使用直流电是产生静电磁场的另一个原因，例如铁路系统使用直流电，电视和计算机屏幕带有阴极放射管。
The use of DC electricity is another source of static electric fields, e.g. rail systems using DC, and televisions and computer screens with cathode ray tubes.
在CNBC电视台，巴菲特表示一加仑柴油在铁路上能把一吨货物运送470英里远。
Speaking on CNBC television, Buffett said that one gallon of diesel fuel can haul a ton of goods for 470 miles on the railways.
二极管主要用于军工、航天、船舶、通信、铁路、计算机、电视机、显示器、空调等家用电器及仪器仪表各个领域；
The diodes are mainly used for military, spaceflight, shipping, communication, railway, computer, TV set, display, air-condition and etc.
澳大利亚现在生产各式各样的产品，如飞机、轮船、小汽车、电视机、收音机、机床和铁路机车。
Australia is now producing all kinds of things, such as aeroplanes, ships, cars, television and radio sets, machine tools and railway engines.
希望本论文结果可以在将来对学术研究、固网业者、电信业者、有线电视公司、铁路业者与通讯系统工程师等等，在研究与实作下有所根据。
We hope this thesis can have more authority to academic researcher, system engineer, CATV, telehone exchange, fixed network company, and railway company in the future.
希望本论文结果可以在将来对学术研究、固网业者、电信业者、有线电视公司、铁路业者与通讯系统工程师等等，在研究与实作下有所根据。
We hope this thesis can have more authority to academic researcher, system engineer, CATV, telehone exchange, fixed network company, and railway company in the future.
应用推荐