平面光栅 [天] plane grating ; plane ; grating
平面光栅摄谱机 plane grating spectrograph
平面光栅摄谱仪 plane-grating spectrograph ; grating spectrograph
平面光栅摄谱仪光路图 Ebert-Fastie spectrometer
平面光栅制造器 flat grate producer
平面反光镜的镜面与光栅平面平行。
按一定规律移动目标平面，即可得到每个光栅平面上若干对点。
If we move the known objective plane to known positions, we can get more pairs of points belonging to the same plane.
将光栅投影到已知目标平面，通过数字摄影得到光栅平面与目标平面相交的光栅图像。
An image with intersection lines between grating planes and a known objective plane can be captured by a digital camera.
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