高速平行通道 的英文怎麼說
中文拼音 [gāosùpínghángtōngdào]
高速平行通道
英文
channel highspeed parallell- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 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...
- 平 : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
- 行 : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
- 通 : 通量詞(用於動作)
- 道 : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
- 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
- 通道 : thoroughfare; passageway; pass; enterclose; gallery; drong; tunnel; avenue; alure; way; row; key ...
-
And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the
研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。Since its foundation, this institute has completed 3800 or more projects of exploration and design of which projects of priority are fengpu, lupu bridges, i, ii, iii stages of comprehensive sewage treatment, inner, middle, outer ring roadways, yan an dong lu viaduct ( east and middle sections ), main entrance roadway and graded crossing in pudong international airport, first and second stages of humin viaduct, expressways ( hujia, huqingping, hulu, jialiu, xinfengjin ) and chongming cross river projects, r3 and m7 light rail projects both situated in city proper or suburban area
自創建以來,完成了各類工程勘察設計項目3800餘項,其中已完成或正在進行的項目有:上海市奉浦大橋、盧浦大橋、污水治理一二三期工程、 (內、中、外)環線道路、延安高架道路(東、中、西段) 、浦東國際機場航站區主進場道路及航站區立交、滬閔高架道路一、二期、 (滬嘉、滬青平、滬蘆、嘉瀏、莘奉金等)高速公路、崇明越江通道、軌道交通r3線、 m7線等工程。Design and investment consultation on shenzhen airport - heao free way, jiangmen - gonghe free way, kaining - yangjiang free way of guangdong province, beijing - tongxian urban expressway, tianjing sugang highway improvement for dharmala group of indonesia, canadian investment ( china ) co. ltd waikee group of hongkong and so on
與印尼大馬集團、加拿大中國投資有限公司、香港惠記集團等外方及港方對廣東省機(場)荷高速公路,江(門)共(和)高速公路,開(平)陽(江)高速公路,北京-通縣城市快速幹道,天津疏港公路改造,江西320國道(南昌西段)等項目,進行設計咨詢及投資造價咨詢。This article obtains from the research technology progress to economy rate of rise contribution degree, the use " the charles w. cobo and paul howard douglas production function " and " solow function " unifies the technology progress to the northern tianshan slope economic belt economy rate of rise contribution degree to make the theoretical analysis and the real diagnosis discussion, analyzes this region technology progress development through computation different time technology progress contribution degree the dynamic behavior, through compares each interurban technology progress contribution degree difference condition analysis promotion technology progress level to enhance intrinsic machine - made and the external environment, by tendency angle research technology progress condition and influence factor, thus hinders the northern tianshan slope economic belt technology progress factor, and the ponder countermeasure, accelerates the northern tianshan slope economic belt technology progress, the promotion economy growth provides the reference.
本文從研究技術進步對經濟增長速度的貢獻度入手,採用「柯布-道格拉斯生產函數」和索洛「增長速度方程」相結合的方法就技術進步對天山北坡經濟帶經濟增長速度的貢獻度做出理論分析和實證探討,通過計算不同時期的技術進步貢獻度來分析本區域技術進步發展的動態行為,通過比較各城市間的技術進步貢獻度差異狀況分析促進技術進步水平提高的內在機制及外在環境,以動態的角度研究技術進步的狀況和影響因素,從而為分析阻礙天山北坡經濟帶技術進步的因素,並思考對策,以期加速天山北坡經濟帶技術進步,促進經濟增長提供參考。Second, by computing the trajectory of the missile and the method of analyzing cep, influences that the fighter ' s height, speed, pitch angle, the deflection angle between fighter and target, and the target moving characters make on the times of fighter attack and missile launch are deeply developed. third, by relating the motion of the missile and the fighter, the influences that fighter ' s dive angle and the deflection angle between fighter and target make on the attack field of the fighter are discussed in this paper when the fighter perform vertical and horizontal attack. criterion of attack effect is proposed focusing on attack time of the fighter, trajectory of the missile and destruction probability to the target
本文主要完成了以下幾個方面的工作:對導彈可發射區和飛機可攻擊區進行建模,通過對導彈彈道的模擬計算,並運用典型的圓概率偏差精度分析方法,詳細討論了飛機實施攻擊時,飛機的飛行高度h 、速度v 、俯仰角、與目標的偏離角_ x及目標運動特性等對飛機攻擊時機和導彈發射時機的影響;因此,將飛機和導彈結合起來,詳細研究了飛機在垂直平面和水平平面內實施攻擊時,飛機俯沖角和與目標的偏離角_ x對飛機的攻擊范圍的影響;以飛機實施攻擊的時間t 、彈道特性和對目標的殺傷概率p來評判對地攻擊的效果;最後給出典型算例,通過對空地攻擊過程的模擬實現,對飛機飛行過載提出要求。To solve the problems caused by the varieties of the missile dynamics with the difference of flight height, velocity and attitude angle in modeling the missile, in this thesis, the theory of variable structure model reference adaptive control is used to design a pitch channel autopilot based on a longitudinal missile model, the status equation using the measurable parameters of load and angular rate is established, and the methodology to choosing the reference model is discussed also, and the performance of the controller is analyzed by means of simulation
為了解決攔截彈氣動參數隨飛行高度、速度、姿態的不同,變化范圍大,控制系統難以準確建模的困難,基於縱向平面攔截彈模型,採用模型參考變結構控制理論設計了俯仰通道姿控復合控制系統,以可測量變量過載和角速度作為狀態量建立了系統的狀態方程,討論了參考模型的選擇方法,並對系統的性能作了模擬分析。As a new - style land vehicle, the magnetic levitation vehicles rely on electromagnetic forces to suspend the train on the railway and advance by linear synchronous motor. they can run placidly at high speed without wheels and transmission machines. since the magnetic levitation vehicles have low maintenance prices and circumstance pollution, they have favorable development foreground
作為新型的陸上交通工具,磁浮列車依靠電磁力將列車懸浮於軌道上,用直線電機推進,它沒有車輪及相應的傳動機構,與地面無機械接觸,可以高速、平穩地運行,並且運營維護費用低,無環境污染,具有良好的發展前景。By means of trigonometrical progression method and the mainline track spectrum, the sample function of the chinese mainline railway track random geometric irregularity is simulated. with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model, the sample function of high - speed railway track random geometric irregularity are simulated. based on existing literature, the artificial bogie crawl waves at various different speeds are randomly simulated
根據我國干線鐵路軌道譜,採用三角級數法模擬出干線鐵路和準高速鐵路軌道不平順的樣本函數;根據秦沈客運專線高速試驗段軌檢車資料,採用arma時間序列模型模擬了高速鐵路軌道不平順隨機樣本函數;在既有研究資料的基礎上模擬出各種速度客車構架人工蛇行波;用隨機變量描述道床橫向剛度,並進行了隨機模擬;將振動理論和穩定理論結合建立系統的分析模型和運動方程;根據monte ? carlo法編制了車輛?軌道耦合系統隨機振動分析程序,進行了無縫線路隨機動力響應分析,通過試驗對計算模型、計算方法進行了驗證。Considering the disadvantages of these methods in dealing with fast fading channels, a chip - level adaptive channel estimation method is proposed in this thesis and has better performance than other methods. furthermore, a procedure to derive optimum step length for this technique is given in particular
在分別對簡單平均, wmsa和fbprelms通道估計演算法進行分析后,著重介紹了適于低速與高速衰落情況下,進行碼片級自適應變步長lms通道估計的由來、原理與實施的具體方法,並且推導了變步長的選取。Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically
本文在原有vxi總線四通道計數器模塊的設計基礎上,通過對原模塊缺陷的分析,採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電路的集成度,將原模塊中的所有數字電路全部集成在fpga晶元中,這樣不僅能節約成本,還能提高電路的可靠性和測量精度;採用高速的數字信號處理器( dsp )取代原有的單片機作為協處理器,來接收vxi發來的各種命令,分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換速率更高的比較器晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號,能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離運算放大器得到隔離通道所需的比較電平,該比較電平值能夠根據實際需求進行設置,能增強模塊的使用靈活性。Harmonic analysis can be produced in as little as 10 milliseconds, or measurements may be integrated over more than a day. the user may set any measurement interval, perform synchronous averaging on harmonics, and even perform full spectrum analysis to detect non - harmonic signal content. the system s main processor controls all display, data storage and i o functions, thus allowing each channel to perform its analysis at maximum speed
在每通道雙數字信號處理器結構中,結果形成超快速諧波分析,諧波分析可於至10毫秒產生,或可綜合測量超過一天,用戶可設定任何測量區間,執行諧波同步平均,及進行全頻譜分析從而探測非諧波信號內容,系統的主微處理器控制全部顯示數據儲存與i 0功能,故使各通道可於最高的速度下進行分析With the features of tidal and centripetal passenger flow, the selection of an appropriate skip - stop running pattern on regional urban rail transit line is more significant for optimizing train running, improving the service level, and reducing the operation cost
摘要在市域快速軌道交通線路上,根據客流潮沙化、向心性的特點,選用合理的列車停站方案,對優化列車運行組織,提高系統的服務水平和降低運營成本具有重要的意義。But the conditions of the agricultural expanding and its existing problems, the structure and distribution of the agricultural information resources, the agricultural management ' s systems, the economic conditions of the rural society and the cultural and educational standard, the public facilities of agriculture and countrysides, etc, all the above factors are affecting the agricultural information spreading and its communication directly or indirectly, interfering the spreading passages, slowing down the spreading speeds, reducing its efficiency, etc. therefore, we must improve the interior and exterior environment that affecting agricultural expanding, agric ultural information spreading and its service, take such measures as developing the science and education of agriculture and countryside, improving agricultural expanding system and organism, enforcing the basic facilities " construction of agriculture and countryside, enforcing the information resources " construction, etc, so that we can speed up the information spreading, promote the agricultural creative diffusing, improve the scientific standards of agricultural production, promote the development of agricultural economy, increase the farmer ' s income, and make the rural society develop rapidly
但是,農業發展與農業推廣工作的狀況與其存在的問題以及農業信息資源結構與布局、農業管理體制與機制、農村經濟社會條件與文化教育水平、農業和農村公共設施、農業推廣的行政或組織環境等方面的環境因素,直接或間接地制約了農業推廣信息傳播與交流及其服務工作的順利開展,障礙了信息傳播通道,阻滯了信息傳播速度,降低了信息傳播效益,不利於農業信息產業化和農業信息水平的發展與提高。因此,必須著手改善影響農業推廣工作、農業信息傳播與服務工作的內外環境,採取諸如大力發展農業與農村科教事業、創新農業推廣體制和機制、加強農業和農村基礎設施建設、加強信息資源建設、發展農業信息產業化等相應對策措施,才能加快農業信息傳播,促進農業創新擴散和成果轉化,提高農業生產的科技水平,推動農業經濟發展和農民收入提高以及農村社會的全面進步。According to the statistical data, the los " of " static state " of guangzhou - shenzhen and guangzhou - foshan freeway are evaluated. according to the 5min data, the los " of " real - time state " of guangzhou - foshan and shanghai - nanjing freeway are evaluated
並對統計匯總的廣深高速公路和廣佛高速公路實測交通狀態進行了「靜態」服務水平評估;根據5分鐘時段實測數據,對廣佛高速公路和滬寧高速公路1車道和2車道進行了「動態」服務水平模擬監測。分享友人