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Explosives and Explosive Ordnance Disposal
containing
瓦斯检测仪
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in specified order only
Chinese
English
井下
瓦斯检测仪
用于检测井下瓦斯气体〈主要是甲烷和空气的混合物〉的仪器,有: 1. 干涉仪型精密检测仪。 2. 安全灯型简易检定器
gas detector for mine-gas
瓦斯检测仪
测定瓦斯含量的仪器
gas detector
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