浅述了绿色化学的意义及实施方法。
A brief introduction of green chemistry and how it is implemented.
本文浅述了三种新技术在工程上的应用。
In this paper, three kinds of new technology applied to civil engineering are introduced.
浅述笔者在数学教学中几种方法和点滴感受，以供同行借鉴。
On the author of several mathematics teaching methods and drip feelings for peer draw.
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