自治;
At the limit condition, the ordinary formula of self imaging on plane grating can be obtained. STUDYING THE RULE OF IMAGE CONSTRUCTION FOR BICONVEX LENS BY USING THE METHOD OF VISION DIFFERENCE
它与在球面波照射下平面光栅的自成象规律类似。用视差法研究凸透镜的成象规律
The agreement gives the territory limited self-rule.
这个协议规定该地区享有有限的自治权。
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