headway 中文意思是什麼

headway 解釋
1. 前進；進展。
2. 【航海】航行速度；【礦物】進展。
3. 【建築】凈空，凈空高度〈由地面至拱頂等的空間〉；【交通】（同一路線同一方向上兩車之間的）時間間隔。

  1. 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。
  2. The boat made slow headway against the tide.

    那船逆著潮水緩慢地前進。
  3. Researchers have also made some headway in treating a human prion disorder called creutzfeldt - jakob disease ( cjd ), which today is uniformly fatal

    另外，研究人員也在治療庫賈氏癥（ cjd ）方面取得某些進展，人類的這種普恩蛋白疾病在今天還是無藥可治的絕癥。
  4. It is doubtful if dehydrated fruit will make much headway.

    脫水水果是否有多大進步尚難予料。
  5. The snake itself has not the same wit, because i lately saw a black snake in the woods trying to swallow the garter snake, and he had made some headway, though the little snake was fighting every inch of the ground, hooking his tail about sticks and bushes, and pulling back with all his might, apparently not liking the look of things down there at all

    束帶蛇自己就沒有這么聰明了，因為此後我在森林里看到條黑蛇，正在吞食一條束帶蛇，而且已經快要給吞掉了，盡管小蛇做了殊死掙扎，把尾巴勾在樹枝上和灌木上，拚命向後縮，顯然已經無濟於事。
  6. We are making little headway with the negotiations.

    我們在談判中沒有取得什麼進展。
  7. Cayley was the first to make headway with this problem.

    Cayley是第一個在這個問題上取得進展的人。
  8. Mercuri ' s method is beginning to make some headway

    麥古力的方法正開始有些進展。
  9. We are making little headway with the negotiations

    我們在談判中沒有取得什麼進展
  10. Our revolutionary struggle has made much headway

    我們的革命斗爭已取得了很大進展。
  11. She has made remarkable headway in her writing skills

    她在寫作技巧方面有了長足進步。
  12. But i do think we made some really good headway.

    不過我認為今天進展不錯
  13. The ship made little headway in the storm

    航船在暴風驟雨中幾乎無法前進。
  14. One of the most fashionable treatments for disease, gene therapy, has so far made little headway in tackling one of the most modish of illnesses, aids and the human immunodeficiency virus ( hiv ) that causes it

    到目前為止，當今最流行的疾病療法-基因治療，對于攻克肆虐已久的艾滋病（ hiv引起的人類獲得性免疫缺陷綜合征）來說，同樣是停滯不前。
  15. The rural economy made a well - coordinated headway in farming, forestry, stock raising, sideline production, fishery, rural industry, construction, transportation, commerce and service trade

    北京市農業全面發展，農村經濟呈現農林牧副漁工建運商服十業並舉，協調發展的局面。
  16. Running on headway from 4 to 10 minutes

    列車班次為4至10分鐘一班
  17. The aviation industry for civil use, while strengthening technological research, expanding sub - contracting scope for production, and improving existing plane models, has made important headway in manufacturing general - purpose aircraft and the " xinzhou 60 " aircraft, and has begun the r & d of new feederliners

    民用飛機工業在加強技術研究、擴大轉包生產、改進現有機型的同時，在通用飛機、 「新舟60 」飛機生產上取得重要進展，並開始研製新型支線飛機。
  18. The movable that it can ascended with law to guarantee from the system government advanced now productivity request that develop ; the direction of chinese headway of culture forerunner ; the basic benefits of the most large people crowd

    它能從制度上和法律上保證了政府的活動體現先進生產力發展的要求；體現中國先進文化的前進方向；體現最廣大人民群眾的根本利益。
  19. The time headway distribution of the simulation system based on this model can be tuned by two simple parameters, so it can accord with different time headway distribution rule in condition of practical unsaturated traffic

    基於該模型建立的模擬系統，憑借兩個簡單的參數來調節不同車速的期望車頭間距，使車頭時距分佈規律符合交通未飽和時車頭時距的具體分佈情況。
  20. This paper mainly analyzes control delay at urban signalized intersections. based on the survey data, this paper talks about vehicles movement characteristics of arrival and depart process, then the queueing headway distribution is obtained, and the suggestion that saturated flow should be measured from the sixth queuing vehicle is offered. using random process theory analysis and computer simulation, the queuing length distribution model is obtained

    本論文針對平面信號控制交叉口的延誤問題進行了分析，在實測數據分析的基礎上，探討了車輛到達過程和離開過程的運行特性，給出信號交叉口排隊離散車頭時距分佈模型，提出飽和流率的測量應從第六個離開的排隊車輛算起；運用隨機過程理論和計算機模擬的方法得到了信號交叉口排隊長度分佈模型，在此基礎上運用協調變換的方法改進了車輛延誤模型。
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