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1·As for SHG, we show that the efficiency of SHG in PBG can be greatly enhanced if the phase match condition is met.

理论分析和数值计算表明：相位匹配条件满足的情况下，光子晶体(PBG)中的二次谐波的产生的效率和增强会大大提高。

2·That the phase match between input signal and CCD pixel has influence on the measuring results of MTF is showed by the analysis of the CCD sampling process.

通过对CCD采样过程的分析，说明了输入信号与CCD像元位相匹配对调制传递函数(MTF)有影响。

3·The next, the influence of phase match between input signal and line-array fiber-optic image bundles on the contrast transfer function was analysed digitally.

其次，采用数值计算的方式，分析了输入方波信号与光纤束位相匹配对对比度调制传递函数的影响。

4·This article shows how to choose the double frequency crystal in the properties of basic wave beam provided and how to choose the suitable ways of phase match.

本文提供在已知基波光束性能的情况下、如何选择合适的倍频晶体，以及相应的相位匹配方式。

5·Change original refrigeration equipment make it with LPG phase match, while regarding LPG as the refrigerant, the performance of refrigeration circulation should be superior to R22.

若改变原制冷设备使之与液化石油气相匹配，则以液化石油气为制冷剂时，制冷循环的性能要优于r22。

6·The principles of laser frequency transformation and the theory of phase matching in nonlinear optic crystals are also discussed. Based on this theory, Angle of phase match is calculated.

在总结激光频率变换的原理和非线性光学晶体的相位匹配理论的基础上，可以根据相位匹配理论进行晶体的相位匹配角的计算。

7·The key to the next phase in improving health overall is to bring the rate of improvement in lower socioeconomic areas to match that in the most affluent parts of society.

下阶段增进整体健康的关键是，使社会经济水平较低的地区的健康改善速率与社会中最富裕地区相匹配。

8·Bispecra is a translation-invariant character, contain abundant phase information, but it is two dimension, and misfit board match.

双谱是一种平移不变的特征，含有丰富的相位信息，但它是二维函数，不利于模板匹配。

9·The difference clock delay match technology adjusts the two channel AD analog clock phase and implements the two way AD uniformly-space sampling.

差分时钟延迟匹配技术通过对两路AD的采样时钟进行相位调整，实现了两路AD的等间隔采样。

10·The short wave disturbance did not match the undulation of the wind field, and the characteristics of its phase propagation were similar to those of gravity waves.

该短波扰动与风场的波动不相匹配，其位相传播特征与重力波相似。