重点讨论了电场屏蔽，高、低频磁场屏蔽和同轴电缆线的屏蔽问题。
The electrical field shield, high and low frequency magnetic shield and shield of coaxial cable are focused.
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。
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人类致癌性证据不足。
There is inadequate evidence in humans for the carcinogenicity of static electric or magnetic fields and extremely low-frequency electric fields.
电磁场防护结构工艺、被动轴接地系统、主动轴接地系统和电场抵消系统是目前降低舰船极低频电场的主要方法。
The main methods used to reduce ELFE include electromagnetic field protection technology, driven shaft earthing system, drive shaft earthing system and electric field counteracting system.
电磁场防护结构工艺、被动轴接地系统、主动轴接地系统和电场抵消系统是目前降低舰船极低频电场的主要方法。
The main methods used to reduce ELFE include electromagnetic field protection technology, driven shaft earthing system, drive shaft earthing system and electric field counteracting system.
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