词汇	儿童保育
释义	儿童保育医child care
随便看	constant fraction constant fraction discriminator constant-fraction discriminator constant fraction reabsorption constant-fraction reabsorption constant fraction timing Constant Fraction Timing Discriminator Constant Fraction Trigger constant frame size constant freezing point constant frequence constant frequency constant-frequency constant frequency AC Constant-Frequency Alternating Current constant frequency and constant voltage constant frequency coil Constant-frequency contours analysis method constant frequency control constant-frequency control constant frequency cyclotron constant frequency function constant-frequency hysteresis constant-frequency hysteresis current control constant frequency motor