采用硼酸和无水明矾及硫酸钾压块、焙烧、制备硼酸铝熔块。

Aluminium borate melting block was prepared by the combination of boric acid, anhydrous alum and potassium sulfate.

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采用硼酸和无水明矾及硫酸钾压块、焙烧、制备硼酸铝熔块。

Aluminium borate melting block was prepared by the combination of boric acid, anhydrous alum and potassium sulfate.

youdao