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最佳答案：Production is between the pipes pipeline design,construction and pipeline offici
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最佳答案：Pipe cleaning technology plays a necessory role in petrol industrial and supplyi
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最佳答案：Pipeline Leaking Real-time Monitoring SystemPLRMS
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最佳答案：Differential pressure meter is according to the installation in the pipe flow de
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最佳答案：去谷歌翻译
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最佳答案：AbstractIn this thesis,a fluid-driven adjustable speed robot,the robot body comp
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最佳答案：给您较专业的翻译.首先要指出压力熔器应该是压力容器.压力管道元器件Pressure piping components仪表阀门instrumentation v
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最佳答案：At present,fire department orders our company to verify and have already signed
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最佳答案：通过对比分析各种常用工程后评价方法的特点及适用性,结合管道自身特点,确定了各单项内容与综合后评价的方法；Through all kinds of commonl
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最佳答案：According to the underground pressure flexible joint water supply pipeline horiz