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 at 厌恶...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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