GB 50517《石(shi)油化(hua)工(gong)(gong)金(jin)屬管(guan)道(dao)工(gong)(gong)程施(shi)工(gong)(gong)質量驗收規(gui)范》的管(guan)道(dao)分(fen)級見表16.17。
發布日期：2025-07-30 09:15:48 人氣：141
GB 50517《石(shi)油化(hua)工(gong)(gong)金(jin)屬管(guan)道(dao)工(gong)(gong)程施(shi)工(gong)(gong)質量驗收規(gui)范》的管(guan)道(dao)分(fen)級見表16.17。
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