Chronic or delayed effects of static electric fields have not been properly investigated.
尚未有效地研究静电磁场造成的长期或延迟效应。
In the atmosphere, static electric fields (also referred to as electrostatic fields) occur naturally, in fair weather, and especially under thunderclouds.
在大气中，静电场在晴天、特别是雷阵雨时自然产生。
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.
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。
Man-made static magnetic fields are generated wherever DC currents are used, such as in electric trains or industrial processes such as aluminium production and in gas welding.
在使用直流电的地方即产生人为的静电磁场，例如在电车或诸如铝生产和气焊等工业操作程序中。
No data relevant to the carcinogenicity of static electric or magnetic fields and extremely low-frequency electric fields in experimental animals were available.
静态电磁场和超低频电场对实验室动物致癌性的相关数据未提供。
There is inadequate evidence in humans for the carcinogenicity of static electric or magnetic fields and extremely low-frequency electric fields.
静态电磁场和超低频电场对人类致癌性证据不足。
The stability of intense electron beam via the periodic static electric and magnetic fields is discussed.
本文讨论了强流电子束通过周期性静电场和静磁场的稳定性。
Finally, the static and transient variation of electron drift velocity in high electric fields are studied.
最后对高场下电子漂移速度的稳态和瞬态变化规律进行了研究。
A new approach to numerical solution of the boundary-value problems of static-electric fields, the Modified Green Function kernel integral equation and its moment-method solution, is presented.
本文采用修正格林函数积分方程的矩量法数值解技术求解静电场边值问题。
A new approach to numerical solution of the boundary-value problems of static-electric fields, the Modified Green Function kernel integral equation and its moment-method solution, is presented.
本文采用修正格林函数积分方程的矩量法数值解技术求解静电场边值问题。
应用推荐