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- PE燃氣管道PE gas pipeline
- PE燃氣管材PE pipe material
- 管道pipeline
- 水及燃氣管道用球墨鑄鐵管、管件和附件Ductile iron pipes. Fittings and accessories for water or gas applications
- 燃氣fuel gas
- 燃氣管道不停輸帶氣連接故障的原因和預防Trouble Shooting of Gas Pipeline On-line Connection
- 管道系統ductwork
- 試論聚乙烯燃氣管道與供暖管道的水平安全間距On Safety Clearance between Polyethylene Gas Pipeline and Heating Pipeline
- 壓力管道pressure conduit
- 燃氣用PE管gas PE pipe
- 基于數據挖掘的地下燃氣管道風(fēng)險指標體系設計Design for underground gas pipe-line risk factors system based on data mining
- PE管道PE pipeline
- PE球閥在庭院燃氣管網(wǎng)中的應用Application of PE Globe Valve in Courtyard
- 應用PE管修復油氣管道技術(shù)Repairing Oil and Gas Pipeline with PE Pipe
- 燃氣管道gas pipeline
- PE管道在地源熱泵系統中的應用Application of PE pipe in the ground source heat pump system
- 燃氣系統:從車(chē)間外墻外1米處的接點(diǎn)至工業(yè)爐的燃氣管道。Gas system: gas pipe line from the joint at 1m from the workshop outside wall to industrial furnaces.
- 埋地燃氣管道buried gas pipeline
- 管道燃氣pipeline gas
- 管道燃氣業(yè)gas-piping industry
