... leak check 检漏 leak checking 探漏 leak coefficient 泄漏系数 ...
基于8个网页-相关网页
leak-checking 测漏
dynamic leak checking 动态测漏法
helium leak-checking 氦气检漏
Electronic leak checking 电子检漏
leak-checking general survey 检漏普查
checking leak 检查泄漏
Health and safety officials have been checking gas appliances inside the flat to trace a leak, and the apartment block has been evacuated while tests continue.
BBC: Neil McFerran (l) and Aaron Davidson (r)
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