weak-beam dark field 弱束暗场
dark hollow beam 暗中空光束
central dark arena beam 中心暗场照明
WBDF weak-beam dark field 弱束暗场
The returning light beams merge together at the beam splitter and create an interference pattern of light and dark regions where the light waves either cancel out or reinforce each other.
返回的两束光在分束器处汇合，产生由亮区和暗区组成的干涉图案，图案中，光波要么相互抵消要么相互增强。
By reflecting a laser beam from a specially designed hologram (shown here as the colored circle), physicists created knots of dark filaments (represented by the colored knot).
通过从来自一个特殊设计的全息图(这里用彩色圆圈来表示)的激光光束的反射，物理学家创造了(用彩色结来表示)暗丝结。
Dark-clothed humans appear disgusted when they spot them from afar, and then, drawing nearer, suddenly beam smiles and benevolence.
身着深色服装的人们远远的看到它的时候表现了反胃，然后，慢慢接近，突然露出微笑和显示出爱心。
应用推荐