建立了甘草酸标准样品的研制方法.采用硅胶柱色谱结合重结晶方法对甘草酸进行分离制备,UV、IR、MS和NMR等方法对甘草酸进行结构表......

The cubic-quintic nonlinear Schr(o)dinger equation (CQNLS) plays important parts in the optical fiber and the nuclear hy......