English translation for "平焊法兰人孔"
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- manhole with common welded flange
- Similar Words：
- "平焊, 俯焊" English translation, "平焊（俯焊）" English translation, "平焊道工艺" English translation, "平焊对接接头" English translation, "平焊法兰" English translation, "平焊缝" English translation, "平焊焊缝" English translation, "平焊焊条" English translation, "平焊环" English translation, "平焊机" English translation
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