压缩空气管 meaning in English

compressed air hose
compressed air pipe

Mining equipment . compressed air pipes . conical reduction couplings
采煤设备.煤矿器材和工具.压缩空气管.变径管接头
Superstructure compressed air ( water supply 、 fire fighting 、 smoke detection ) piping to be done air - tightness test
上层建筑压缩空气管系（供水管、消防管、烟雾探测管）密性试验。
Concerning big leakage of the mine slurry at the seal of the phosphorite wet miller inlet and feed syphon , the mine materials in the siphon is easy to be blocked , the imported seal structure is amended to the labyrinth structure
摘要针对磷矿湿磨机进口与进料弯头密封处漏矿浆严重、弯管内矿料易堵塞的情况，将进口密封结构形式改为迷宫式密封，并在进矿弯管上增开压缩空气管接口。
Used in extensively : cold , hot watersupply facilities in the civil building ; food , chemical industry , electron industrial pipe network , house get warm the pipe network ; pipe network in the swimming pool ; the factory compresses the air pipe network ; facility pipe network of solar energy ; pipe network in the agricultural garden , etc .
广泛用于：民用建筑的冷热给水设施食品化工电子等工业管网，住宅取暖管网游泳池管网工厂压缩空气管网太阳能设施管网农业园林管网等。使用寿命50年以上，是21世纪新一代绿色环保管材。