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- hum noise measuring instrument 哼聲測量器
- hum noise measurement 交流聲測量
- A 8mm waveband FM and AM noise measuring equipment is introduced in this paper. 介紹了8mm 調頻調幅噪聲測試設備的原理和設計;給出了完整的測試數據和誤差分析.
- In the Presence of Others Sing not to yourself with a humming Noise, nor Drum with your Fingers or Feet. 由別人在場(chǎng)的情況下,不要自己哼唱,也不要用手指或腳敲打東西,或者用腳踢什么東西。
- In the Presence of Others Sing not to yourself with a humming Noise,nor Drum with your Fingers or Feet. 有別人在場(chǎng)的情況下，不要自己哼唱，也不要用手指或腳敲打東西，或者用腳踢什么東西。
- It flew with the speed of the wind and gave forth a melodious sound (a humming noise? 它以風(fēng)速飛行，發(fā)出了音調優(yōu)美的聲音（交流聲?）
- A minitype wireless noise measure system is designed to act as an automonitor, which has been proved to be a practical device. 試驗結果表明，該系統可以有效獲得飛機的噪聲數據，測試結果與仿真結果比較吻合。
- The modified readout noise measurement is based on the standard deviation of a selected square in the overscan image. 在此基礎上,提出了改進(jìn)的噪聲和CTE的測試和歸算方法。也就是,讀出噪聲的測量以過(guò)掃描區的方差為基礎來(lái)進(jìn)行。
- Hum the opening bars of your favourite tune. 哼一哼你喜愛(ài)的曲子的開(kāi)頭幾個(gè)小節。
- a 8mm waveband FM and AM noise measuring equipment 八毫米調頻調幅噪聲測試設備
- intermodulation noise measuring instrument 互調噪聲測量裝置
- She continued to hum the song over and over. 她一遍又一遍地不斷哼唱那支歌。
- The ambient noise measurement for substations in the city plays an important role in controlling and preventing ambient noise pollution. 城市中變電站環(huán)境噪聲測量對控制和防治環(huán)境噪聲污染起著(zhù)重要作用。
- This method determines the most effective channels and frequencies to test so the number of phase noise measurements is reduced. 此測試方法能決定出最有效的頻道及頻率進(jìn)行測試，以減少相位雜訊的測試次數。
- He could hear the hum of the bees in the garden. 他聽(tīng)得見(jiàn)花園里蜜蜂的嗡嗡聲。
- After collecting information of workers, instruments and buildings, noise measurements, audiometry and annoyance assessments were examined. 噪音量測方面，在醫院牙科門(mén)診及牙體技術(shù)公司進(jìn)行環(huán)境噪音監測及頻譜分析，并測量工作人員之個(gè)人噪音劑量；
- The only sound he heard was the hum of the machine. 他聽(tīng)到的唯一的聲音就是那臺機器的嗡嗡聲。
- A 0.1uF ceramic disk capacitor &10uF electrolytic (low ESR) capacitor shouldbe put across the output terminals during ripple &noise measure. 測試時(shí)，輸出端應并聯(lián)一個(gè)0.;1微法瓷片電容和一個(gè)10微法低內阻電解電容。
- electroacoustic noise measuring instru-ments 噪聲測定儀器
- There is hum or noise in the speaker output. 揚聲器輸出聲帶嗡嗡聲或雜音。
