diffraction patterndiˈfrækʃənˈpætənS短语¹⁴⁴⁹⁷²⁺² 基本例句 衍射图,绕射图 光学 The scattered diffraction pattern and smaller rings were shown in the electronic diffraction analysis through TEM. 其电子衍射具有稀疏的斑点和较少的衍射环。 cnki The calculation method and results of the tolerance of error in depth for diffraction pattern are shown. 介绍了深度误差允差的计算方法及计算结果。 cnki