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管道尺寸:NPS、明細表、長度、端部型別(中英文對照)
19適用於不鏽鋼和鎳合金管)NPS vs. IPS Pipe SystemNPS與IPS導管系統The term “NPS” replaced the previously used “Iron Pipe Size” (IPS) syste
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運動(WEPP:西氣東輸工程)The West-East Gas Pipeline Project (WEPP)Pipeline的英文解釋:a very long large tube, often underground, through w
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