优质CW101C(R420)铜棒CW101C(H085)铜棒
3004-H24六角铝300..
高精度2A14-T6花纹铝板..
优质CW101C(R420)..
CuZn33(F53)优质高..
1A85-H112环保轧制铝..
CW102C(R410)易切..