| 1. | The sealing structure is reliable in performance and long in service life
具有性能可靠，寿命长久的密封结构。 |
| 2. | Lnovation of bearing seal structure of zw - style forced circulation pump
重油催化裂化装置循环热水泵机械密封系统改造 |
| 3. | The bearings have a unique seal structure which can increase reliability and life
新开发特殊油封提高寿命与可靠性。 |
| 4. | Research on the magnetic liquid seal structure of minitype centrifugal water pump
小型离心式清水泵磁性液体密封结构的研究 |
| 5. | A dynamic model for reliability analysis of sealing structures and its application to turbopumps
涡轮泵密封结构的动态可靠性分析 |
| 6. | Fully sealed structure leaves a good protective property , suitalbe for the requirement of 24 - hour duty
全封闭结构，防护性能好，可适应全天候要求。 |
| 7. | After the modification of the water seal structure , the stability and reliability of the online analytical system are substantially improved
水封结构改进后，在线分析系统的稳定性、可靠性大为提高。 |
| 8. | The formula and analysis would be helpful for the theoretical analysis and engineering design of the hydraulic cylinder piston ring seal structure
研究结果为控制棒水压驱动机构水压缸活塞环密封结构的设计和分析提供了理论基础。 |
| 9. | Szkx series has self - cooling sealed structure and in use for b - class insulation material , so possesses features of less maintenance , reliable operation and long life
本电动机采用封闭型自冷结构和b极构缘材料，维护少、运行可靠、寿命长。 |
| 10. | The products adopts curve - sealing structure , and are tighten by the fix terminal , they have performance of water - proof and dust - proof , the protection class reaches ip65
本产品采用曲路密封结构，直接用紧固件紧固，具有良好的防水防尘性能，防护等级为ip65 。 |
