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- Hollow sphere dual gradient drilling is a new deepwater drilling technology, which is developed by Maurer technology inc. 双梯度钻井又称为双密度钻井,是一种适用于深水钻井的新型钻井技术。
- Dual Gradient Drilling (DGD) is also known as Dual Density Drilling, which is a new type of drilling technology for deepwater drilling. 双梯度钻井又称为双密度钻井,是一种适用于深水钻井的新型钻井技术。
- It has peculiar advantages to use lightweight Hollow Glass Spheres (HGS) to reduce the density of mud in riser in Hollow Glass Spheres Dual Gradient Drilling. 空心球双梯度钻井技术采用轻质空心球注入钻井液,对降低钻井液密度具有独特的优势。
- Several new approaches to the deepwater dual gradient drilling were developed,including subsea mudlift drilling,riserless drilling,and dual density drilling. 深水双梯度钻井技术主要包括海底泵举升钻井液、无隔水管钻井、双密度钻井等,可以很好地解决深海钻井中的技术难题。
- deepwater dual gradient drilling 深水双梯度钻井
- Deepwater Hollow Sphere Dual Gradient Drilling Technology 深水空心球双梯度钻井技术
- dual gradient drilling 双梯度钻井
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- The road opened out into a dual carriageway. 这条路已扩展成了复式车行道。
- Dual action: hammer drilling and hole drilling. 二模式动作:锤钻及单钻孔。
- The workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- The noise of the drilling is intolerable. 钻孔的噪音让人受不了。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了,十分刺耳。
- You'd better set a goal before you start the drill. 练习开始前,你最好设定一个目标。
- After a long drill he told the squad to fall out. 操练了好半天之后,他让这个班解散了。
- His dual role as a composer and a conductor made him very busy. 他作曲家和指挥家的双重身份使他非常繁忙。
- She had lots of drill in listening. 她在听力方面受过许多训练。
- This drill can bore through rock. 这台钻机能钻透岩石。