In beam pump system, usually using tubing anchor to fix pump, and using bleeder Installed on the tubing pump to improve its working environment.

在有杆泵系统中，经常采用油管锚定来改善工况，通过在管式泵的上方安装泄油器来改善油井施工作业时的工作环境。

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Using the two - level fuzzy comprehensive theory for the realibilty testing of the crank pin in the non - beam pump is discussed in this article.

利用二级模糊综合评判原理对无游梁式抽油机曲柄销的可靠度进行预测。

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The process of a small diameter ultra-high power pump beam propagating in BK7 glass with or without small scale modulation was simulated.

数值模拟了小口径强泵浦光束在BK7玻璃中的传输过程并进行了实验验证。

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There was an added intention of restoring the Scottish-made beam engine pump machinery to full working order.

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The pump beam had a large effect on the reflectivity of the mirror, but only over a narrow range of temperatures.

ECONOMIST: Optical communications: Swish switches | The