Multiple dark field image can readily be used in revealing the relation between diffraction pattern and bright-and dark-field images.

多重暗场象可以快速揭示衍射花样同明场和暗场象之间的关系。

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In silhouette against a crowded star field toward the constellation Scorpius, this dusty cosmic cloud evokes for some the image of an ominous dark tower.

在天蝎座拥挤的星野背景衬托下显出暗色轮廓，这个多尘的宇宙云的形象让人联想起某种不祥的黑塔。

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A new algorithm of nondestructive, automatic and high-speed inspection is proposed for dark-field image to be used to inspect online optic component damage on high power laser system.

基于强激光系统光学元件损伤的在线暗场成像检测，提出了一种无损、自动、快速检测的新算法。

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