霉形体培养特性 一、营养要求比一般细菌高,除基础营养物质外还 需加入10~20%人或动物血清以提供支原体所 需的胆固醇。大多数兼性厌氧,有些菌株在初 分离时加入5%CO生长更好

一、掌握PLC工作原理、结构特点。 二、熟悉基本逻辑指令、顺序控制指令及常用的功能指令。 三、具备PLC应用系统设计初步能力

8-1试求题8-1图所示锯齿波的三角形式的傅里叶级数。 题8-2图 8-2题8-2图表示一个全波整流波形,即试求(1)的傅里叶级数 8-3已知周期信号(1)的波形如题8-3图所示,试证明

选择题(本题40分,共20题) 1.分压式共射放大电路如下图所示。若更换晶体管使由50变为100,则电路的电压 2019年12月30日放大倍数

Questions on the text 1. Define daydreaming 2. What sort of people show particular interest indaydream research? 3. When and where is one most likely to daydream? 4. In what way does daydreaming differ fromfantasy?

Teaching outline Duty report dictation Practice of the key sentence patterns Retell dialogue工 Role-play: Traffic problems in a big city Background information about language famil Questions for group discussion Passage analysis Weekly quiz

Teaching Outline Pre -reading- Questions Famous Quotations of Study Passage Analysis A spelling word derivation language points useful expression

Alexander graham bell an inspired black-haired scotsman of twenty eight, on the eve of marriage, vibrant and alive to new ideas Alexander Graham bell. The Man who invented the Telephone A| xander graham be‖l 1847to1922

Pre-reading Questions 1. Why were the girls warned that they should not regard school as \Brighton beach\ and what was implied in the warning? 2.What is the purpose of education according to the author?

Teaching Outline Background information Pre-reading questions Passage analysis Style and structure Spellings Word derivations Language points Useful expressions Weekly quiz