更低的钻活动和天然气生产在加拿大今年造成了减少的管道进口流程。

Lower drilling activity and natural gas production in Canada have contributed to reduced pipeline import flows this year.

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管道压力脉动的镇定方法有二，一是减弱扰动源的扰动强度，包括削弱液压管道进口、出口的脉动源。

Usually there are two ways to absorb the pressure fluctuating in pipelines. One way is to lessen the strength of disturbance sources including those on input and output pipelines.

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为了确保测量的准确度，应当检查测试夹具的门、门铰链、管道进口点、连接器和连接器面板等处是否漏光。

To ensure measurement accuracy, check the test fixture for light leaks at doors and door hinges, tubing entry points, and connectors or connector panels.

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