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- travelling derrick crane 移动式桅杆起重机
- Discussion is made on the installation process and method of the placement technique for CO2 regenerated tower with double derrick crane method. 用双抱杆抬吊就位技术对CO2再生塔的安装方法及过程进行了论述。
- The vessel is fitted with lifting appliances/ derrick cranes. 此船裝置有起重設備/人字吊機。
- Finite element analysis of large tonnage derrick crane 大吨位桅杆起重机有限元应用研究
- Testing and measuring of the stress on derrick crane 动臂桅杆起吊应力的试验测试
- The ginpole is the simplest form of derrick. 起重吊杆是一种最简单的起重机。
- To raise or lower(the boom of a crane or derrick. 升降使起重机的吊臂上升或下降
- Stand clear of the swinging boom of the crane. 不要走近转动的超重机吊杆。
- The old car was travelling at quite a clip. 那辆旧汽车开得相当快。
- To raise or lower(the boom of a crane or derrick). 升降使起重机的吊臂上升或下降
- The huge travelling crane has not yet been put up. 巨大的龙门吊车还没有安装起来。
- 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。
- Specification for power-driven derrick cranes 动力驱动的桅杆起重机规范
- From every window head is crane for a view of it. 每一个窗口都有人探出头来看。
- 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。
- The story about space travelling is interesting. 那个关于宇宙旅行的故事很有趣。
- The cost of travel to the far east is prohibitive. 到远东旅游的费用高的令人不敢问津。
- He crane his neck to get a glimpse of the parade. 他伸长脖子看了看游行的队伍。