White passivating liquor trivalent chromium for zinc plating is prepared based on a new chemical formulation.

  • 镀锌三价铬白色钝化液是由一种新的化学配方制得.

  • 互联网摘选 2025-01-19 11:36:13

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句