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水雷技术基于零点波长方法的回波信号检测……………………………………………………………………l(1)有效的海战武器——水雷………………………………………………………………………………l(4)国外主动攻击型水雷发展趋势分析…………………………………………………………
Rayleigh technology Echo signal detection based on the zero-point wavelength method ...................................................................... l (1) An effective naval weapon - a mines ... ................................................................................................................................ (4) Analysis of the Development Trend of Active Mines in Foreign Countries .............................. ....................................