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1·The seal mechanism of the indirect caprocks is pressure seal.

间接盖层的封盖机制为压力封闭。

2·Inner row of studs establish the initial seal of the pressure seal joint.

柱头螺栓的内部排列构成压力密封连接的初始密封。

3·Inner row of studs establishes the initial seal of the pressure seal joint.

螺栓的内部排列组成压力密封连接的初始密封。

4·They are the pressure seal valve, the packed valve, and the diaphragm valve.

它们是压力密封阀、衬垫阀和隔膜阀。

5·This test-bed is mainly used for high and low pressure seal of High-pressure hose.

该试验台主要用于高压胶管的高低压密封。

6·All pressure seal gate valves are available with a solid wedge. Specify figure number 55006.

所有压力密封闸阀都可以配置实心硬楔形闸板。订购时请指定型号55006。

7·Carbon, Alloy or Stainless Steel, Pressure seal or Bolted Bonnet Provision for seal Welding on Bolted Bonnet Valves.

碳钢，合金钢或不锈钢，压力密封或螺栓阀帽用于焊接在螺栓阀帽阀门上阀座的设备。

8·Describe the structure characteristic and working principle of pressure seal swing check valve. Material selection and thrust ring design.

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。

9·Coalbed methane reservoir is a pressure seal reservoir and its production characteristic is different from that of conventional natural gas.

煤层气是一种压力封闭型气藏，其生产特征不同于常规天然气。

10·V-packings: Self-adjusting, spring-loaded, double V-packings maintain constant high pressure seal compression and extend seal and plunger life.

密封：自动调节，弹簧底座，双层V-密封维持高压密封和延长密封与柱塞寿命。