air tightness

常见例句

The spacecraft would be assembled at the launch center after experts finish examining its air tightness and electric properties.
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。
www.chinadaily.com.cn
For the features of staff-intensive and constant temperature and humidity and air tightness of underground space, it is very suitable for the application of DCV system.
地下空间具有人员密集、人数变化幅度大，恒温恒湿以及气密性的特点，非常适合需求控制通风的应用。
The movable sucking cover is composed of a connecting pipe (1) and the cover body (2), and the cover body (2) and the connecting pipe (1) are connected through threads of non air tightness.
由连接管（1）与罩体（2）构成，罩体（2）与连接管（1）是以非气密性的螺纹相连接。
ip.com

The 12, 700-square-foot Energy Star-certified house was crafted from low-toxic materials, withstood air tightness tests on the insulation, and has a water furnace geothermal system that provides hot water, radiant floor heat and air conditioning.
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