您要查找的是不是：
- travelling portal jib crane 门式移动悬臂起重机
- This paper introduces the technique for welding machine vehicle on portal jib crane. 文章介绍龙门吊小车轨道焊接工艺。
- portal jib crane 龙门吊车
- double portal jib crane 双龙门吊
- Wall jib crane with adjustable hoist. Swing range can be shown. 带有可调节绞车的下支撑悬臂起重机。可显示旋转范围。
- Overbrace jib crane with adjustable hoist. Swing range can be shown. 带有可调节提升机的上支撑动臂起重机。可显示旋转范围。
- Underbrace jib crane with adjustable hoist. Swing range can be shown. 带有可调节绞车的下支撑悬臂起重机。可显示旋转范围。
- Jib metal structure is one kind of the important load-carrying structure of jib crane whose mechanical capability effect the whole machine’s running directly and has higher fault rate. 起重机臂架结构是臂架式类型起重机的重要承载部件之一，其力学性能对整机的正常运转有直接影响，故障率较高。
- travelling portal crane 移动门座起重机
- Force calculation of fixed pillar jib crane 定柱旋臂式起重机的受力计算
- Stationary slewing crane Pilaster jib crane 壁柱式旋臂起重机
- I must say I didn't like the cut of his jib. 说实在的，我不喜欢他那个样子。
- The old car was travelling at quite a clip. 那辆旧汽车开得相当快。
- The portal of the mansion looks magnificent. 这座大厦的正门看上去富丽堂皇。
- Just the thought of travelling by air puts me in a blue funk. 只要一想起坐飞机旅行就使我极为恐惧。
- Stand clear of the swinging boom of the crane. 不要走近转动的超重机吊杆。
- Improvement to slewing mechanism of manual slewing jib crane 手动旋臂起重机旋转系统的改进
- She met with many difficulties when travelling. 她在旅行时遇到了许多伤脑筋的事。
- I've been travelling a lot this past year. 这一年中我一直在旅行。
- The old couple enjoyed travelling on foot. 这对老人喜欢徒步旅行。
