The technology of preparing sodium-copper chlorophyllin from carrot leaves was studied.

  • 由胡萝卜樱叶提取叶绿素并经皂化、铜代及成盐反应制备叶绿素铜钠.

  • 互联网摘选 2025-01-18 11:41:20

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