... rail-joint bar 联接钢轨用的鱼尾板钢材 rail-mounted crane 轨行起重机 rail-mounted overhead crane 轨行高架起重机 ...
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短语
轨行式起重机
crane on-track
;
rail-mounted crane
轨行高架起重机
rail-mounted overhead crane
轨行门式起重机
[机]
rail-mounted gantry crane
轨行塔式起重机
rail-mounted tower crane
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