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【单选题】
下列不属于提高MOS管特征频率方法的是（ ）。A.
采用应力工程，提高载流子迁移率
B.
提高跨导
C.
增加沟道长度
D.
减小栅围寄生电容
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【单选题】You wanted to study the assembly of preinitiation complex in eukaryotes. This is by the means of DNA-protein interaction. Which of these methods you can’t absolutely put in use there?
A.
Footprinting
B.
Crystal structure
C.
EMSA
D.
Primer extension
【简答题】To some of our problems there was more than one right answer, so we were looking at the students’ reasoning as to how they got it and if they could ________ the answer they had. Consumers expect to fi...
【简答题】Use MIPS assembly instructions (instruction sequence) to implement the functions of each C language statement in the table below. It is assumed that the variables i and j correspond to the registers $...
【多选题】There is one or more irrelevant sentences in each paragraph that follows. The Japanese automobile industry uses robots in many stages of its production process. In fact, one large Japanese auto factor...
A.
Some Japanese universities are developing medical robots to detect certain kinds of cancer.
B.
Another automobile factory in Japan uses them to paint cars as they come off the assembly line.
C.
It is of great efficiency and very-welcomed by company managers so they apply more robots in their factories.
D.
More employers are fired because of the intensive use of robots in this industry.
【简答题】醛的官能团是 ,酮的官能团是 。
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