一、直线方程 如果一个非零向量 s 可平移至直线 L上，则称 s 平行于L，记作 s // L.与直线平行的非零向量称为直线 L 的方向向量

1处理定时 2处理输入输出中断 3模拟电位器 4怎样使用高速计数器

2、动载系数Kv 2..2 3~10为第公差组精度等级 2.( 10 1 1.6 1. 1.2 主共振区 1.0 2 4 6 8 10121116 v·Z1/100(m/s) (a)用于直齿轮

1 Sed. environments 2 Sedimentary facies 3 Facies changes and analysis of sed-facies 4 Walther’s law 5 Uniformitarianism

Introduction: What Is Mineral? Mineral Naturally formed, inorganic, solid material with a specific chemical composition and a characteristic crystalline structure. Rock Naturally formed, coherent mass of one or more minerals, sometimes including organic debris

一、由电路求响应 由S域等效电路 1.元件→域运算阻抗R,L,M,C→R,L,M、 sC信号→象函数i(t),u(t)→I(s),U(s)

4.1写出下列信号对应于s平面的复频率。 (1)e-sin(-5t) (2)3e-e(t) (3)cos 2t (4)2e-cos(2t+60°)

1. The branch of accounting which aims at serving external users is called 2. a credit entry decreases asset and accounts or increases liability owner's equity, and revenue accounts

An introduction to Western Social Theory e l.The significance of studying western social theory e1. 1 The developing tendency of social science =1. 2 The sociology's researching target 3.1.3 The independence of sociology

Let's play a game Instruction swing the rope I touch your shoulders 9. snatch the ball 2. bend your knees 10. bowl the ball 3 serve the ball 11. throw the ball