metal bellows mechanical seal
短語詞組
- Welded metal -bellows mechanical seal [機(jī)]焊接金屬波紋管機(jī)械密封
- welded metal bellows mechanical seal 焊接金屬波紋管機(jī)械密封
- formed metal bellows mechanical seal 壓力成型金屬波紋管機(jī)械密封;壓力成型金屬波紋管機(jī)械密封件 返回 metal bellows mechanical seal