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介绍了两种球面密封气动截止阀用气缸力的设计方法,一种是传统设计方法,一种是弹塑性设计方法,并以实例对两种设计方法进行了说明。
Two design methods of cylinder force for pneumatic globe valve with spherical seal are introduced. One is the traditional design method, the other is the elasto-plastic design method. The two design methods are described by examples.