avoid accidents.
操作時(shí)，吊臂下嚴(yán)禁站人。應(yīng)注意吊臂和吊鉤的速度和位置，避免發(fā)生事故。
This paper introduces a kind of automatic lifting hook which is used to raise things with circular sections and fixed diameters. It can catch and release things automatically.
介紹了一種用于定直徑圓斷面重物起吊的自動(dòng)抓捕吊鉤，若需要長期連續(xù)起吊圓斷面定直徑物件時(shí)，可以實(shí)現(xiàn)起吊過程的自動(dòng)抓捕和釋放。