Are wedges made of epoxy board , pnenolic aldehyde paper board , vulcanized fiber paper board 采用環(huán)氧板酚醛紙板紅鋼紙沖制成電機用槽楔。
Are switch board , rotor board and braces made of epoxy board , vulcanized fiber paper board , etc 采用環(huán)氧板紅鋼紙板等沖制成電機開關板轉(zhuǎn)子端板拉桿。
Are adjustable gaskets for electric machine made of epoxy board , vulcanized fiber paper , cloth board and polytef with graphite and other insulative materials 采用環(huán)氧板紅鋼紙板布板和聚四氟乙烯加石墨等絕緣材料沖制成的電機用調(diào)整墊圈
英文解釋
a leatherlike material made by compressing layers of paper or cloth 同義詞:fiber, fibre,