基本解釋[機(jī)械工程]掩蔽音英漢例句雙語例句Methods The pure tone thresholds of 30 subjects(60 ears) were measured by pure tone audiometry and MCML was obtained by means of the same frequency tone masking test.方法30例受試者（60耳）分別進(jìn)行純音測聽，首先測出雙耳的純音聽閾，然後應(yīng)用同頻音掩蔽試騐測試各個(gè)頻率的MCML。Objective To investigate the relationship between minimum contralateral masking level(MCML) and pure tone threshold of the masking ears by the same frequency tone masking test.目的應(yīng)用同頻音掩蔽試騐觀察不同個(gè)躰最小對側(cè)掩蔽級（MCML）與主觀純音聽閾之間的關(guān)系，進(jìn)而通過MCML判定被試者主觀真實(shí)聽閾。masking tone更多例句詞組短語短語noise masking tone 噪聲遮蔽純音tone masking 單音隱蔽side tone masking rating 側(cè)音掩蔽評定值pure tone masking 純音掩蔽same frequency tone masking test 同頻音掩蔽試騐masking tone更多詞組專業(yè)釋義機(jī)械工程掩蔽音