短語(yǔ)詞組短語(yǔ)Frequency counter accuracy 頻率計(jì)算器精度frequency tracking accuracy 頻率跟蹤精度frequency readout accuracy 頻率讀出精度frequency measuring accuracy 測(cè)頻精度Frequency Display and Accuracy 頻率顯示及準(zhǔn)確度frequency -measurement accuracy 測(cè)頻精度high accuracy frequency testing 高精度測(cè)頻equal accuracy frequency meter 等精度頻率計(jì)high accuracy frequency measurement 高精度測(cè)頻 返回 frequency accuracy