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题目详情

多选题 The advantages of the bridge gantry crane are ( )

A. Tonnage large

B. High efficiency and energy saving

C. Operation safety

D. Low maintenance cost

桥门式起重机技能操作Bridge and Gantry Crane Skill Operation(Chinese-English)课程封面

学科:桥门式起重机技能操作Bridge and Gantry Crane Skill Operation(Chinese-English)

时间:2024-07-20 12:23:10

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