This paper introduces the requirements of design, different construct ion for bellow sealed valve, also introduces some key points when design bellow sealed valve.
介绍了波纹管阀门的设计要求，波纹管选用时的考虑因素，并介绍了波纹管阀门的几种结构和设计时应注意的问题。
This paper introduces the requirements of design, different construct ion for bellow sealed valve, also introduces some key points when design bellow sealed valve.
介绍了波纹管阀门的设计要求，波纹管选用时的考虑因素，并介绍了波纹管阀门的几种结构和设计时应注意的问题。
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