AN UNBIASED VIEW OF CRYSTAL

27Local economists have seemed into their crystal balls and noticed a thing rather horrible.当地的经济学者们已预测到将会出现棘手的问题。《柯林斯英汉双解大词典》杂质、裂纹越少越好。质地好的水晶制品，应看不到星点状、云雾状和絮状分布的气液包裹体或组成玉石的颗粒。有裂

The nonradiative changeover rates Adhere to the system WNR = W (0) exp(-alphap), the place p is the number of phonons matching the Strength hole. The nonradiative changeover prices of Er3+ exhibit temperature dependence consistent with the multiphonon rest theory. In Tm3+ the temperature dependence of nonradiative rest costs is complicated from the