短語(yǔ)詞組短語(yǔ)frequency difference drift compensation 頻率漂移補(bǔ)償frequency setting drift 頻率定值漂移frequency y drift 頻漂;頻率偏移;頻率漂移frequency difference drift 頻率漂移differential frequency drift 差頻漂移doppler frequency drift 多普勒頻移term frequency drift 長(zhǎng)期頻率漂移electronic frequency drift 電子頻移 返回 frequency drift