• 能源、冶金、矿产>>有色金属合金
  C194-H铁铜 C194铁铜 C1940-ESH铁铜 C1940-H铁铜 C1940-1 2H铁铜 C19400-H14铁青铜 C19400-H10铁青铜 巴氏合金推力瓦上下瓦平面弧面锡基合金 C19400-H04铁青铜 C19400-H02铁青铜 C19400-R510铁青铜 C19400-R470铁青铜 C19400-R370铁青铜 C19400-R340铁青铜 CW117C-R530铁青铜

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