The GGH seal air fan ensures zero leakage of the raw gas to the environment.
热交换器的密封风机以确保没有原烟气泄漏到环境中。
Heat preservation jacket whole casting, heat preservation effect is good, zero leakage.
保温夹套整体铸造，保温效果好，零泄漏。
Zero leakage: hard alloy seal with different materials ensures zero leakage for transportation of different media.
滴水不漏：不同材质的硬质合金密封，保证了不同介质输送均无泄漏。
Valve with the valve sealing surface through precision grinding, assembly, after 100% completion of pressure test, all to achieve zero leakage.
阀瓣与阀体密封面经过精密研磨，组装完毕经过100%试压，全部达到零泄漏。
In the pipe system, the medium is connected or cut, the flow capacity is strong, the pressure loss is small, the two-way sealing can achieve zero leakage.
在管道系统中起对介质的接通或截流，流通能力强，压损小，双向密封可达到零泄漏。
Magnetic fluid sealing is a new type of sealing technology. It has the advantages of zero leakage, long life and zero wear, which is incomparable for any other types of sealing.
磁性流体密封是一种新型密封技术，具有零泄漏、寿命长、无磨损等其他密封技术所无可比拟的优点。
A developing trend for the high-speed centrifugal compressor is predicted. The non-oil seal will gradually take the place of the wet seal and it will obtain zero leakage of the seal unit.
最后，对高速离心压缩机发展趋势做出了展望，提出无油密封将逐渐取代湿式密封，真正达到密封装置的介质的“零泄漏”。
The phase comparison error is the primary factor leading to mistaken action in the selective leakage protective system of underground LV networks based on zero sequence current direction.
在基于零序电流方向原理的矿井低压电网选择性漏电保护中，比相误差是导致保护误动的主要因素。
Principle of dry gas seal with screw groove type was introduced. It was applied in the centrifugal compressor to realize zero gas leakage. It has safety operation of the compressor group guaranteed.
介绍螺旋槽式干气密封的工作原理，通过在离心式压缩机上应用使瓦斯达到零泄漏，保证机组的安全操作与运行。
2 on electrical equipment used in the above work, in addition to maintenance should be zero, and necessary in the first set at the end of the equipment load leakage protection equipment.
对在高处工作中所使用的电器设备，除应作维护接零外，还有必要在设备负荷的首端处设置漏电维护设备。
The system can automatically determine the sample breakdown and collect the breakdown voltage data and leakage current, and can quickly reduce the automatic return to zero at the same time.
系统能够自动判别试样击穿并采集击穿电压数据及泄露电流，同时能够在击穿的瞬间电压迅速降低自动归零。
Phase - shifted converter realizes zero - voltage - switching with the use of leakage inductor of the main transformer, however, the realization of ZVS for lagging bridge leg is difficult.
移相控制全桥变换器能够实现开关管的零电压开关，但滞后桥臂难度很大。
Phase shifted converter realizes zero voltage switching (ZVS) with the use of leakage inductance of the main transformer, however, the realization of ZVS for lagging bridge leg is difficult.
移相控制全桥变换器能够实现开关管的零电压开关，但滞后桥臂难度很大。
This paper analyses the existing zero sequence directive current selective leakage protection principle which is to surmount the effect of distributed capacitance on it.
对近期提出的克服电网分布电容影响小电流接地选线的零序直流选择性保护原理作了理论分析。
A new method be gived to measure MOA′s resistive fundamental harmonic leakage current(RFHC)by over-zero & harmonic analysis methods accurately.
给出了采用过零法和谐波分析法相结合来精确测量金属氧化物避雷器（MOA）阻性电流基波的新算法。
Under different longitudinal magnetization, the shape and characteristic of the zero value line of the normal component for the magnetic leakage field which was an important criteria...
分析了不同纵向磁化强度下，作为磁记忆检测方法重要判据的磁场法向零值线形状及分布特点。
Under high frequency usage condition, the internal leakage flow rate of the piston is almost near zero condition.
在高频使用状态下，活塞的内泄漏量几乎接近于零状态。
Under high frequency usage condition, the internal leakage flow rate of the piston is almost near zero condition.
在高频使用状态下，活塞的内泄漏量几乎接近于零状态。
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