当稀土金属盐加入量为2%时镀层密度最大、显微硬度最高。

When the RE metal salt was 2%, the coating had the best density and hardness.

youdao

当稀土金属盐加入量为2%时镀层密度最大、显微硬度最高。

When the RE metal salt was 2%, the coating had the best density and hardness.

youdao