The procedure of coal' s formation, the characteristics of coalrock, the crusher and particles' fragmentation and attrition are researched.
从煤的形成过程、煤岩特征、破碎机械、灰颗粒的破碎和磨耗特性等方面进行了研究。
The moral maturing process of university students is a two-way procedure: on the one hand, society affects the formation of morality.
大学生的道德成熟入程是一个双向活动入程：一方面，是社会对大学生施加道德影响的入程；
As a professional morality, the formation of medical morality needs a procedure.
作为一种职业道德，医德的形成需要有一个过程。
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