... 料场调查 materials field investigation 零现场调查 field investigation 流场调节 flow field adjustment ...
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Through drilling experiment in 156 adjustment Wells, the drilling behaviors, cutter wear, downhole jet flow field and drilling effect of drag bits and roller ones were comparatively analyzed.
通过156口调整井钻井试验,对比分析了刮刀钻头和牙轮钻头的钻进特性、牙齿磨损特性、井底流场特性及钻井效果。
When uses the way of some kind of fixed installs, it would be possible in the greatest to reduce the error that produces from the perturbation of flow field through the adjustment the angle.
当采用某种固定的安装方式时,通过调整超声波流量计的安装角度可以在最大程度上降低因为流场扰动产生的误差。
The flow rate of dynamic flow balancing valves has been set before leaving the factory, therefore adjustment is not needed in the field.
动态流量平衡阀的流量在出厂前根基系统流量进行定制,现场不需要进行任何调试。
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