单词	谂熟舆地
释义	谂熟舆地 have an intimate knowledge of geography
随便看	pulsed ultratherm apparatus pulsed ultraviolet laser rangefinder pulse duplicator Pulse duplicator pulse duration pulse duration coder pulse-duration coder pulse duration control pulse duration counter pulse-duration demodulation pulse duration discrimination pulse-duration discrimination pulse duration discriminator pulse-duration discriminator pulse duration distortion pulse duration factor pulse duration jitter pulse-duration jitter pulse-duration modualation pulse duration modulation pulse-duration modulation pulse duration modulation-frequency modulation pulse-duration modulation-frequency modulation pulse duration modulationpdm pulse-duration modulation PDM