透镜化...

lensing的音标：lensing的英式发音音标为：['lenzɪŋ]lensing的美式发音音标为：['lenzɪŋ]...

The concept of gravitational lensing is discussed as predicted by Einstein's general relativity theory.引力透镜效应的概念,讨论了爱因斯坦的广义相对论预测.The enhancement effect of water - soluble polymers for laser thermal lensing spectrosc...