GLY-C-1.0 GLY-C-1.6 GLY-C-2.5 GLY-C-4.0 (壳体材料:20#) GLY-S-1.0 GLY-S-1.6 GLY-S-2.5 GLY-S-4.0 (壳体材料:0Cr18Ni9)〖HT〗
2019-12-25