词汇	Xi-Xue
释义	Xi-Xue 西学¹⁰⁰
随便看	zero-cross detecting zero cross detection zero-cross detection zero-cross detector zero crossing zero-crossing zero-crossing analysis zero-crossing comparators zero crossing counter zero crossing current detector zero-crossing derivative ratio method zero-crossing detect zero crossing detection zero-crossing detection zero crossing detector zero-crossing detector zero crossing discriminator zero-crossing discriminator zero-crossing distortion zero crossing distribution zero-crossing estimation zero-crossing feature zero-crossing flip-flop zero crossing forecast zero crossing frequency