The simple well head assembly newly developed is comprised of protection flange, pup joint, clip, gate valve, tee joint and anti-vibration pressure meter.

研制的简易酸化井口装置由保护法兰、过渡短节、卡箍、闸阀、三通和抗振压力表等组成。

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The electric leakage of insulated flange will narrow the effective protection scope and widen the output current for CP station.

绝缘法兰漏电会缩小阴极保护站的有效保护范围，增大阴极保护站的输出电流。

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Insulating joint is the important equipment of cathodic protection which is used in the system of pipeline, and instead of insulating flange.

绝缘接头是管道系统中阴极保护的重要装置，它是绝缘法兰的替代品。

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