The single unit cap and lifting lever permit manual valve opening (testing) with low required force on the lever.

这种一体式阀盖和提升杆使得检测人员只需轻轻扳起测试杆即可人工手动开启阀门进行测试。

youdao

Two steps are involved to determine the regeneration valve opening in practical application.

实际应用时，分两步来确定再生调节阀开度。

youdao

Still another embodiment of a valve (220) includes a plug (232) that is attached to a valve opening.

阀门的另一个实施方案(220)包括连接到阀门开口的塞子(232)。

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So the Joule free expansion involves opening this valve and asking what happens when this gas moves into the other bulb or distributes between the two.

焦耳自由膨胀就是,打开阀门后的过程,气体从一个腔跑到另一个腔,并在它们之间平均分配。

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