Purpose : To test check valves for tightness in the direction of flow.

目的: 检测止回阀在流向上的紧固性.

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Reinsert the check modules and O - rings into body in direction of flow.

沿着流向将止回模块和O 形 环重新插入到阀体内.

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Install valve in the line with arrow on valve body pointing in the direction of flow.

在管线上安装阀门,使其阀体上的箭头指向流体流向.

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Fig .20 - 1 . Team crossing . Direction of flow is parallel to the line of the waders.

最强的要站在最上游的位置,队伍的直线要和水流平行.

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Install valve in line with arrow on valve body pointing in the direction of flow.

在管道内安装阀门时要使得阀体上的箭头指向流体的流动方向.

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By reversing the direction of flow it can also be used as a low - pressure relief valve.

改变流向它也可以用作低压溢流阀.

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Install valve in the line with arrow on valve body pointing direction of flow.

在管线上安装阀门要使阀体上的箭头指向流体流向.

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Lines which are everywhere tangential to the direction of flow of electric current are called streamlines.

处处均与电流方向相切的曲线称为流线.

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Install with the arrow on valve body pointing in the direction of flow.

安装时要使阀体箭头指向水流方向.

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Check your piping layout drawing to ensure correct position and direction of flow.

检查管道分布图,找对位置和流体流向.

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