1) (a)Study DC motors, (b) Servo motors 2) Study Stepping Motors 3) Study open-loop and closed-loop control 4) Control methods – I) Proportional feedback control – II) PID (proportional-integral-derivative) control

(1)(2)B(3)D (4)D (5)B 6)b(7) (8)B (9)D(10)D (11)(12)B(13)B(14)C(15)A

PHYSICAL PROPERTIES TABLE A Selected Physical Properties of Representative Hydrocarbons Boiling Molecular Structural Melting Compound name formula point,C Alkanes Methane 182.5 Ethane CH CH3CH3

SOLUTIONS TO TEXT PROBLEMS 7.1 (c)Carbon-2 is a stereogenic center in 1-bromo-2-methylbutane, as it has four different substituents: H, CH, CH,CH2, and BrCH2. H BrCH2-C-CH2CH, CH3 (d) There are no stereogenic centers in2-romo-2- me. Br CH:-C-CH,CH3 CH, 7.(b) Carbon-2 is a stereogenic center in 1, 1, 2-trimethylcyclobutane

3. Comparative Statics a. Indirect Utility Functions b. Expenditure Functions and duality C. Expenditure Function and Price Indices d. Slutsky via Utility Functions e. Slutsky via Preferences

1-A1 α,α´-Dibrom-ο-xylol aus ο-Xylol 1-A2 3-Bromcyclohexen aus Cyclohexen 1-A3 1-Chloradamantan aus Adamantan

1 算法的概念 2 问题描述及算法描述方法 3 算法正确性分析 4 算法复杂性分析 5 标准符号和通用函数

（1)预处理命令:includestd0. （2)把函数名改为main （3)函数体开始处加: char

5.在一密闭容器中,储有A、B、C三种理 想气体,处于平衡状态.A种气体的分子数 密度为n1,它产生的压强为p1,B种气体 的分子数密度为2n1,C种气体的分子数密 度为3n1,则混合气体的压强p为 (A)3p1(B)4p1 (C)5 pl D) pl

如何编制类似C语言的基本程序？要能编程须具备哪些结构？ 一、引用数据库对象的规则 二、 Transact-SQL的语法元素 三、SQL Server中标识符的命名规则