時分雙工 的英文怎麼說

中文拼音 [shífēnshuānggōng]
時分雙工 英文
tdd time division duplex
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ形容詞1 (兩個) two; twin; both; dual 2 (偶數的) even 3 (加倍的) double; twofold Ⅱ量詞(用...
  • : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
  • 時分 : 時分time:黃昏時分 at dusk; at twiligh; cock-shut time
  1. The press is ingenious in design, hign quality in materials, with features as fine workmanship, handsome appearance, compact structure, higher work pressure, lower work noise, and equipped with single skip. controlled temperature, electric autotimer, so that it will be reliable is operation and easy to repair

    本機設計精巧,用材講究、製造精良、造型美觀、結構緊湊,傳動部採用大功率向電磁離合器,可連續作,也可單獨作,且有壓力大、噪音小、單級跳位、溫度自控、電子式間繼電器延,操作安全可靠、維護保養方便等優點。
  2. One of these was a sturdy middle - aged man - whose long white pinner was somewhat finer and cleaner than the wraps of the others, and whose jacket underneath had a presentable marketing aspect - the master - dairyman, of whom she was in quest, his double character as a working milker and butter - maker here during six days, and on the seventh as a man in shining broadcloth in his family pew at church, being so marked as to have inspired a rhyme -

    中間有一個健壯的中年人,他的長長的白色圍裙比別人的罩衫要漂亮些干凈些,裏面穿的短上衣既體面又興,他就是奶牛場的場主,是苔絲要找的人。他具有重的身,一個星期有六天在這兒做擠牛奶和攪黃油的人,第七天則穿著精緻的細呢服裝,坐在教堂里他自家的座位上。
  3. In the course of working, , the plow will make use of the shuttling method so that it can dig alternately either on the left or on the right. compared to the unilateral plow, it can improve the productivity because it can help leave off the soil 、 take from the consumed energy and reduce the empty journey. to meet the requests above, we will use a remote cylinder with both a small cubage and double functions, approximately designing the plow to be columniform and symmetric. after the experiment for a period in the field, we found that the most frayed areas had happened at the places of both plow shank and share and at the same time the base of the remote cylinder had ruptured suddenly

    與單向犁相比,其優點在於:耕地無開、閉壟,地表平整,降低了耕后整地的能量消耗,減少了地頭的空行程,因而大大提高班次生產率。為了滿足犁體梭式作業的要求,我們採用了一隻小容積作用的液壓油缸;同對犁壁曲面的形狀採用了近似圓柱形的對稱設計。但經過一段間的田間試驗,我們發現:該犁犁胸部的犁脛和犁鏵上的犁尖在作中磨損較為嚴重;主犁梁和油缸缸體的連接部(即油缸底座)突然發生了斷裂,造成整個犁體無法正常作。
  4. Based on emperiment of " 30mm " armor piercing projectile ' s discarding sabot close to gun, study discarding sabot motion and process, and analysis discarding sabot characterstic, the possibility of disturb on sabot f ^ rm main gun under the disturb field of double gun. 2 )

    本論文研究作的主要內容有: 1 )從30mm脫殼彈膛口脫殼過程試驗,研究30mm脫殼彈出炮口后卡瓣及底托與彈芯的離過程和離運動;同析30mm脫殼彈的脫殼特性及在炮干擾場下彈托對主炮干擾的可能性問題。
  5. Series full - auto pipe expander with drawing device and program interface is used with extruding machine. it is also used solitarily, while expanding pipes, the machine adopts translation, the action is steady and corret, it does not damage pipe materical, the machine adoptes double - infrared heating oven type, each oven is equipped with heating cire, the shaping method adopts expanding - end shaping, the size of pipe mouth is correct. on its panel, there is a transfer swith of expanding solvent type pipe socket ( straigh port ) and expanding sealloop type pipe socket ( rport ). the choice of expanding pipe type is very convenient, the technologocal adaptability is strong, its main electric control elements are all imported. the syetem charecteristics are steady and reliable

    配有與主機配套的接料牽引裝置和相應的程序介面,既能與擠管主機聯線使用,又可以作單機使用;擴管管材的移動均採用平移方式,動作平穩準確而且不易損傷管材;這種機型採用紅外線加熱方式且為加熱爐型,每個加熱爐都配有中心加熱爐芯;成型方式均採用擴管頭定型方式,管口成型尺寸準確;該機型在控制面板上設有擴溶劑型承介面(直口)和擴彈性密封圈型承介面( r口)的轉換開關,擴管方式選擇十方便,藝適應性強;主要的電器控制元件均採用進口元件,系統性能穩定可靠。
  6. In this paper, high - order accurate weighted essentially non - oscillatory ( weno ) schemes are investigated and their applications in hyperbolic conservation laws are discussed. based on this, a new weno difference scheme which based on dispersion - relation - preserving relation is developed, and representative test cases with this scheme for computational aeroacoustics ( caa ) problems has been implemented and compared in order to test capability of wave capturing ; in addition, weno schemes generally do not converge at high order in the presence of contact discontinuity of euler equations, so a conservative front tracking technique coupling weno schemes and level set method to simulate the translating density profile is presented here, and numerical simulation with this technique for representative test case has been implemented and results show the desired accuracy

    本文研究了高階精度加權基本無振蕩( weno )格式及其在曲守恆律方程中的應用,在此基礎上作了兩個方面的作:一是針對高頻聲波問題構造出一種基於保色散關系( drp )的weno有限差格式,並對計算氣動聲學( caa )問題的代表性算例進行了大量數值實驗,比較了該格式捕捉波數的能力;另外,針對高階weno格式在處理euler方程的接觸間斷精度有所降低的問題,研究了利用界面追蹤技術levelset方法和高階激波捕捉weno格式相結合的一種守恆追蹤方法,並且給出有代表性的密度滑移面問題的算例,得到一致高階精度的數值模擬結果。
  7. The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating

    圍繞這一作核心,作者完成了以下幾項作: ( 1 )以實現寬量程電流互感器為目標,提出了基於bang - bang控制的有源補償方法,採用級電流互感器,將復雜的狀態控制量轉化為偏差控制,該方法結構簡單,調試方便,有源補償器輸出電流小,可以將0 . 2級的電流互感器經過補償后提高到一次電流從額定值的2變化到120,測量誤差不超過一次電流額定值100準確度為0 . 1級的測量標準。
  8. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    作得出如下結論: ( 1 )大氣氣體的微波吸收在測雲波段產生明顯的衰減,其中水汽衰減效應變化很大;即將上天的空間94ghz測雲雷達必須有水汽衰減訂正方案; ( 2 ) 37ghz和94ghz雷達測雲,由於大氣和雲衰減不同和雷達反射率的很大差異,導致雷達回波信號強弱不同; ( 3 )對雲層較薄、含水量較少的雲,在不計雷達參數的情況下, 37ghz雷達回波信號不如94ghz測雲雷達,也就是說94ghz對薄雲有更強的探測能力;對雲層較厚、含水量大的雲,由於強衰減的作用, 94ghz雷達回波信號小於37ghz雷達; ( 4 )從大氣衰減的不利因素方面考慮,空間94ghz雷達測高層薄雲的效果最好;測低層薄雲需要考慮氣體衰減訂正;因濃厚雲的強衰減作用,探測其中下部的能力大大減弱,不僅要進行衰減訂正,而且要藉助其他信息來反演整個雲層的含水量垂直佈; ( 5 )為了獲得從極薄到極濃厚雲的垂直佈探測能力,未來測雲雷達系統最好採用波長甚至三波長(如94 、 37和13ghz ) 。
  9. Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created

    神經網路控制是智能控制的重要方式之一,它廣泛應用於自動控制學科各個領域。本文首先敘述了控制系統中常用的多層前饋網路結構及演算法( bp演算法) ,特別提及了能夠較好描述系統動態性能的對角遞歸神經網路和在用遞推預報誤差演算法訓練drnn取得了較快的收斂速度。其次,應用程方法析設計了tf - 1350糖離機的電流、轉速閉環直流調速系統的控制器,作為引入神經網路控制的設計基礎,並建立了系統的模擬模型。
  10. Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays

    二、具體研究作的系統報告,主要集中在以下幾方面:研究如何利用單臺頻gps接收機的觀測信息確定電離層延遲改正模型,為小范圍的單頻用戶服務;研究如何實離gps觀測中的儀器偏差與電離層延遲;研究如何建立較大區域的電離層格網模型,進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律;研究單頻用戶在不利條件下,如何更好地利用電離層延遲改正信息;研究利用gps監測隨機電離層擾動的基本理論和框架方案;研究如何綜合顧及電離層的周日、季節和年變化,進一步提高利用gps模擬電離層延遲的能力;研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。
  11. The theory of direct sequence and cck is described. the mechanism of tdm is established. then, a method to maintain the synchronization of the tdm is proposed

    在介紹了ieee802 . 11協議的物理層用到的直序擴頻技術和補碼鍵控技術后,對系統的時分雙工作機制的建立與維護進行了詳細的析。
  12. Compared with the fdd system, td - scdma adopting tdd, has no need of symmetrical frequency bands for uplink and downlink, and enables flexible and convenient planning and use of increasingly scarce spectrum resources

    與fdd系統相比, td - scdma採用時分雙工方式,上下行無需對稱頻段,可以見縫插針,靈活方便地規劃使用日益緊張的頻譜資源。
  13. W is a digiul trunkin mobile cominunhaon system based on mma forhnology it offers group call diw w m wion ( dmo ), duplex phone tall, padri data sehece, short data service and so on. tetw supports air interface and end - bend encrypon. tem is not only a fit private system for dispateh cominedcation of the polieq fire servce " w ha wtport, city tiwhc eto, but also for ule project reqthements of the public tw communication system

    Tetra是一種基於復用( tdma )技術的數字集群移動通信系統,它可以提供組呼調度、脫網直通( dmo ) 、企電話、組數據服務、數據簡訊息服務等業務,支持空中介面加密和端到端加密功能,既適合公安、消防、機場、鐵路、城市交通管理等專業部門調度指揮專用,也可滿足社會共用集群網的設計要求。
  14. Article 21 whereas a ffe disbands in line with relevant regulations or the labor contract is terminated with the agreement of both parties through consultations, the ffe should, in accordance with relevant regulations of the local people ' s government, pay the life and social insurance premiums as required to social insurance institutions for those employees who are in medical treatment or are recuperating due to injury at work or occupational disease as confirmed by the hospital, and those who entirely lose or partly lose working ability after medical treatment as confirmed by the labor appraisal committee, and the dependents of the deceased at work who are receiving pensions, women employees who are pregnant or are at the time of maternity or lactation, and those who get nothing insured

    第二十一條企業按照有關規定宣布解散或經方協商同意解除勞動合同,對因負傷、或者患職業病經醫院證明正在治療或療養,以及醫療終結經勞動鑒定委員會確認為完全或者部喪失勞動能力的職,享受撫恤待遇的因死亡職遺屬,在孕期、產期和哺乳期的女職,以及未參加各項社會保險的職,應當根據企業所在地區人民政府的有關規定,一次向社會保險機構支付所需要的生活及社會保險費用。
  15. Tdd - edsl : access network technical specification ? tdd based ethernet digital subscriber line system tdd - edsl : variable length frame transmission mode

    接入網技術要求?基於時分雙工的以太數字用戶線系統
  16. To control the settlement of roadbed, the degree of compaction regulated by current criterion is not enough, the mechanics parameter of filler compacted - - deformation parameter should be considered and dual control criterion should be put in practice. to get upper deformation parameter of xigeda stratum filler, the percentage of mudstone should be controlled. the thickness of filling layer regulated by current criterion can be increased if the compaction car has proper function

    通過此次研究,獲得了對路堤變形問題的新的認識,即為了控制路堤的沉降變形,不僅應滿足現行規范中規定的壓實度標準,還應該引入填料壓實后的力學參數? ?變形模量值標準,實行重控制標準,而對于昔格達地層這種混合填料,為了獲得較大的模量值,應該控制填料中泥巖的含量;現行公路路基施規范中對路堤填築層填築厚度的規定值,在壓實機具功能滿足的條件下,可以適當提高。
  17. The paper not only used the sequence diagrams to descript the cooperation of pda and server in communications, but only adopt petri net, a kind of fdt, to built four different models on protocol ' s dynamic actions. we proposed the constrict expressions : 1. finding out and fixing the errors, we validated the protocol with petri net theories

    在通用的序圖描述通信協議動態交互的基礎上,用一種形式化描述技術? ? petri網抽象通信協議的動態行為規范為一種鏈路層半停止-等待協議,從簡單到復雜建立4個不同側重點的petri網模型,別描述通信協議的不同動態行為:交互,超,出錯處理。
  18. The author try to use process - structural analysis, which is based upon the work of zartman, berman and habeeb, to search for the reason why the first 2 chances were lost and the last one was grasped at

    通過考察三次機出現中德方的相對權力結構析建交談判機被錯過和抓住的原因。具是兩種權力? ?累積結構權力和具體結構權力。
  19. And relying on this, our laboratory proposes a new cladding method. by means of large dynamic explicit fem code ansys / ls - dyna, the numerical simulation was carried out in bimetal forming process. during the simulation of the forming process, the large deformation of the strip should be considered, as well as geometrical and material nonlinear, the contact between the roller and the strip, the contact between two metal sheets and the load. as for these problems, we can use node to surface contact and relative parameters, biso model is introduced, the load is applied as array

    本文採用ansys / ls - dyna計算程序為具,對鋸齒形金屬復合板成型過程進行計算機數值模擬,在對軋制過程模擬,針對軋件變形的幾何非線性和材料非線性特點、軋輥與軋件間的接觸、軋件間的接觸以及模型的加載等問題,給出了在ansys / ls - dyna中相應的解決方法:應用nodetosurface接觸方式,設定相應參數,選用線性等向硬化模型,載荷作為array施加在剛體質心。
  20. Under the agreement the agencies will broaden their cooperation in the areas of wage and hour regulations and enforcement, public awareness of wage and hour laws and the effective management and analysis of wage and hour enforcement data

    根據這項協議,方機構將在資和規定及執行、提高公眾對資法和法的認識、以及有效管理資和法執行數據等方面擴大合作。
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