Stability and anti-vibration of double-bridge crane along large round track;
大圆形轨双桥架式起重机桥架的稳定性和抗振性能
crane ,overhead traveling, on fixed support
固定支座移动式高架起重机
mobile crane with lattice jib
桁架臂流动式起重机
Mobile gantry crane with adjustable hoist. Dimensions can be specified.
带有可调节绞车的高架移动起重机。可指定尺寸。
travelling portal jib crane
门式移动悬臂起重机
gantry crane with movable girder
可移动主梁门式起重机
traveling forge crane
锻造用移动式起重机
cantilever walking crane
壁装移动式悬臂起重机
High Altitude Displacement Installation of Whip-typed Tower Crane Used in CCTV Main Building
CCTV主楼大型动臂式塔式起重机高空移位安装
crane ,jib (excl. portal and pedestal cranes), self-propelled
自动悬臂起重机（门式臂架起重机及支座式悬臂起重机除外）
crane ,derrick (excl. floating cranes, crane lorries and railway rolling-stock), self-propelled
自动桅杆起重机（浮式起重机、起重运货汽车及铁路流动托架除外）
crane ,derrick (excl. floating cranes, crane lorries and railway rolling-stock), not self-propelled
非自动桅杆起重机（浮式起重机、起重运货汽车及铁路滚动托架除外）
magnetic travelling crane
电磁吸盘式移动式起重机
a machine for hoisting and moving heavy objects by means of cables attached to a movable boom.
起重机:一种用连在活动架上的缆绳举起和移动重物的机器.
stiffleg derrick traveler
刚性腿移动式转臂起重机
non-self-erecting tower crane
非自行架设塔式起重机
double-beam bridge type grab crane
双架桥式抓斗起重机
stiffleg derrick
固定支架桅杆式起重机
single girder truss gantry crane
桁架式单梁龙门起重机
