例句 /

Abstract: The importance of the mine safety and its prediction in coal mining was described, and the shortcomings of the traditional predicting methods were discussed.

Abstract: The importance of the mine safety and its prediction in coal mining was described, and the shortcomings of the traditional predicting methods were discussed.

文摘:指出矿井安全性及其预测对煤矿生产的重要性以及传统的预测方法存在的缺陷。