openings for pipe connections 用于管子连接的开孔
pressure pipe connections 压力管道连接
inlet pipe connections 入口管连接件
These valves have four or five pipe connections, commonly called ports.
这些阀门有四个或五个管道连接，通常称为端口。
STENFLEX engineers combine experience and expertise from four decades of a leading market position in the field of flexible pipe connections.
在管道连接领域领跑市场位置四十多年，STENFLEX的工程师们从中把经验和专业知识相结合。
This pan is to protect the property from damage which may occur from normal condensate formation on the tank or leaks in the tank and pipe connections.
这个排水盆有助于保护财产避免遭受由于热水器正常产生的冷凝水，以及热水器或管道连接部位泄漏可能造成的损失。
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