词语龙门起重机
解释portal crane
portal crane〔名词〕龙门式起重机详细»
portal crane〔名词〕门式起重机详细»
portal crane〔名词〕轻便起重机,龙门式起重机详细»
portal crane〔名词〕龙门吊详细»
portal crane〔名词〕门式起重机,高架起重机详细»
portal crane门座起重机详细»
portal crane龙门吊车，龙门式起重机详细»
龙门起重机gantry traveller详细»
龙门起重机gauntry crane;gantry crane详细»