止回阀原理

Principle of check valve

以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译

1
阐述了自压密封旋启式止回阀的结构特点、工作原理、材料选用和止推环设计。
Describe the structure characteristic and working principle of pressure seal swing check valve. Material selection and thrust ring design.
2
对自力式限流止回阀，在分析其结构和工作原理的基础上，提出了选型方法。
With regard to flux control and check valve, based on its structure and work principle, presented the method of type selection.
3
阐述了抽气止回阀的工作原理及气缸的设计计算方法。
Expound working principle of extraction check valves and the calculation methods of the cylinder design.

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