| 1. | Pvc construction with ptfe seat and fpm seals
Pvc结构，配置聚四氟乙烯阀座和fpm密封。 |
| 2. | Replaceable fpm o - ring seats and seals
可更换fpm材质的o形环阀座和密封。 |
| 3. | Autopilot in altitude hold mode produces a 200 fpm descent
自动驾驶仪在高度保持模式令飞机每分钟自动下降200尺。 |
| 4. | Problem : autopilot in altitude hold mode produces a 200 fpm descent
问题：自动导航固定高度飞行时每分钟下降200英? 。 |
| 5. | Fpm fuel pump monitor
燃油泵监视器 |
| 6. | Fpm fast page mode
快速页模式 |
| 7. | Secondary seal material shall be fpm or epdm and correspond to the seat material for maximum chemical resistance
二级密封材料应该是fpm或三元乙丙橡胶和具有最好耐化学腐蚀性能的相应阀座材料。 |
| 8. | These valves shall have ptfe seats and fpm seals for maximum service life and protection against external leakage
这些阀门应该配置聚四氟乙烯阀座和fpm密封，使其使用寿命更长，更有助于防止外泄漏。 |
| 9. | Standard test methods for estimating contribution of environmental tobacco smoke to respirable suspended particles based on uvpm and fpm
基于粒子紫外线吸收法uvpm和粒子荧光吸收法fpm评估环境烟草烟雾对可吸入悬浮颗粒物影响的标准试验方法 |
| 10. | Valves shall have glassfilled ptfe seals for positive shut - off and extended service - life and fpm seals for maximum protection against external leaks
这些阀门应该配置玻璃填充聚四氟乙烯密封，关闭更灵活，使用寿命更长， fpm密封能够更好的防止外泄漏。 |
