The next step is to try to staunch the flow proper with drilling mud, a mixture of water and clay minerals.
下一步是设法很巧妙地用由水与黏土矿物质组成钻探泥浆堵住原油的涌出。
The drilling technique of diagonal water-hole is the key step in digital control machining of a lip mould.
唇模数控加工工艺的重点和难点是斜水孔的钻削工艺。
It is indicated by test that the effect of step type variable parameter vibratile drilling is more superior than that of common drilling at corresponding conditions.
实验得出，阶跃式变参数振动钻削效果明显优于相应条件下的普通钻削。
The filtrate loss controller for drilling fluid is prepared by one step method using alkaline paper making black liquor as main raw material.
以碱法造纸黑液为主要原料，经过一步合成工艺制备钻井泥浆降滤失剂。
The laminated material is an advanced compound material. A new vibratile drilling technology with step type variable parameter is suitable IC process the new laminated material.
叠层材料是一种先进的复合材料，阶跃式变参数振动钻削新工艺最适合于加工新型叠层材料。
The rooting rate of test-tube plantlets could be increased obviously by seedling step-drilling, auxin treatment, suitable medium and environment conditions, control of bacterium and fungi, etc.
通过提供过渡炼苗，生长素处理，适宜的介质与环境条件以及防止杂菌滋生等措施，可显著提高试管苗瓶外生根效率。
Developed step by step, the technology of sidetrack drilling horizontal well in slim-hole is relatively mature, whole it's fist time to apply it in Dagang oilfield.
小井眼侧钻水平井技术经过不断的完善已基本成熟，但在大港油区内应用属首次。
The flow over a backward facing step of an annular tube is a very important part of air drilling, determining the detritus going back to the ground successfully.
环空管道后台阶突扩流动是空气正循环钻井过程中十分重要的关键部分，直接决定了钻探岩屑是否能够顺利上返地面。
It is indicated by test that the effect of step type variable parameter vibratile drilling is more superior than tha...
实验得出，阶跃式变参数振动钻削效果明显优于相应条件下的普通钻削。
It is indicated by test that the effect of step type variable parameter vibratile drilling is more superior than tha...
实验得出，阶跃式变参数振动钻削效果明显优于相应条件下的普通钻削。
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