Serving the life of science and technology civilization.
Serving the life of science and technology civilization.
Serving the life of science and technology civilization.
Serving the life of science and technology civilization.
理念识别系统
Serving the life of science and technology civilization.
Serving the life of science and technology civilization.
Serving the life of science and technology civilization.

尿素

来源: 本站 作者: 管理员 浏览2326 发布时间 2022/7/26 15:41:34

尿素是一种化学合成的有机酰胺态氮肥,因其含氮量高、物理形状好、无副成分等优点,成为世界上施用量最高的氮肥品种。

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