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- cover gas seal 盖气封
- QINGGUANG MARSH GAS SEALING MATERIAL FACTORY. 秦光沼气密封材料厂。
- The reasons for worn dry gas seal on T slot,leakage and the short life of application were analyzed for the ammonia plant in Jilin Chemical Industry Company. 分析了吉林化学工业公司化肥厂合成氨装置氨压缩机T形槽干气密封磨损、泄漏、使用寿命短原因。
- A sampling system and a feasible method are developed to realize a discontinuous on-line analysis for carbon monoxide and methane in argon cover gas system. 通过热导检测器使出口气体可以排放人通风系统，避免了使用氢火焰离子化检测器以后，放射性氩气扩散排放到气体分析实验室产生工作环境的放射性污染问题。
- Presents the structure characteristics and working principle of type 28 gas seal, and summarizes the dismantling and reassembling gists as well as operation and maintenance experiences. 介绍28型气体密封的结构特点、工作原理，总结拆卸与装配要领，操作与维修经验。
- LZQS-CFB-air collision on the classification round spindle mill gas seal, smashing equipment, powder separation devices and drainage has been the proliferation of national patents. LZQS型流化床对撞式气流粉碎机的分级轮主轴气密封装置、粉碎装置、粉末分离装置和引流扩散管已获国家专利。
- The method determinates trace level of impurity moisture in several systems of cover gas water Argon using dewpoint meters in China experimental fast neutron reactor which is being constructed. 在快中子反应堆的气体回路上,用露点仪测量了快堆几个覆盖气体系统氩气中杂质水分的含量。
- A Design Method of Dry Gas Seal Groove 一种干气密封槽型的设计方法
- Application of Dry Gas Seal in LPG Loading Pump 干气密封在LPG装车泵上的应用
- The front cover of the novel has been torn off. 这本小说的封面已被撕掉。
- Simulation of the Dry Gas Seal with Slip Boundary 基于滑移边界的干气密封的数值模拟
- Helium for Use as a Cover Gas for Liquid Sodium 液体钠保护气体用氦
- Application of dry gas seal in hydrogen compressor 干气密封在循环氢压缩机中的应用
- You can't judge a book by its cover. 不能根据封面判断一本书(不可以貌取人)
- Dry Gas Seal Used for Centrifugal Pump 干气密封在离心泵上的应用
- Research on Dry Gas Seal Face Opening Technique 干气密封启停端面脱开方案研究
- Fluxes and cover gases are currently used for the melting and production processes, and semi solid thixocasting is also used to lower the operation temperature, but there still remain many problems. 目前一般采用熔剂覆盖和气体保护法熔炼生产镁合金,或采用半固态射铸成形工艺以降低作业温度,但都存在着不少缺点。
- A finite element program using different shape functions for a spiral groove dry gas seal(S-DGS) with smooth surfaces was designed based on Reynolds equation for compressible gases. 基于二维稳态可压缩气体雷诺方程,采用不同形状函数,编写了计算光滑面螺旋槽干式气体端面密封(S-DGS)端面压力分布的有限元程序。
- According to the analysis, dry friction damper can raise the aeroelastic stability of the labyrinth gas seals. 研究表明，干摩擦式阻尼减振器可以有效地提高篦齿封严装置的气动弹性稳定性。
- The insurance cover is optional. 保险范围可以随意选择。
