常见例句双语例句Some properties of the dextran activated with bromine cyanide modified elastase were studied and compared, with those of natural elastase.本文用溴化氰活化的右旋糖酐对弹性蛋白酶进行共价修饰，以改变其若干性质，使之更有利于应用。 返回 bromine cyanide