There are a series of problems in batch production of plating chromium for lining inner bores of input tube in oil well pump such as parameter choice, clamp design, bath care and adjust.
油井抽油泵输入泵衬套内孔尺寸镀铬批量生产中存在着工艺参数准确选择、夹具合理设计、槽液维护和调整等一系列问题。
Optimal design on aerofoil parameter of impeller is made based on the second YQH-100 oil-gas pump.
基于第二代YQH-100油气混输泵叶轮的基本参数，对叶轮的翼型参数进行了优化设计。
This paper introduces the operating principle of the combinatorial layering oil production of the rod jet pump, and the parameter optimization as well as field application.
介绍了有杆射流泵组合分采的工作原理、参数优选及现场应用情况。
This paper introduces the operating principle of the combinatorial layering oil production of the rod jet pump, and the parameter optimization as well as field application.
介绍了有杆射流泵组合分采的工作原理、参数优选及现场应用情况。
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