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文档格式:PPT 文档大小:869KB 文档页数:32
3.1 基本斩波电路 3.1.1 降压斩波电路 3.1.2 升压斩波电路 3.1.3 升降压斩波电路和Cuk斩波电路 3.1.4 Sepic斩波电路和Zeta斩波电路 3.2 复合斩波电路和多相多重斩波 3.2.1 电流可逆斩波电路 3.2.2 桥式可逆斩波电路 3.2.3 多相多重斩波电路
文档格式:PPT 文档大小:2.54MB 文档页数:118
1.1 电力电子器件概述 1.2 不可控器件——二极管 1.3 半控型器件——晶闸管 1.4 典型全控型器件 1.5 其他新型电力电子器件 1.6 电力电子器件的驱动 1.7 电力电子器件的保护 1.8 电力电子器件的串联和并联使用
文档格式:PPT 文档大小:2MB 文档页数:39
Text A In the jungle Objectives Discussion Background Structure Study Lanquage Points Content Questions
文档格式:PPT 文档大小:741.5KB 文档页数:59
Old Father Time becomes a Terror 1. Objectives 2. Background 3. Discussion 4. Text Structure 5. Language Study 6. Content Questions 7. Essay Writing
文档格式:PPT 文档大小:2.8MB 文档页数:56
成都信息工程大学(成都信工学院):《大学英语》PPT教学课件(第四册)Unit4 America as a Collage
文档格式:PPT 文档大小:1.29MB 文档页数:20
Text The Icy Defender Part 1 Objectives Part 2 Background Part 3 Structure Study Part 4 Language Points
文档格式:PPT 文档大小:1.21MB 文档页数:29
Objectives Students will be able to: 1. understand the main idea (Bill Porter the salesman will never give in) and structure of the text (4 parts, 2 flashbacks); 2. appreciate the characteristics of journalistic writing; 3. grasp the key language points and grammatical structures in the text;
文档格式:PPT 文档大小:801KB 文档页数:37
Students will be able to 1. understand the main idea and the structure of the text. 2 earn to memorize words in association 3. grasp the key language points and grammatical structures in the text 4. conduct a series of reading, listening speaking and writing activities related to the theme of the unit
文档格式:PPT 文档大小:957KB 文档页数:40
violent crimes robbery, aggravated assault hijack forcible rape, murder, bombing kidnapping, shooting a Property crimes arson, burglary, larceny-theft, fraud, motor/ vehicle theft Neighborhood Watch in Britain, there is an arrangement by which people who live in a particular
文档格式:PPT 文档大小:680.5KB 文档页数:44
1. grasp the main idea( tolerance for solitude and energy made it possible for the writer s family to enjoy their pleasant but sometimes harsh country life.) 2. appreciate the various techniques employed by the writer comparison and contrast, topic sentences followed by detail sentences
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