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  1. Acum 16 ore · 《编译原理》学习第 5 天,p25-p32总结,总计 8 页。一、技术总结1.lexicallexical这个单词后续会经常用到,所以首先要搞懂它的英文意思,不然看到中文的“词法,语法,文法”这三个词的时候就会懵了——lexical对应这三个里面的哪一个?

  2. Acum 16 ore · The beta B of a bipolar transistor shown below varies from 10 to 80. The load resistance is Rc=10. The DC supply is Vcc=50V and the input voltage to the base circuit is Vg-5V. If VCE(sat) =1V, VBE(sat)=1.2V and Rg=0.50, then the total power loss in...

  3. Acum 16 ore · When a normal random variable Y is transformed to a standard normal random variable Z, the mean value of Z is 1 and the standard deviation value is 0. When a normal random variable Y is transformed to a standard normal random variable Z, the mean...

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