mechanical seal
短语词组
- mechanical side seal 机械侧封
- mechanical oil seal 机械油封
- mechanical face seal 机械端面密封;机械面密封;机械端面密封技术;机械密封
- Mechanical Shoe Seal 机械式鞋形密封
- Mechanical shaft seal 机械密封
- no2contacting mechanical face seal 非接触式机械密封
- mechanical face seal computation 机械密封计算
- magnetic mechanical oil seal 磁力机械油封
- Mechanical graphite seal ring 机械石墨密封环 返回 mechanical seal