一、(15分)在图一所示的电阻电路中,试求电压

一、名词解释(每题4分,共20分 1、 InDel 2、复等位基因 3、母性影响 4、遗传漂变 5、表观遗传学效应

Chapter 3 Data Transmission Instructor: Dr. Tianshuang Qiu School of the Electronic and Information Engineering Fall of 2004

Chapter 5 Signal Encoding Instructor: Dr. Tianshuang Qiu School of the Electronic and Information Engineering Fall of 2004

Instructor: Dr. Tianshuang Qiu School of the Electronic and Information Engineering Fall of 2004

I. Structure(15 minutes) Section a单词和语法选择 Directions: In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A, B), C, D). Then you should mark the corresponding letter on the Answer Sheet with a single line through the center

设置打印参数、预览打印 效果、打印出图和保存打 印设置等

一、选择题(每题3分。请将答案的序号填入划线内) 1.正方体仅受两个力偶作用,该两力偶矩矢等值、反向,即M1=M2,但不共线,则正方 体 ①平衡; ②不平衡; ③因条件不足,难以判断是否平衡

一.判断题(本大题共5小题,每小题2分,总计10分) 1.质点有运动就有惯性力。() 2.质点系的内力不能改变质点系的动量与动量矩() 3.已知质点的运动方程就可以确定作用于质点上的力;已知作用于质点上的力也可以确定质点的运动方程。()

一.选择题(每题3分。请将答案的序号填入划线内) 1.空间力偶矩是 ①代数量; ②滑动矢量; ③定位矢量; ④自由矢量