CAC is a various functional group solvent which has no social effects of pollution.

  • 乙二醇醚醋酸酯是具有多官能团的非公害溶剂.

  • 互联网摘选 2025-01-18 12:39:25

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