Thecontent of NO _ 3-N was determined by leaching simulation experiment in laboratory.

  • 室内模拟试验采用淋洗法,测定淋洗液中的硝态氮含量.

  • 互联网摘选 2025-01-18 17:14:29

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