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- By comparing two traditional measurement systems used to measure VLF transmit antennas impedance in intensive atmospheric noise entironment, a new measurement method based on vector resonance is proposed in this paper. 比較了在強雜訊環境下測量甚低頻發射天線輸入阻抗二種方法 ,提出一種新的矢量諧振測量方法 ,這種新方法比傳統的阻抗電橋法具有更高的精度。
- The modified readout noise measurement is based on the standard deviation of a selected square in the overscan image. 在此基礎上,提出了改進的雜訊和CTE的測試和歸算方法。也就是,讀出雜訊的測量以過掃描區的方差為基礎來進行。
- The ambient noise measurement for substations in the city plays an important role in controlling and preventing ambient noise pollution. 城市中變電站環境雜訊測量對控制和防治環境雜訊污染起著重要作用。
- A 8mm waveband FM and AM noise measuring equipment is introduced in this paper. 介紹了8mm 調頻調幅雜訊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.
- signal to atmospheric noise ratio 信號與大氣雜訊比
- Secondly, research development of noise control is analyzed and theory research of noise radiation, noise measurement and noise resource diagnosis, CAE, research of numerical value and visual analysis, noise active control are described in this paper. 接著，分析雜訊控制工程的研究進展，提出雜訊輻射理論研究，雜訊測試與聲源診斷，CAE、數值化與可視化研究，雜訊的主動控制技術。
- The correspondence of the two different kinds of multi-point noise measurement methods with the airworthiness regulation FAR36 part which is admitted internationally is analysed and studied here. 對雜訊測量系統 中的關鍵問題-雜訊前置放大電路，文中給出了具體的電路，已通過 計量檢測和實際考核，並提出了改進的優化電路。
- Measurement of VLF transmitting antenna impedance in intensive atmospheric noise 強雜訊環境下測量甚低頻天線阻抗方法的研究
- 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雜訊數據，測試結果與模擬結果比較吻合。
- Stadium and atmosphere Noise is much more concentrated than at the old, wide-open Bridge but the home crowd readily lapses into silence unless inspired. 比起更開闊的老球場，現在球場里的聲勢更加浩大，但除非群情激昂主隊球迷很快陷入一片寂靜。如果可以選擇的話，請坐在南看台上半區。
- 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行測試，以減少相位雜訊的測試次數。
- After collecting information of workers, instruments and buildings, noise measurements, audiometry and annoyance assessments were examined. 噪音量測方面，在醫院牙科門診及牙體技術公司進行環境噪音監測及頻譜分析，並測量工作人員之個人噪音劑量；
- A 0.1uF ceramic disk capacitor &10uF electrolytic (low ESR) capacitor shouldbe put across the output terminals during ripple &noise measure. 測試時，輸出端應並聯一個0.;1微法瓷片電容和一個10微法低內阻電解電容。
- What's the atmospheric pressure today? 今天的氣壓怎麼樣？
- The glass (ie atmospheric pressure) is falling. 氣壓在下降。
- noise measurement outside the baseband 頻帶外雜訊測量
- The paper mainly presents an introduction to noise measurements, structurel design and calculation of noise isolation hoods as well as their installation requirements. 該文主要介紹雜訊的測定,隔聲罩的設計計算、結構設計及安裝要求。
- Lush atmospheric touches in every room. 每個房間都充滿朦朧的藝術美
- The method has the stronger applicability and operability and can need the requirement of uncertainty evaluation of noise measure on woodworking machines. 此方法具有較強的實用性和操作性，能滿足對木工機床雜訊測試不確定度評估的要求。
- A loud noise from the street diverted my attention. 街上一陣喧鬧聲轉移了我的注意力。
