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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。
- May I ask if you are fond of traveling by sea? 我可以问一下你是否喜欢海上旅行?
- 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
- He is traveling for the good of his health. 他是为自己的健康着想而旅行的。
- 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。
- From every window head is crane for a view of it. 每一个窗口都有人探出头来看。
- Specification for power-driven derrick cranes 动力驱动的桅杆起重机规范
- Passenger ships are a costly way to travel. 坐游轮是昂贵的旅行方法。
- No-load test for overhead traveling crane. 行车空车运转。
- Mary would rather travel by train than by plane. 玛丽宁可乘火车而不愿乘飞机旅行。
- He crane his neck to get a glimpse of the parade. 他伸长脖子看了看游行的队伍。
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- I shall travel to New York by air this weekend. 这个周末我将要乘飞机去纽约旅行。