It takes years to fully develop a site, from surveying the geology, drilling test Wells, receiving permits, drilling working Wells and building generators.
从调查地质情况、钻测试井、获得开发许可到钻工作井和建设发电机组，现场的完全开发需要数年的时间。它也需要大量的资金。
This paper systematically introduced the generalization of MMH mud, since it was first used in 1991 to conduct a drilling test in Linpan area of Shengli Oilfield.
系统介绍了胜利油田临盘地区1991年首次应用MMH泥浆进行钻井试验以来该泥浆的推广应用情况。
On the basis of optimized vibratile drilling mono -material test, the optimized value variable parameter is selected for vibratile drilling test of two kinds laminated materials.
在单材料优化振动钻削实验的基础上，进行了两种叠层材料按优化值变参数的振动钻削实验。
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