... 楔式闸阀：wedge gate valve 平行式闸阀：parallel gate valve 垂直板式蝶阀：vertical disc type butterfly valve ...
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parallel single disk gate valve 单阀碟双面平行密封闸阀
parallel slide gate valve 平行滑动闸阀
parallel disc type gate valve 平行闸板式闸阀
According to the structural feature of parallel single disk gate valve, the strength and rigidity of body will be calculated with finite element method, and with cylindroid shell theory.
根据主闸阀结构特点，分别用有限元法和椭圆柱板壳理论公式计算了阀体的强度与刚度，并进行了分析对比，同时对闸板的刚度进行了校核。
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