Reduce the external leakage of valve valve packing system is the key to the material.
减少阀门外泄漏的关键在于阀门填料系统的材质。
API 598 test standard requires no visible external leakage (gasket, packing chamber and casting).
API 598测试标准要求没有肉眼可见的外泄漏。
To metal seal is provided to effectively prevent both internal and external leakage of the valve.
对金属辅助密封结构，有效地控制阀门的内漏和外漏。
Strengthen security work, VIP guests' accommodation, meals, trips and other activities at no external leakage.
加强保密工作，VIP客人的住宿、用餐、外出行程等活动不得对外泄漏。
The original import compressor for oil, greatly reducing the compressor internal and external leakage, improve the performance and life;
原装进口压缩机专用油，大大减少压缩机的内外泄漏、提高主机效能和寿命；
This paper provides the method on setting internal and external leakage of pneumatic cylinders through measuring the differential pressure.
提出了差压检测法检测气缸的内外泄漏。
A practical measurement scheme is proposed to measure both internal and external leakage automatically and the leakage property can be study via this way.
提出一种中空马达内、外泄漏流量测量方案，应用此方案实现了对中空马达内外泄漏的自动测量，为研究马达泄漏特性提供了实验基础。
The cover is formed by covering an airtight waterproof film on a frame. The lower edge of the cover is provided with a sealing ring which can prevent the external leakage of hot gas.
用不透气不透水的薄膜材料覆盖在一个框架上形成罩子，罩子下边有密封环，可以阻止热气外泄。
However, the problems such as low data quality, sensitive data leakage, external malicious theft and so on, it is urgent to study the effective information security strategy.
然而数据质量低下、敏感数据外泄、外部恶意窃取等问题随之而来，研究行之有效的信息安全策略已刻不容缓。
The condenser leakage detection is a technology used to detect condenser leakage position and leakage rate from the external cooling water source.
凝汽器检漏是用于检测外部冷却水源向凝汽器内泄漏的泄漏位置及泄漏率的一项技术。
This paper studies on the relationship between the material nonpublic information leakage of Chinese listed companies and the external regulation environment and the internal features of their shares.
本文对我国上市公司重大非公开信息提前泄露程度同公司所处的外部监管环境和内部股权特征的相关性进行了研究。
The leakage in external walls is one of the common quality problems in the construction.
外墙渗漏问题，是建筑工程质量问题中常见的一种。
Various natural fractures are the objective reason of leakage in carbonate reservoir, while the tools vibration, stress release and induced fractures are the external reasons of leakage.
天然裂缝发育是工区碳酸盐岩储层漏失的客观原因，钻具震动、应力释放、诱导裂缝是产生井漏的外部原因。
This paper states some common fault and prevention measures of architecture external wall leakage.
主要阐述了建筑物外墙渗漏的一些通病及防治措施。
When fortification, not only need be able to prevent the seepage, but also requests durably, when external force harm cannot present the leakage.
设防时不但要能防止渗透，还要求耐久，当外力损害时也不应当出现渗漏。
A corrosion leakage occurred almost every 3.5 days on average based upon the statistics of 9 metering stations in an oil field, in which the external corrosion was the most remarkable.
对某油田9个计量站的调查统计，平均每3.5天就有一处发生腐蚀泄漏，其中以外腐蚀最为突出。
The leakage of external wall is a common fault in housing project.
外墙渗漏是住宅工程中的通病。
This model takes into account both the diffusion resistance of the membrane phase in non-steady state and the diffusion resistance of the external phase boundary film and the membrane leakage.
该模型不仅考虑了非稳态下膜相扩散阻力，而且还考虑了外相边界层的扩散阻力及膜破裂。
This model takes into account both the diffusion resistance of the membrane phase in non-steady state and the diffusion resistance of the external phase boundary film and the membrane leakage.
该模型不仅考虑了非稳态下膜相扩散阻力，而且还考虑了外相边界层的扩散阻力及膜破裂。
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