| 1. | The spring is under compression, which means it tries to expand and thereby tries to keep the valve seated .
弹簧被压缩时，意味着弹簧要努力伸张，从而努力保持气门的落座状态。 |
| 2. | The maximum differential pressure across the valve seat
通过阀门阀座的最大压差。 |
| 3. | Place the relief valve seat back into the chamber bore
将安全阀阀座放回到镗孔内。 |
| 4. | Internal combustion engines . valve seat insert . specifications
内燃机.气门座.技术条件 |
| 5. | Development of bonded carbide valve seat reamer
胶接式气门座铰刀的开发研制 |
| 6. | Valve seat grinding wheels : marking " vlvst
汽门座砂轮：统一标示vlvst |
| 7. | Slide the diaphragm assembly into the relief valve seat
将隔膜总成滑进到安全阀阀座内。 |
| 8. | All valve seats and seat discs shall be replaceable
所有阀门阀座和阀座阀瓣应该是可更换的。 |
| 9. | Remove the pressed in relief valve seat and seat o - ring
拆卸压进去的安全阀阀座和阀座o形环。 |
| 10. | Valve seat insert valve seat ring
气门座镶圈嵌镶式气门座圈 |
