With the raw material of spent bleaching clay of oil refining, the regenerated technology was studied.

  • 以油脂生产中的脱色废白土为原料, 制备再生白土.

  • 互联网摘选 2025-01-19 08:46:12

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