jib n.船首三角帆,铁臂vi.移转...wall jib crane 墙装旋臂吊车...wall creeper type jib crane 墙装旋臂吊车...jib crane 动臂起重机;回转式吊车;回转起...jib crane charger 回转式吊车加料机...the cut of sb.'s jib 某人的相貌...floating jib crane 水上突梁起重机...main jib 主臂...crane with double lever jib 四连杆式伸臂起重机...electric jib crane 电动单臂起重机...telescopic jib 伸缩臂...
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