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- Don't stay under the arm of a derrick! 不要在起重机的吊臂下!
- They were placed by a derrick mounted on rails on the bridge deck. 它们由轨道上的转臂吊机吊放在桥面上。
- The boom of a derrick. 人字形起重机的桁
- A long pole extending upward at an angle from the mast of a derrick to support or guide objects lifted or suspended. 吊杆从起重机的竖樯上以一定角度向上伸出的长杆,用来支持或牵引物体竖立或吊起
- The jacket, topside and yoke assembly were separately lifted and installed by using a derrick barge. 导管架、上部结构和软刚臂分别是用浮吊吊装的。
- The most obvious part of a drilling rig is called"a derrick". It is used to lift sections of pipe, which are lowered intothe hole made by the drill. 钻机中最显眼的部件叫“井架”,井架用来吊升分节油管,把油管放入由钻头打出的孔中。
- As a commercial diver in the offshore oil fields of the Gulf of Mexico, I was assigned to a job on board a derrick barge. 我在墨西哥湾的一个海面油田做职业潜水员,一次被指派到一艘吊杆起重驳船上工作。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- The frame of mast derrick that is designed for hydraulic wheel tractor hoist adopt welding of armor plate,its section is oblong armor plate,and its material is HG60.Stability,static loads and fatigue life on a derrick are calculated in designing. 为满足液压轮式通井机的使用要求而设计的桅杆式井架采用板焊结构,主体截面为长方形的方形钢,材料为HG60。 对井架进行了稳定性、静强度和疲劳强度设计计算。
- A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
- A fire was burning in the grate. 火在壁炉中燃烧着。
- They cleaved a path through the wilderness. 他们在荒原中开辟出一条路。
- They denounced him to the police as a criminal. 他们向警方告发他是罪犯。
- This place doesn't have a very savory reputation. 这个地方的名声可不太好。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- I am a hundred percent in agreement with you. 我百分之百同意你的看法。