Multi-disc swing foot valve 旋启多瓣式止回阀 ; 旋启多瓣式
multi-disc swing check valve 旋启多瓣式止回阀 ; 多瓣旋启式止回阀
multi-disc sing foot valve 旋启多瓣式止回阀
Disc multi-way valve, the use of rotary multi-way valve, stable and reliable running.
盘式多路阀，采用旋转式多路阀，运行稳定可靠。
In the paper a new method of using disc shaped spring in the multi way valve as reset spring is introduced, and the design model for characteristic optimization of reset spring is created.
本文提出了采用碟形弹簧，作为多路阀复位弹簧的新方法，建立了这种复位弹簧的特性方程及优化设计模型。
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