envelope power 中文意思是什麼

envelope power 解釋
包絡功率
  • envelope : n. 1. 信封；紙袋；包封，封皮。2. 殼層，外殼。3. 【數學】包（絡）線；包跡。4. 【航空】氣囊；【天文學】包層；【生物學】包膜，包被。
  • power : n 1 力，力量；能力；體力，精力；（生理）機能；〈常 pl 〉才能。2 勢力，權力，權限；威力；政權；權...
  1. Product introduction ： " beifang neoplan " luxury coach series is designed and manufactured after introducing the whole set of technologies, key equipments and fixtures of the neoplan company of germany. with 12meters long prestressed envelope body, with monocoque and space frame, rear - mounted water - cooled engine, air spring suspension, elevating coach body, separate suspension fore axle, 2f power - assisted steering system, 11m3 luggage compartment, external swinging automatic door, warm and cool air conditioner, large complete rubber - laminated windshield, abs system

    產品簡介： 「北方-尼奧普蘭」系列豪華客車是我廠引進德國尼奧普蘭公司全部技術關鍵設備，夾具設計製造的具有世界先進水平的系列豪華客車，具有12米長預應力蒙皮車身，無大樑全承載式車架，後置水冷發動機，空氣彈簧懸掛可升降式車身，獨立懸掛前橋， 2f助力轉向系統， 11立方米行李倉，外擺式自動車門，冷暖氣空調，大型全幅夾膠前風擋玻璃， abs系統。
  2. Pto. road vehicles ; commercial vehicles ; clearance envelope for power take - offs ; identical with iso 7706, edition 1985

    道路車輛.商用車輛.動力輸出裝置
  3. Since the envelope of modulated signal fluctuates, these methods generate unwanted intermodulation distortion ( imd ) products in a nonlinear radio frequency ( rf ) power amplifier ( pa ). so it is necessary to use linearization technique to reduce the adjacent channel interference ( aci )

    但包絡變化的調制信號經過非線性射頻功放后會產生交調分量，因此必須採用線性化技術來減少由此產生的鄰道干擾。
  4. According to the eer theory, using the amplified envelope signal as the power supply of the class - d amplifier, the envelope will modulate the magnitude of the rf signal. the modulated impulse rf signal is added to the impedance match circuit, so the amplified am signal is achieved

    將放大的包絡信號作為class - d載頻放大器的電源，根據eer原理， class - d載頻放大器輸出載頻信號的幅度將受到包絡信號的線性調制，達到同時實現對載頻信號的放大和am調制的目的。
  5. Because of the using of interpolation, noise shaping and switching amplification in the digital audio amplifier technology, the power supply modulator is not only much efficient but also behaving good in envelope amplification, this advantage is hard to implemented with conventional technology

    數字音頻功放技術是近年發展起來的高效率音頻放大技術，該放大技術採用了過取樣、噪聲整形等數字音頻處理演算法和開關功率放大。採用該技術實現的電源調制器不但具備很高的效率，而且能高指標地放大包絡信號，是常規的電源調制技術無法實現的。
  6. In - core temperature or primary envelope temperature measurements in nuclear power reactors. characteristics and test methods

    核動力反應堆中燃料芯體溫度或主包殼溫度測量.特性和試驗方法
  7. By theory and practice simulation, the several types of constant envelope modulation techniques are analyzed and compared, including theirs modulation principle, phase path, the modulated wave envelope, power spectrums, error bit rate and the influence of its power spectrums of the band - limited and non - linear, etc. especially we have researched the ijf - oqpsk modulation technique, and the performance of its inter - symbol interference and time jitter free, and its strongly resisting of spectral spreading

    結合理論和實驗模擬結果，分析討論了衛星通信中的各種恆包絡調制技術，對它們的調制原理，相位路徑，已調波包絡，功率譜密度，誤碼性能，以及帶限非線性通道對其功率譜的影響等方面都作了研究和比較。特別研究了ijf ? oqpsk在消除碼間干擾和定時抖動方面的性能及其優良的旁瓣特性和抑制頻譜擴展特性。
  8. Fluid power ; hydraulic filter elements for tank top return - line filters ; envelope dimensions

    流體動力:罐頂回油過濾用液壓過濾器元件.包洛面尺寸
  9. We have designed a new type of ijf code to reduce the envelope fluctuation, and have also got the reduced envelope fluctuation ijf - oqpsk. it has faster roll off of the power spectrum and lower energy of band out

    本文設計了一種能夠抑制包絡起伏型的ijf信號碼型，並相應地得到了抑制包絡起伏型的ijf ? oqpsk ，它具有更快的功率譜滾降特性和更好的相位路徑。
  10. It is also pointed out that if kanai power spectrum and penzien power spectrum is regarded envelope function in time domain, they are powerful and easy in viewpoint of envelope shape controlling ability. penzien power spectrum is even able to describe the envelope with two peaks like camel

    文中通過分析指出如果把「金井清譜」和「 penzien譜」等模型，看作是時間域中包線，這兩個模型的調節能力都很強，而且比較方便，其中「 penzien譜」模型可以用來表示具有兩個峰點的包線。
  11. Next, the soft method based on the dirichlet principle is given in detail. emphasis is put on the pattern of power addition along its main meridian line and the construction of the envelope of the nonrotationally symmetrical aspheric surface

    其次，應用基於狄利克雷原則的軟設計方法，重點闡述子午線光焦度漸增曲線形式和漸變包絡面的構造方式。
  12. In - core temperature or primary envelope temperature measurements in nuclear power reactor - characteristics and test methods

    核動力堆堆芯或堆主包殼內溫度測量特性和測試方法
  13. Fluid power ; hydraulic filter elements for inline filters ; envelope dimensions

    流體動力:管線內過濾器用液壓過濾器元件.包洛面尺寸
  14. At first, overall design for all - course - fliht simulation is introduced. matlab power capability now is competent for uav envelope flight simuliation

    論文首先給出了無人機全過程飛行模擬的總體結構，研究了實現模擬的技術現狀。
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