After a lot of tests, it proves that it is feasible to produce potassium and aluminium products with potassium SLATE by lime sintering process.
经过大量试验，证实了用石灰烧结法处理富钾板岩生产钾铝产品的工艺是可行的。
After a lot of tests, it proves that it is feasible to produce potassium and aluminium products with potassium SLATE by lime sintering process.
经过大量试验，证实了用石灰烧结法处理富钾板岩生产钾铝产品的工艺是可行的。
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