神七将在载人航天发射场总装测试厂房进行气密性检查、电性能测试等，然后完成总装，预计在10月份发射升空。
The spacecraft would be assembled at the launch center after experts finish examining its air tightness and electric properties.
本文论述了真空镀膜设备气密性的特点、氦质谱仪检漏特点及其检漏系统，说明氦质谱仪检漏是检查真空镀膜设备漏气的最有效的方法。
In this paper, the performance of the airtightness for vacuum coating equipment, the characteristics of leak detection with Helium Mass-spectrometer and the leak detection system are described.
打开净化器过滤室门，将活性炭或玉米芯等过滤介质添满过滤室，关严门子，检查门子的气密性。
Open the door of room of filter, and fill it with filtration medium (active carbon or maize core etc). Close the door tightly and examine airproof of the door.
检查净化器与灶具之间连接的气密性。
Examine the airproof of the connection between filter and the stove.
全静压系统检查仪对飞机上该系统的气密性与仪表指示的准确性有直接影响。
Aero pitot-static pressure system tester has direct effects on the airtightness of the air - borne pitot - static pressure system and the accuracy of meter reading.
每次戴好呼吸防护口罩后要检查佩戴的气密性。
每次戴好呼吸防护口罩后要检查佩戴的气密性。
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