air tightness 气密性 ; 空气密性 ; 气密度 ; 气密
air tightness test 气密试验 ; 气密性试验 ; 气密测验考试
air-tightness test 气密性实验
Good air-tightness 气密性好
tyre air-tightness 轮胎气密性
air-tightness or water-tightness 气密或水密封的
air - tightness test 气密性试验
air tightness of compartment 舱室气密性
Air Tightness Testing Equipment 气密性检测设备
As the effects of far-reach sea environment, the nodes all use air-tightness package to ensure the inner of the embedded system not to be effected by the seawater, wave and tidal wind.
鉴于深远海环境的影响,各水下节点均采用了气密性封装,以保证嵌入式系统内部环境不会受到海水及风、浪、潮的影响。
参考来源 - 基于FPGA的IAP（在应用编程）技术在深远海环境监测传感器网络中的研究和应用·2,447,543篇论文数据，部分数据来源于NoteExpress
Ref. Freon piping to end up done air-tightness test and vacuum test.
冷藏氟利昂管系密性测验和真空测验。
Strengthened side wall design and air-tightness can ensure your pleasant journey.
加强的胎侧设计，良好的跑气保用性能，让您出行无忧；
Accommodation air-condition Freon piping to be done air-tightness and vacuum test.
房舱空调氟利昂管系密性试验和真空试验。
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