...需 要采用下面介绍的基本电路模块; 前面介绍的与非门和或非门就是用这些电 路模块实现的; 所有的与或非(And-Or-Invert,AOI)逻辑 功能都可以用这些电路模块实现; AOI逻辑的主要优点是:在实现一个相对复 杂的逻辑功能时,...
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与非(NAND):先与后非,与的反运算,Y=(A B)ˊ或非(NOR):先或后非,非的反运算,Y=(A+B)ˊ与或非(AND-NOR):先与再或再非,Y=(A B+C D)ˊ异或(Exclusive OR):Y=A♁B=A Bˊ+AˊB A和B差别,Y为1;A和B不异,Y为0当A与B相反时,A Bˊ和Aˊ...
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糖苷,是糖或糖的衍生物与另一类非糖物质通过糖的端基碳原子链接而成的化合物。
Glycosides are certain molecules in which a sugar part bound to some other part through its anomeric carbon to another group.
使用xml加密,每一方都可以保持与任何通信方的安全或非安全状态。
With XML Encryption, each party can maintain secure or insecure states with any of the communicating parties.
标准的观点是,哲学家不赞同有关上帝的论证,使得该观点与起初的信仰者或非信仰者的信仰不相干。
The standard view is that philosophers' disagreements over arguments about God make their views irrelevant to the faith of ordinary believers and non-believers.
What most distinguishes Aristotle is that his language is addressed emphatically to citizens and statesmen not to other political scientists or philosophers. It has a public orientation.
亚里士多德最突出的地方是,他的语言明显地是指向公民与政治家,而非其它的政治科学家或哲学家,其倾向是公众,直接指向公众。
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