Modern air defense faces the complex electromagnetic circumstance.Anti-TBM defense is difficult much more. 现代防空作战面临复杂的电磁环境，使防御方进行战术弹道导弹防御时面临更大的困难。
The whole ballistic electromagnetic environment is very important for the design of fuzes, especially for that of electrical fuzes. 全弹道电磁环境对引信特别是电引信的设计非常重要。
