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水電工程啟閉機制造安裝及驗收規范(英文版)

Code for Manufacture Erection and Acceptance of Gate Hoists in Hydropower Projects
標準號:NB/T 35051-2015E
Code for Manufacture Erection and Acceptance of Gate Hoists in Hydropower Projects
標準號:NB/T 35051-2015E