| 1. | Electric firing is not permitted .
不允许使用电气爆破。 |
| 2. | The electric train was there waiting, all the lights on .
电气火车在那儿等着，车里的灯都开了。 |
| 3. | "e" glass was originally developed for electrical applications .
“E”玻璃原先是为电气应用研究出来的。 |
| 4. | Their inventions have contributed to the development of electrical engineering .
他们的发明有助于电气工程学的发展。 |
| 5. | Either direct or alternating current may be used for driving electric trains .
直流电和交流电都可用来驱动电气火车。 |
| 6. | We shall devote the subsequent chapters to an extensive consideration of electric system .
后面几章，我们将详细地叙述电气系统的问题。 |
| 7. | He was trained as an electrical engineer and seconded to the foreign office during the war .
他曾被训练成一个电气工程师，战争期间才调到外交部。 |
| 8. | His parents moved to munich, where his father opened a business in electrical supplies .
他的父母移居慕尼黑，父亲在那里开了一家工厂，生产电气器材。 |
| 9. | Skilled electrical technicians are needed to keep this equipment in good running condition .
这个装备需要熟练的电气技师来保持它于良好的操作状态中。 |
| 10. | Some of the fifty corporations are household words, like cbs and westinghouse .
五十家公司中，有一些公司的名称是家喻户晓的，如哥伦比亚广播公司和威汀豪斯电气公司。 |
