The calculated results AgF, AgCl , AgBr crystals are an indirect - gap material.

结果表明三种晶体皆为非直接带隙物质.

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Book enlist AGF, well - collated for the study of Cheng concept should provide an important information base.

该书收罗宏富 、 校勘精良,为研究郑观应提供了重要的资料基础.

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Artificial ground freezing ( AGF ) will be used extensively with the increase of underground construction.

随着地下工程的不断增加,国内外对人工土冻结应用研究日益重视.

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