The waveguide cavity structure provides a method which can reduce a threshold value and can obtain laser through low-power pumping for various laser gain materials with high threshold values.
这种波导腔结构为各种高阈值的激光增益材料提供了一种降低阈值，并可在低功率下泵浦获得激光的方法。
Breeding value for average daily gain of 10 Erhualian boars was estimated by the BLUP method. The same was estimated as Least Squares Constants and from the Herdmate average Deviation method.
用BLUP法估测了10头二花脸种公猪自初生至六月龄平均日增重的育种值，同时用最小二乘常数和离差法作对照。
Results show that the method can not only gain the diagnosis signal value from mixed noise but also realize fault-branch identification and fault location.
实验表明，本方法可从复杂噪声中提取诊断信号，实现故障分支识别和接地点测距。
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