The formation of ship is more difficulty then single ship in EMI calculations.Some uncertainty facts,which is produced duty to relative move of ships in formation,impact on precision of the analysis.

• 舰船编队的电磁干扰(EMI)分析预测比单舰要复杂得多,这是由于编队中各舰相对运动产生的不定因素对预测结果产生一定的影响。