low-power range 中文意思是什麼

low-power range 解釋
小功率無線電指向標
  • low : adj 1 低的;淺的,矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • 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...
  • range : vt 1 排列;整理(頭發等)。2 使歸類[班、行、隊];把…分類。3 〈用被動形或反身形〉加入,站住…的一邊...
  1. Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system

    雙恆定運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下,當裝置穩態功率變化時,冷卻劑平均溫度與蒸汽壓都保持不變,與通常採用的冷卻劑平均溫度恆定運行方案相比,有效地改善了核動力裝置的總體運行性能,特別是在低負荷運行時,可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路系統的設計、運行和控制條件,這對于提高船用核動力裝置的運行可靠性和安全性具有實際意義
  2. Chaotic switching modulations introduce low - frequency harmonic spectrum of output voltage as random switching modulation. in some case, low - frequency noise ripple offset the effect chaotic switching modulations reduce the level of emi. it indicates that the ccfmfd integrates the advantages of spreading harmonic power at the multiples of the switching frequency and not introducing significant noise ripple at low - frequency range. among all chaotic switching modulations, the ccfmfd is considered as the best choice in applying to dc / dc converter

    與隨機調制模式相同,混沌開關調制模式也引入輸出低頻噪聲紋波,有些情況下低頻噪聲紋波可能抵消混沌開關調制降低emi水平的效果。分析表明: ccfmfd模式具有較好的降低emi水平和引入較小低頻紋波的優點,可以作為混沌調制模式較佳的選擇。
  3. Its unique entirely - solid state, simple configuration, wide dynamic range, short starting time, high antibounce ability, low - cost, small - cubage, light - weight, low - power waste make it not only compatible for the civil industry field but more for martial application. for the advantage as above, the optic gyro is very potential to the strap - down inertia navigation system

    它代表了慣性儀表與元件發展的一個新方向,與傳統的機械陀螺相比其獨有光學陀螺儀的全固態、結構簡單、動態范圍寬、起動時間短、剛沖擊能力強、成本低、體積小、重量輕、功耗低,使其不僅適合於民用工業領域,而且更適合於車輛、各種軍事上的應用。
  4. As compared with conventional electromagnetic motor, the ultrasonic motor possesses the following features : compactness in size, high - torque at a low - speed range, fast response, insensitive to magnetic fields, high holding torque when power is off and so on

    與傳統電機相比,它具有結構緊湊、低速高轉矩、響應快、不受磁場影響、斷電自鎖等優點,因而它適合應用於機器人、精確定位裝置、微型機械、航空航天器等方面。
  5. It has feature of small volume, high loading capability, wide power range, low noise, high efficiency, flexible in alternating directions freely, etc

    它具有體積小承載能力大功率范圍廣噪聲低效率高,任意轉換方向等特點。
  6. An arithmetic device with low power consumption includes master latches, a dynamic range detection unit, slave latches, an operation unit, and a word - length restoration unit

    一種低功率消耗的算術裝置,其利用輸入主級閂、動態?圍偵測單元、控制轉換仆級閂、運算單元、位元數還原單元以構成。
  7. The main purpose of this study is to simulation a random fluctuation of wind velocity fitted to specified power spectrum in low frequency range in our wind tunnel

    本文研究的目的是在風洞中模擬風速隨機波動的陣風,這個基礎性工作對于開展風洞中的其它研究有著重要意義。
  8. The problem of narrow dynamic range in low power isolating circuit is solved

    解決了低電源供電隔離電路,動態范圍小的問題。
  9. The low - power, silicon microchip radios in the devices can transmit and receive data about as fast as a dial - up modem, but their range is limited to less than 30 meters ? sometimes much less

    塵粒內的低功率矽晶片無線電,發送與接收數據的速度大約和撥接數據機一樣,但是作用距離卻不到30公尺,有時還會更短。
  10. Test method for small - signal scattering parameters of low - power transistors in the 0. 2 to 2. 0 - ghz frequency range

    在0 . 2至2 . 0千兆赫頻率范圍內小功率晶體管的小信號散射參數的試驗方法
  11. 2 wide range of temperature - from - 40 o c - 80 o c 3 low power consumption - maximum power consumption stays 8na mm2

    - 3低功耗性最大功耗僅有8na平方毫米
  12. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究,分析了這些技術的工作原理和優缺點,在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時,為了使輸入共模電壓范圍達到軌至軌,不是採用傳統的差動輸入結構,而是採用了nmos管和pmos管並聯的互補差動輸入對結構,並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中,電流鏡負載並不是採用傳統的標準共源共柵結構,而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時,為了提高效率,採用了推挽共源級放大器作為輸出級,輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計,採用了帶電流鏡負載的差分放大器設計了一個基準電流源,給運放提供穩定的偏置電流和偏置電壓,保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  13. This regulator can generate output voltage as high as 12v with wide input voltage range of 2. 6v to 5. 5v. it has the advantages of high - precision, simple circuit, low power consumption, wide temperature range of - 25 to 85 and 90 % high convert efficiency. at the same time, the ic has two switching frequencies ( 640khz or 1. 2mhz selectable ), under - voltage protection and programmable soft - start

    該晶元採用0 . 6微米bcd工藝製程,在2 . 6v 5 . 5v的輸入電壓范圍內可實現高達12v的升壓功能,工作溫度范圍為- 25 85 ,轉換效率達到90 % ,具有實現電路簡單、輸出電壓精度高、功耗低等優點。
  14. While low voltage and low power is realized when designing the operational amplifier in this text, great efforts have been devoted to increasing the input common mode range and the swing of output signal, and lowing the output resistance at the same time

    只是實現低壓低功耗而不實現良好的性能顯然是錯誤的。本文在設計實現低壓低功耗的運算放大器的同時,也想法提高輸入共模範圍和輸出信號的幅度,同時降低輸出阻抗。
  15. Solid state recorder based on flash has a number of remarkable advantages, such as, high capacity density, small dimension, low power consumption, low cost, non - volatility, endurance for shake and impulsion and wide - range temperature and so on. due to these merits, it has attracted the attentions of the researchers in the world

    基於flash (閃速存儲器)的固態大容量存儲器具有容量密度大、體積小、功耗低、成本低、掉電數據不丟失、抗震動和沖擊、溫度適應范圍寬等特點,因而受到了航天領域研究人員的廣泛關注。
  16. In hardware design, an integrated multi - center a / d chip is for input signal conversion, cpld and arm empu are the core of fault diagnosis system and information processing. host computer is connected with the system through network technology - which owns certain advantages such as wide range of input signal, powerful processing ability and low power consumption ; also it can be extended as a remote portable terminal

    在硬體設計上,採用集成多通道a / d轉換晶元完成輸入信號的轉換,使用大規模可編程邏輯器件和高性能嵌入式處理器作為故障診斷系統控制和信息處理的核心,採用網路技術實現診斷系統與主機的連接,系統具有前端輸入信號范圍寬,處理能力強,功耗低,可擴展為遠程診斷系統便攜式終端等優點。
  17. An improved high - resolution current - mode sorter is presented. its structure complexity is o ( n ), which is crucial to the expansion of its size, and its dynamic range is large. only one clock signal and one reset signal are needed. no biasing signal is required. the operation point is constructed according to the input current, so it is self - adaptive, which is very important for an all - purpose component. in average value circuit, subtraction circuit, winner - take - all ( wta ) circuit and control circuit, it has good performance even at a large input current. this sorter has high precision, high resolution and low power, as has been proved via hspice simulation. it can be implemented in the standard digital cmos technology and widely used in many fields, so it is of great value in applications

    提出了一種改進的高精度電流型排序電路.它的結構復雜性僅為o ( n ) ,便於擴展;動態范圍大;它是自適應的,工作點由輸入電流確定,故不需要偏置信號,這對作為通用器件使用的排序電路來說是很重要的.通過利用平均值電路、減法電路、 wta電路和控制電路,可以使該電路在大輸入電流下依然保持高性能. hspice模擬表明該電路具有高準確性、高精度、低功耗的特點.它能用標準數字cmos工藝來實現,可以被應用於很多領域,具有很高的應用價值
  18. But now most of the ozone generators have low power, high power consumption and low efficiency, which limit their range of application and effect of use

    然而我國目前生產的大多數臭氧發生器功率小、能耗高、效率低,這些限制了它們的應用范圍和使用效果。
  19. Look. low power range is all right

    看來我們的小夥子沒事
  20. Low power range

    低功率區段
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