- 1. 聚乙烯焊制管件: polyethylene fitting from butt fusion
dict.youdao.com - 2. 聚乙烯焊制管件: PE welding pipe fittings
dict.youdao.com - 3. 钢板制对焊管件: Steel plate butt-welding pipe fittings
dict.youdao.com - 4. 钢板制对焊管件: Steel Plate butt-welded fittings
dict.youdao.com - 5. 钢制对焊无缝管件: Steel butt-welding seamless pipe fittings
dict.youdao.com - 6. 钢制对焊无缝管件: Steel butt-welded seamless fittings
dict.youdao.com - 7. 锻钢制承插焊管件: Forged steel socket-welded fittings
dict.youdao.com - 8. 钢板制对焊管配件: Steel plate butt-welding pipe fittings
dict.youdao.com
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