無線變速 的英文怎麼說
中文拼音 [wúxiànbiànsù]
無線變速
英文
varispeed- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 無線 : wireless無線電報 wireless telegram; radiotelegram; 無線話筒 radio microphone ; 無線裝訂 unsewn binding
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As long as the truck is moving in a straight line, the ring gear, differential gears, and drive axles turn together without variation of speed
當卡車直線行駛的時候,環形齒輪,差速器齒輪和驅動軸便會無變速的一起轉動。Bridge health remote monitoring is a method to monitor a bridge in lineate or wireless way in real time, it changes the traditional way of monitoring by manpower, works more automatically, highly increase the response speed when any structure breakage is happened, save manpower and material resource, through this method, people can also manage many bridges in one place remotely
橋梁遠程監測是利用有線或無線通信方式實現橋梁狀態實時遠程監測的方法,它改變了傳統的以人工為主的監測手段,大大提高了橋梁監測的自動化程度,提高了對橋梁結構損壞和突發事件的反應速度,節約人力物力,是國內外的熱點研究領域。In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage
我們對兩種正交調制方式( 16qam和4 - qpsk )進行了模擬工作並給出了模擬結果,同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變速率傳輸時鎖相環路的載波同步性能進行了測試;然後在基於軟體無線電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載波的相位跟蹤。The spin - down rate has been measured for almost every radio pulsar, and theory indicates that it depends on the strength of the star ' s magnetic field
這種自轉變慢的速率,幾乎每一顆無線電波霎都量得到,而理論指出,此速率和星體的磁場強度有關。Our main products : reducer, gear motor, bevel gear, worm - gear motor, cycloidal reducer and variator
公司主要產品有:齒輪減速機;蝸輪蝸桿減速機;螺旋傘齒輪減速機;擺線針輪減速機及無級變速器。We specialize in manufacturing ud ( l ) series planet cone - disk speed variator, rv series worm gearbox, wj series cast iron worm gearbox, g series helical geared motor & other helical speed reducers, kg series aluminum worm gearbox, y2 series ( ip54 ) electrical motor, x b jxj series cycloid pin wheel reducer, all kinds of combination and their related parts
專業生產ud ( l )系列行星錐盤無級變速機, rv系列蝸輪蝸桿減速機, wj系列鑄鐵蝸輪蝸桿減速機, g系列斜齒輪減速機及其它斜齒輪減速機, kg系列鋁合金蝸輪蝸桿減速機, y2系列( ip54 )三相異步電機, x b jxj系列擺線針輪減速機,各種組合變速機及各種配件。The company passed iso9001 in 2001 : 2000 international quality management system attestations. now the predominant product has already become xr series helical gear units, xf series parallel shaft helical gear units, xk serial helical - bevel gear units, xs series helical - worm gear units, xt series spiral bevel gear units, xb series high power gear units, xh series high power gear units, nmrv series worm gear units, mb, mbn series planetary friction mechanical speed variator, x, b series cycloid reducer, wb series cycloid micro reducer to wait more than ten serieses, several thousand kinds of specificationses of in general use product
現主導產品已形成xr系列斜輪硬面減速機xf系列平行軸斜輪減速機xk系列斜輪螺旋錐輪減速機xs系列斜輪蝸輪減速機, xt系列螺旋錐輪減速機, xb系列螺旋錐輪-斜輪減速機xh系列平行軸斜輪減速機nmrv系列蝸輪減速機, mb mbn系列行星錐盤無級變速機, x b系列擺線針輪減速機, wb微型擺線針輪減速機等十幾個系列數千種規格的通用產品。Due to the hardware characteristic ' s limitation, such as the poor speed of a / d, d / a conversion and dsp process, the most part of sr system adopt middle course. that is to say, by using the special digital converter or running relevant arithmetic, it converts the radio signal to intermediate frequency signal and completes the base - band signal process that is n ' t the veriest sr and is named " software defined radio ( sdr ) "
由於受到硬體性能如a d 、 d a及dsp晶元處理速度的限制,目前的軟體無線電系統多採用折中的實現方案,增加專用的數字變頻器或者運行數字變頻演算法,將射頻信號變頻到中頻,然後再進行基帶信號處理,這樣的軟體無線電系統又被稱之為「軟體定義無線電」 ,它並不是真正意義上的軟體無線電。Universal type that guangzhou dongchen electric vehicle co., ltd develop the latest electric car mix with the motive to become soon the green environmental protection motor car, it broke the traditional consciousness, the way that whole car lines that tradition of limitless become soon, that car have the zero row to put, free from pollution, have no the noise, mentally retarded consume, start steady, long drive route, excellent climbing ability, the special advantage of low etc., function index sign of movement cost is already the advanced level, it broke the tool of traditional transportation means of transportation flowing freely of world, now a humanities culture for be in the leading, a nature consciousness for be in the leading
廣州東辰電動車有限公司最新款的普及型混合動力變速綠色環保電動車,它打破了傳統的無極變速方式,該車具有零排放、無污染、無噪音、低能耗、起動穩、行程長、爬坡力強、運行成本低等獨特優點,性能指標已達世界先進水平,它打破了傳統交通代步工具的局限意識,整車線條流暢,體現一種領先的人文文化,一種領先的自然意識。And the most advantage of ofdm is that it can convert high - rate data stream into the low - rate and reduce data bandwidth so that multi - path - fading can be transformed into flat fading in wireless circumstance
這種調制技術的最大的好處就是將高速的數據流,變換成并行的低速數據流,減小了數據帶寬,從而可將無線環境中的多徑衰落(頻率選擇性率落)轉換成平坦衰落。Ratio control of cvt is the key for engine running according to ideal curve, and controlling thrust of driving and driven pulley reasonably can improve efficiency and extend life - span of metal belt, and it is coupling relation between control of ratio and thrust
無級變速傳動系統的速比控制是實現發動機按理想工作線運行的關鍵,合理控制主、從動帶輪的夾緊力能提高傳動效率和金屬帶的壽命,而夾緊力和速比控制存在耦合效應。The future wireless mobile communication systems are expected to provide ubiquitous, high - quality, and high - rate mobile multimedia transmission. however, hostile multipath fading radio conditions give rise to serious inter - symbol interference ( isi ) ; even worse, wireless channel are often time varying, which makes the system more vulnerable and more difficult to track the channel state. orthogonal frequency dvision multiplexing ( ofdm ), which is inherently resistant against isi, has invoked a popular research interest in recent years, and has been a promising candidate technology of the physical layer for future weideband high - date - rate wireless communications. notwithstanding, ofdm is much more vulnerable to errors of both time and frequency synchronization and to that of channel estimation, and how to obtain correct timing and channel estimation efficiently is highly critical to ofdm systems. the dissertation will focus on both of the aspects of ofdm systems mentioned above
但是無線環境的多徑特性造成通信系統中嚴重的符號間干擾,同時無線通道的時變性使得通道特性跟蹤復雜。而正交頻分復用技術( orthogonalfrequencydivisionmultiplexing , ofdm )正是一種解決符號間干擾的有效傳輸手段,因此ofdm技術作為未來寬帶高速率無線通信的物理層候選技術在當前引起了一股研究熱潮。但ofdm系統對定時同步誤差和通道估計誤差非常敏感,如何在ofdm系統中準確快速地實現符號同步和通道估計是至關重要的,本論文將重點針對這兩個問題進行討論。Horology. reducing involute toothing gears. corrected toothing without variation of centre distance
鐘表業.漸開線減速齒輪.無軸距變化的校準齒連接Szm8325a - szm9325 glass straight line edging machine is designed for grinding straight line flat edging of different sizes and thickness. szm9325a can process straight line and 45edge. coarse grinding, refine grinding, polishing, and angle - marking can be completed in a procession. tt s speed can be widely adjustedby its stelpless regulator. speed alteration is very mooth. in grinding operation, feeding and operation speed can be adjusted at random. front fails can be adjusted to fit caried thickness of processed glass. and its advanced structure, high precision, easy handling, and highefficiency, it is one of indispensable instruments for glass procession. szm9325p and szm9325ap adopt plc control system
Szm8325a - szm9325型玻璃直線磨邊機適用於磨削不同尺寸和厚度的平板玻璃直邊和45稜角, szm9325a可加直邊和45級邊。本產品集粗磨精磨拋光倒角等工序一次加工而成,並採用無級變速調節,可調范圍大,變速平穩在削磨過程中可任意調節進料速度和進給量可調節前導軌變換加工玻璃的厚度。Sxm261 sxm261b is processed with two diamond wheels, and base modification with one wheel, refining with three wheels, polishing with three wheels. the grinding and polishing speed is regulated by astepless device. this is an ideal machine with the characteristics of being easily handled and maintained, which is an improvement of the previous products turned out by our company
Sxm261 sxm261b型玻璃直線斜邊磨邊機採用二輪磨削,一輪修底邊,三輪精磨,三輪拋光的設計。無級變速器調整加工速度,氣動拋光。此設備操作容易,檢修方便,是我公司在上一代產品基礎上改良而成的理想設備。The hz series ( original rx series ) collar - beveltype differential planetary stepless speed changer is developed with the taking part in of some experts from colleges, according to the eighties technology introduced from japan, it is extensively applied to many kinds of transmission systems of the machinery used in the processing which needs stepless drive speed, such as tannery, printing and dyeing, spinning, and weaving, papermaking, plastics processing, chemical engineering, food printing, packing and so on. this product is a better device for stepless speed regulation on mechanical flowline or automatic assembly line
Hz型(原rx型)系列環錐差動行星無級變速器引進日本80年代新技術,在大專院校有關專家參與下研製生產的,它廣泛應用於皮革、印染、紡織、造紙、制藥、化工、食品、印刷、包裝等各行業工作機械需要無級變速的傳動系統中,是各行業機械流水線、自動線無級調速的較理想的一種變速器。Transmission supermarket lies in 82 xinhua road, hankou district, wuhan, our main products are transmission equipments in common use : line needle wheel decelerating machine, chemical mixing complete set decelerating machine, worm wheel and worm gear decelerating machine, gear decelerating machine and various fittings, electrodeless variable - speed motor, speed - adjust electrical machinery, and anti - blast electrical machinery, and there are a large number of stock, whichis operated in supermarket model. show centre lies in room b1106, xingcheng mansion, interest of which controlled by zhejiang jie brand. zhejiang jie brand wuhan show sales centre is totally responsible for the service work of before - selling, selling, and after - selling in hubei area, and its main products include : high - accuracy gear wheel decelerating machine jrtsk jrts jrtf jrtk series, jrst series aluminiumalloy muti - setting worm decelerating machine, scd series construction lift, jie brand qtz series tower crane, qbt intelligence tower jack - up cloth dual - purpose machine and so on
傳動超市位於漢口新華路82號,主要營銷:系列擺線針輪減速機,化工攪拌全套減速機,蝸輪蝸桿減速機,輪減速機及各種配件,無極變速機,調速電機,防爆電機等通用傳動設備,且備有大量現貨,以超市模式經營展示中心位於興城大廈b1106室,為浙江傑牌控股jie傑牌產品武漢展示銷售中心,全權負責jie傑牌產品在湖北地區的售前售中售後的服務工作,主要產品有高精度輪減速機jrtr jrts jrtf jrtk系列, jrst系列鋁合金多置式蝸桿減速機scd系列施工升降機傑牌qtz系列塔式起重機, qbt智能塔式起重布料兩用機等產品。Analysis and simulation results show that this algorithm has much lower complexity and is able to track the fast time varying channels in time. with such two advantages, this algorithm can efficiently adopt wireless fast varying channels and successfully achieve the fast channel estimation for ofdm - cdma systems
分析和模擬表明,該演算法計算復雜度低並能及時跟蹤快速時變通道,並由於這兩個主要特點使該演算法可以有效適應無線快速時變通道,順利完成系統的快速通道估計工作。This equipments including : four belt conveyer was driven by speed stepless motor on each line, being moved by electricity element control up and down, can be worked on the demand of given photo - cell and be controlled the tiles alignment
本設備包括:每線各4條橫向輸送帶由無級變速電機帶動,由電動元件控制升降,可按工作需要由光電元件控制坯體的排列。The integration of wireless acceleration sensor for structural global monitoring, the integration of wireless strain sensor for structural local monitoring, their corresponding network ’ s topological strucuture, the network ’ s communication protocol, saving energy and the network ’ s experiments are studied systemly, the main contents include : 1. for strucutal global monitoring, the electronics components are compared, anlysysed and seleced. on this base, the design modulization method is used for designing and debugging sensing disposal module, micro - processing module, wireless transceiver module and power module, and thus a wireless acceleration sensor node with digital interface is integrated using the above modules
本文在充分研究傳感技術、信號處理技術、無線通信技術的基礎上,針對土木工程結構整體性態監測的無線加速度傳感器集成、結構局部性態監測的無線應變傳感器集成以及相應的無線傳感器網路拓撲結構、網路通信協議、網路能耗處理、網路試驗等問題進行了系統的研究,主要研究內容如下: 1 .針對結構整體性態監測的需要,從設計的小型化、低功耗、低成本、高可靠性角度出發,對相關電子器件進行了比較、分析、選擇;在此基礎上,採用模塊化設計方法,對傳感處理模塊、微處理模塊、無線收發模塊以及能源模塊分別設計、調試,進而集成了基於數字介面的無線加速度傳感器節點。分享友人