在硫酸钾或钾镁肥生产过程中，软钾镁矾是其中很关键的中间原料。

During preparing potassium sulfate or langbeinite, schoenite is the important middle resourses.

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在硫酸钾或钾镁肥生产过程中，软钾镁矾是其中很关键的中间原料。

During preparing potassium sulfate or langbeinite, schoenite is the important middle resourses.

youdao