The activation energy for dehydration reaction has been calculated by Freeman - Carroll method.采用Freeman-Carroll方法计算了配合物脱水过程的活化能和反应级数.Methods: The ISCA had been constructed based on Cattell - Horn - Carroll theory, inclu...
她透过窗帘上的一道窄缝注视着他们。She watched them through a slit in the curtains.床和墙之间只有一条窄缝。There was only a narrow gap between the bed and the wall.她在银行外面把她的卡片塞进一条窄缝.She placed her card in a slot on the outside the bank....