研究表明：反射镜的位置和半径存在着最佳值，在取得最佳值时，可得到最低的耦合损耗。
The study shows that the lowest coupling wastage can be obtained with the best position and radius of the reflector.
最后对回旋波色散关系进行了数值计算，得到了不稳定性判据和引起不稳定性的最佳值。
Finally, the numerical results are given for the dispersion relation of cyclotron waves, the criterion for this instability and the optimum value for generating it has been obtained.
结果表明，为得到高的转换效率，应努力改善泵浦光束质量，使晶体长度处于最佳值，并注意适当选择泵浦光强、波长和脉宽。
The results show that if the quality of pump light is improved, the crystal length is optimum, the pump intensity, wave leng...
对复合体系的流变性能来讲，使用改性剂即可明显得到改善，但同时改性剂的用量也存在最佳值。
Rheological behavior of composites was also enhanced by the treatments, but it also had a best dosage in processing.
对复合体系的流变性能来讲，使用改性剂即可明显得到改善，但同时改性剂的用量也存在最佳值。
Rheological behavior of composites was also enhanced by the treatments, but it also had a best dosage in processing.
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