... dark-line spectrum 暗线光谱 dark field line暗场线 data of dark-line spectrum 暗线光谱数据 ...
2
?暗场像
... 暗场聚光镜 dark field illumination 暗场像dark field line 暗场线 dark field microscope ...
双语例句
1
The specimen with different direction, with the field or a magnifying glass to see a group of parallel dark and straight line or a line or plane appears on the cleavage plane until it is twin.