一、选择题(每小题2分,共70分) (1)一个栈的初始状态为空。现将元素1、2、3、4、5、A、B、C、D、E依次入栈,然后 再依次出栈,则元素出栈的顺序是() A)12345ABCDE B)EDCBA54321 C)ABCDE12345 D)54321EDCBA

一、GC的分类和特点 (一)分类 （1)按固定相的聚集状态分: 气固色谱法(GSC),气液色谱法(GLC) （2)按分离机理分:吸附色谱和分配色谱 （3)按色谱柱分: 填充柱色谱法:固定相填充在金属或玻璃管 中(i.d=4-6mm) 毛细管柱色谱法(i.d=0.1-0.5mm)

1、一对啮合的标准直齿圆柱齿轮,其()一定相切。 A、齿顶圆B、分度圆C、齿根圆D、齿顶高 2、为了保证同一规格零件的互换性,对其有关尺寸规定的允许变动的范围叫做尺寸的() A、上偏差B、下偏差C、公差D、基本偏差 3、孔和轴各有()个基本偏差

02-01-05一级考试选择题(C) 1、为实现计算机资源共享,计算机正朝()方向发展。 A)自动化B)智能化C)网络化D)高速度 2、微型计算机硬件系统的基本组成包括()、存储器、输入设备、输出设备。 A)CPUB)主机C)外设D)CD-ROM 3、微型计算机使用的CRT信号传输电缆是连接在()

16-3波的能量波的强度 dm 、能量密度 取体积元dV, d 体元内质量为dm=pdv y Acos@ (- x u) ot =-Ad sinw (t- v =ay d Wk= 1dmu2 =pdVAd2sint(t-) 可以证明:dWk=dWp

5－1 扳键开关、拨盘开关、按钮、键盘与单片机的接口 5－2 显示器与单片机的接口 5－3 行程开关、继电器、晶闸管元件与单片机的接口 5－4 A/D、D/A转换芯片与单片机的接口 5－5 应用实例

一、填空 1.盲目性存货积压 2.故意隐瞒或虚增应付账款 3.正确确定物资采购截止日期 4.应付账款 5.真实性正确性 二、单项选择 1.c2.a3.c4.a5.c6.c7.8.d9.D

1模入通道(A/D)转换实验 2模出通道(D/A)转换实验 3过程通道综合设计实验 4常规控制算法设计实验 5非最少有限拍算法设计实验 6达林算法设计实验 7状态观测器跟踪系统设计实验

1 Software and Software Engineering 2 Process Models 3 Agility and Process 4 Recommended Process Model 5 Human Aspects of Software Engineering 6 Principles That Guide Practice 7 Understanding Requirements 8 Requirements Modeling—A Recommended Approach 9 Design Concepts 10 Architectural Design—A Recommended Approach 11 Component-Level Design 12 User Experience Design 13 Design for Mobility 14 Pattern-Based Design 15 Quality Concepts 16 Reviews—A Recommended Approach 17 Software Quality Assurance 18 Software Security Engineering 19 Software Testing—Component Level 20 Software Testing—Integration Level 21 Software Testing—Specialized Testing for Mobility 22 Software Configuration Management 23 Software Metrics and Analytics 24 Project Management Concepts 25 Creating a Viable Software Plan 26 Risk Management 27 A Strategy for Software Support 28 Software Process Improvement 29 Emerging Trends in Software Engineering 30 Concluding Comments

The term computer graphics refers to the generation,representation, manipulation, processing, and display of data by a computer. Computer-generated images may be real or imagined, animated or still, two-dimensional (2-D) or three-dimensional (3-D).Today most computers, particularly those in the PC,Macintosh, or workstation categories