图书介绍
科技英语自学课本 下PDF|Epub|txt|kindle电子书版本下载
- 顾建光等编 著
- 出版社： 上海：同济大学出版社
- ISBN：7560800823
- 出版时间：1987
- 标注页数：240页
- 文件大小：31MB
- 文件页数：249页
- 主题词：
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图书目录
Lesson 11
Text:How Nature Breaks Rocks1
Reading Materials9
Ⅰ．Weight On and Off the Earth9
Ⅱ．Falling Bodies and Their Weight14
Lesson 217
Text:Star Wars-and Einstein17
Reading Materials25
Ⅰ．Atomic Clocks25
Ⅱ．Physical and Chemical Changes28
Lesson 331
Text:Christopher Columbus31
Reading Materials39
Ⅰ．Columbus and America39
Ⅱ．The Travels ofMarco Polo42
Lesson 446
Text:Plants46
Reading Materials53
Ⅰ．Save the World53
Ⅱ．Early Plant Life-the Algae55
Lesson 558
Text:Spare Parts for Human Body58
Reading Materials66
Ⅰ．What Is Cancer?66
Ⅱ．Permeability69
Lesson 672
Text:Temperatures and Thermometers72
Reading Materials81
Ⅰ．What Is Heat?81
Ⅱ．Can We'Make'Energy?84
Lesson 786
Text:Animals in Danger86
Reading Materials93
Ⅰ．Why Does a Male Bird Have Brightercolors than the Female?93
Ⅱ．Food Chains96
Lesson 898
Text:Dealing with Radiation Dangers98
Reading Materials105
Ⅰ．Matter and Energy105
Ⅱ．Radiant Energy109
Lesson 9112
Text:Through the Earth's Crust112
Reading Materials120
Ⅰ．The Interior of the Earth120
Ⅱ．Mineral Oil124
Lesson 10128
Text:Refrigeration and Refrigerators128
Reading Materials135
Ⅰ．How Does a Refrigerator Produce Cold?135
Ⅱ．Protection of Food Against Bacterial Action138
Lesson 11141
Text:A Warmer or A Colder Earth?141
Reading Materials148
Ⅰ．Climate and Vegetation148
Ⅱ．What People Don't Know about Air151
Lesson 12155
Text:The Value of Transistors155
Reading Materials163
Ⅰ．Microelectronics163
Ⅱ．Transistor166
Lesson 13170
Text:Alfred Nobel-A Man of Contrasts170
Reading Materials178
Ⅰ．How Scientists Work178
Ⅱ．Abilities182
Lesson 14187
Text:Metals and Ores187
Reading Materials196
Ⅰ．How We Use Metals196
Ⅱ．Hot Metal200
Lesson 15203
Text:The Story of Eyes203
Reading Materials211
Ⅰ．Can Animals See in Color?211
Ⅱ．Bees and Colour214
Vocabulary217