单词dark field illumination
un.: 暗场照明;暗视野照光法网络: 暗视场照明法;暗视场显微照相术;暗视野映光法
暗视野照光法
暗场照明
Detecting latent fingerprint with combination of dark-field illumination and monochrome photography
暗视场照明与分色照相配合显现指印