This paper also studies the principle respectively how glass fiber grid prevents and controls reflection crack,and introduces corresponsive construction crafts in detail.

研究玻璃纤维格栅在防治与控制反射裂缝中的作用机理,对其施工工艺进行详细的介绍。

Based on the colorimetry mechanism,the meaning oftrichroism is studied,as well as the synthetic and selecting principles of trichroism ofreactive and disperse dyes in particular.

本文从色度学原理说明三原色意义,并详细论述活性染料及分散染料三原色的合成和筛选原则。