1.
Key Problems Analysis and Countermeasures of Vacuum Sealed Molding Casting Al-Si Alloy
铸造铝硅合金真空密封造型工艺难点分析
2.
electron gun vacuum lock
电子枪真空密封装置
3.
oil sealed rotary vacuum pump
油密封式旋转真空泵
4.
A new type of vacuum preloading construction equipment for clay sealing wall and its application
新型真空预压粘土密封墙施工设备及其应用
5.
An axial symmetrical model is set up for the sealing structure of the bulkhead plate for a columniform dewar.
建立了针对柱形真空杜瓦容器端盖密封结构的轴对称模型。
6.
Ultra-high vacuum flange--Copper seal gaskets
GB/T6071.3-1985超高真空法兰用铜密封垫
7.
Sealed under low pressure or a partial vacuum.
抽空密封的在低压或部分真空状态下密封起来的
8.
RETROFITTING AIR PREHEATER OF BOILER TO ADOPT CONTACTING TYPE FLEXIBLE SEAL
锅炉空气预热器柔性接触式密封改造
9.
Gaskets and O rings are made of elastomers.
密封垫和O型环是由人造橡胶制成的。
10.
Modification of Shaft Sealing for MPS200 Type Medium Speed Coal Mill
MPS200型中速磨煤机传动轴密封改造
11.
Thanks to the development of new sealing technology, the regeneration type radiant tube nozzle can be used in the vacuum furnace to achieve uniform heating result.
新型密封技术的开发，使蓄热式辐射管烧嘴得以应用在真空炉上，并获得了均匀的加热效果。
12.
Other cars use a sealed cap and have separate vacuum-and pressure-relief valves.
另一种类型的汽车使用密封式油箱盖，并带有一个独立的真空--压力减压阀。
13.
Development of feed through system of UHV motive sealing for reflectometer
反射率计超高真空动密封馈入系统的研制
14.
Discussion of new sealing method of deep water-permeable stratum under super soft ground in vacuum pre-loading
真空预压超软弱土下卧透水层新密封方法探讨
15.
The Type-21 mechanical seal is the industry standard for original equipment manufacturers.
类型21机械密封是初始设备制造商的工业标准。
16.
Performance of the new type filler, seal mechanism and innovation methods are introduced.
介绍了新型填料的性能、密封机理及改造方法。
17.
Safety Effect of Single Mechanical Seal Reform of Large Oil Tanks
大型储油罐一次机械密封改造的安全效果
18.
silicone elastomer seal ring
硅化人造橡皮密封环