Experimental investigation and production practice show that the pulverisers can not only achieve extra-fine crushing of minerals, but also purify minerals.
通过大量实验研究和生产实践，发现它不仅可以达到对矿物进行超细粉碎的目的，而且还兼有提纯矿物的作用。
Experimental investigation and production practice show that the pulverisers can not only achieve extra-fine crushing of minerals, but also purify minerals.
通过大量实验研究和生产实践，发现它不仅可以达到对矿物进行超细粉碎的目的，而且还兼有提纯矿物的作用。
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