... to be inserted with good contact 嵌入至良好接触 to be installed in position 装至原位 to be installed and proved workable 装好并能使用 ...
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Piping runs joined to the flanges must be installed in a straight line position to the flange to avoid stress at the flange due to misalignment.
如果管道要联接到法兰上，必须以直线方向安装到法兰上，避免由于没有对准而对法兰产生压力。
Valves should be installed with the disc in the closed or almost closed position. This will prevent damage to the disc sealing edge.
安装阀门时，蝶板应该处于关闭或几乎关闭的位置。这是为了防止蝶板密封装置受到损坏。
It requires that a test specimen be installed in a horizontal (ceiling) position and then be exposed to a gas burner flame.
这种方法要求被测试样安置在地面或者天花板上，然后面向燃气火焰。
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