The drill pump's optimum capacity is 7.43L/s, the equivalent diameter of nozzle used on micro hole bit is 6.4mm.
以获得最大钻头水功率为目标函数对微小井眼钻井进行了水力参数优化设计,优选出微小井眼钻井所用钻井泵的最优排量为7.43L/s,微小井眼钻头喷嘴当量直径为6.4mm。
参考来源 - 提高微小井眼钻头破岩效率的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The material of the micro hole filter is imported stainless steel in good quality (304,316L).
微孔过滤器材质为优质进口不锈钢（304、316L）。
The micro hole structure of mylonite overmatch the covers of gas pools of sorts which indicate mylonite is a kind of high quality cover of natural gas.
其微孔隙结构远远优于已知的低、中、高压气藏的实际盖层，表明糜棱岩是天然气的一种优质盖层。
The structural design of a high sensitive micro hole drilling dynamometer and the working principle of the micro hole drilling force measuring system are introduced.
介绍了高灵敏度的微小孔钻削测力仪的结构设计及微小孔钻削力测量系统的工作原理。
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