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- Two relation models between the drill footage and proved reserves are introduced: Gompertz model and Exponential model. 摘要为估算油气探明储量,介绍了探井进尺和探明储量间的2种统计模型:龚帕兹模型和指数模型。
- The total costs of oilfield exploration can be divided, according to exploratory area, contract method, and the type of well, into simple groups in order to evaluate separately the influence of drilling footage and average unit cost on the total costs. 在研究勘探总成本的变动中,可以按区块、包方式和井别进行简单分组,分别研究钻井进尺和平均成本对勘探总成本的影响。
- Beginning with increase in service life of bit and decresae in manufacturing cost of bit,the authors make an approach to the way to decrease in drilling footage cost about DTH bit. 本文从提高钻头寿命和降低其制造成本的角度出发,探讨了降低潜孔钻头使用成本的途径。
- Statistic model based on drill footage proved reserves and its application 基于累计探井进尺的累计储量之间的统计模型及应用
- Study of Cyclic Drilling Footage of Tunnel Excavation by Using of Fuzzy Staged Statistical Method 隧洞开挖循环进尺的模糊分级统计法分析与研究
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- Keywords resource evaluation;gompertz model;exponential model;drill footage;proved reserve; 资源评价;龚帕兹模型;指数模型;探井进尺;累计储量;
- The film contained some old newsreel footage. 这部影片中有些旧新闻片的镜头。
- 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。
- 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。
- The dentist's drill made a lot of noise. 牙钻发出很大的噪音。
- drilling footage 进尺
- What's the drill for claiming expenses? 费用报销的手续,是怎样的?