空化區 的英文怎麼說

中文拼音 [kōnghuàqū]
空化區 英文
cavitation zone
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 區 : 區名詞（姓氏） a surname
  1. The rate and magnitude of urbanization in comparison to the capacity of the land to absorb the expansion can have bearing on the resultant urban morphology and hence the availability of plantable spaces

    隨著急劇的都市發展，城市的發展速度規模和潛在土地拓展空間對都市面貌及綠化區構成重大影向。完善的現代都市計劃總會預留空間作種植之用。
  2. Abstract : for a precise dataflow analysis within the framework of the computation function model, the logical relationship of branch conditions is represented as the coverage relationship of regions. in this paper, the authors discuss how to represent, compute and propagate the region, region of the conditional reference. meanwhile, the methods of resolving the nondeterminism caused by conditional branch statements are also presented in order to get more precise dataflow information

    文摘:用計算函數模型進行精確的數據流分析，條件謂詞之間的邏輯關系被轉化為空間區域之間的覆蓋關系.該文討論在各種常見的程序構造下如何表示、計算和傳遞區域、區域，並在數據流分析過程中，利用區域、區域之間的覆蓋關系消除條件分支語句帶來的不確定性，以得到更精確的數據流信息
  3. The cooling or heating loads of different conditioned zones in one system are highly diversified and variable, or the time of operation under low load is long, and the temperatures in conditioned zones need to be controlled individually

    同一個空氣調節風系統中，各空調區的冷?熱負荷差異和變化大?低負荷運行時間較長，且需要分別控制各空調區溫度
  4. A kind of measurement was developed to measure the air concentration of water and the result showed the possibility of entrained air existing near the wall of drop shaft. that is to say, the wall of drop shaft may be protected by entrained air from cavitation damage to some extent

    本文設計了一種適用於近壁區水流摻氣濃度測量的方法，對空腔段水流摻氣濃度進行初步測量，發現井壁附近水流存在摻氣的可能，這對改善水流空化條件能起到積極作用。
  5. The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation

    本文分析了浦東機場與市內目前的換乘現狀，從預測浦東機場及緊鄰空港區域中遠期的客流量入手，結合上海市政府快速軌道交通的規劃方案，並且學習境外典型機場交通組織的有益經驗，利用規劃中的公交客流預測等科學分析模型，對浦東機場與市中心的軌道交通銜接提出了合理的建議：一是利用目前的地鐵二號線作為航空軌道共享線來承擔大部分進出空港的客流，並且給出了以接運效率最大化為目標函數的接運公交軌道站點比選模型；二是在市中心設立城市航站樓以方便旅客快速、經濟地到達機場，從而減少道路交通壓力，提高航空運輸的整體服務質量。
  6. Due to the complexity of the inner structure of the cleaning valve, it may be create vortices, cavitate, water hammer, back water and so on

    由於清洗液閥門流道的內部結構復雜，當流體通過閥道時產生諸如旋渦、空化、水錘和死水區等水流現象。
  7. The aerated behaviours in cavitation region of high velocity flow through the non - circulating water tunnel are investigated by using the advanced experimental facilities in the hydraulics laboratory at zhejiang university of technology

    摘要本文用先進的量測儀器在浙江工業大學水力學實驗室直流式水洞中分別對高速水流空化區、空蝕區的摻氣特性進行了較為系統的試驗研究。
  8. Based on the orientation of shouyi culture district, the comprehensive consideration of the spatial relationship among the whole wuhan city, wuchang town and the shouyi cultural district and the development of traffic, landscape and traveling function of the district, the applicants should provide the planning concept, planning layout of the district and detailed planning of snake mountain block, shouyi block and ziyang lake block

    依據首義文化區總體定位，在綜合考慮武漢市、武昌舊城和首義文化區等不同層次的空間關系和交通、景觀、旅遊等城市功能協調發展的基礎上，各應征機構應提出首義文化區總體規劃的設計構思和規劃布局，完成蛇山、首義和紫陽湖三大板塊的詳細規劃方案。
  9. Choicing suitable configuration, ventilation installation and controlling the unevenness of flow surface at the sudden enlargement section after the tainter gate, this emptying tunnel may avoid or mitigate cavitation

    在工作閘門區突擴跌坎處，選擇合適的體型及通氣設施並嚴格控製表面不平整度，可達到防止或減小空化的目的。
  10. Second, the dissertation addresses the global query rewriting issues of the service oriented spatial data integration. query rewriting and optimization methods are presented based on equivalent transformation of relational operators. we study the data replication issues of spatial data services and presents strategies to deal with data fragmentation and service selection

    其次，論文研究了面向空間數據服務集成的全局查詢重構問題，在關系代數等價變換基礎上提出了空間數據服務全局查詢重構和優化方法，並提出了面向分散式空間區域查詢的副本處理方法和資源選擇策略。
  11. Formation process of cavitation region effected by underwater plane blast shock wave and its characteristics

    水下平面爆炸沖擊作用下空化區域形成及其特徵
  12. The research result of insect community development indicate : the differences to quantity and richness of pest, natural enemy and whole insect community among experiment sections are distinct. the dynamic uptrend of diversity and evenness indexes between harmless section and general section are analogical, but that of blank section and two manage sections is different

    昆蟲群落動態研究結果表明：各試驗區間害蟲、天敵及整個昆蟲群落的數量與豐富度差異明顯，無公害區與常規區各群落多樣性指數、均勻性指數動態變化趨勢一致，空白區與兩處理區多樣性指數、均勻性指數動態變化趨勢差異較大。
  13. Moreover the ways and means often are qualitative in conforming and contrasting and so on, but until now no ways and means are quantitative

    在研究方法上還沒有突破文化景觀、文化區劃、文化整合、文化空間對比及其差異等方面的傳統定性研究，而對區域文化建設運用定量統計分析研究的較少。
  14. Variations in pressure with and without aeration in cavitation region are measured and the compressible characteristics of pressure waveforms and relation between mach number and compression ratio are analyzed ; the time - averaged pressure profiles of different air concentration in cavitation erosion region are measured, the variations of the pressure with air concentration and effects of back pressure on cavitation erosion are analyzed ; the relations between least air concentration to prevent cavitation erosion and flow velocity are proposed ; the cavitation numbers with and without aeration in cavitation region are compared

    實測了空化區摻氣前後壓力的變化，分析了壓力波形的可壓縮流特徵以及馬赫數與壓縮比的關系；實測了空蝕區不同摻氣濃度的時均壓力分佈，分析了壓力隨摻氣濃度的變化及背壓對空蝕的影響；提出減免空蝕的最低摻氣濃度與流速的關系，比較了摻氣前後水流的空化數。
  15. A study of performance optimization method for massive spaito - temporal data based on spatio - temporal partition clustering

    基於時空分區聚簇的海量時空數據性能優化方法研究
  16. Fluid machinery in these areas is damaged due to cavitation and sand abrasion, which has threaten directly the safety operation of hydraulic and hydroelectric engineering, causing huge economic losses. the research, therefore, on the combined effect of cavitation and sand abrasion is of great significance. the researchers at home and abroad have done a lot of work on this issue

    我國許多河流的含沙量較大，如著名的黃河幹流年均含沙量達37 . 9m ~ 3 / s ，黃河三門峽的年平均輸沙量達16億t ，這些地區使用的泵、水輪機等許多流體機械都在夾沙水流的作用下，受到了沙粒磨損與空化剝蝕的聯合破壞，這種破壞直接危害了水利水電工程的安全運行，造成了巨大的經濟損失，因而對含沙水流條件下空化剝蝕與泥沙磨損聯合作用進行研究有著很大的工程實際意義。
  17. Air quality improvement area

    空氣質量凈化區
  18. We divide document image into two parts - text and background. text area is regarded as a series of random variables with 0 - 1 distribution and background area as a series of random variables with degenerate distribution. because the median filter is robust for degenerate distribution, it can reduce the noise

    文本圖像通常可以轉換成二值圖像，我們可以把文本圖像的文字區域和空白區域分別理解為兩個相互獨立的隨機變量序列的依次觀測，其中一個是服從兩點分佈，而另一個服從退化的單點分佈。
  19. In the fundamental research part, the paper reorganizes the representative research achievements from the spatial structure and the spatial clusters perspectives, argues that the existing research results about agglomeration mainly focus on the manufacturing industry, lacks exhaustive research about the new agglomeration such as the science and education district and the business district

    在理論研究部分，論文從空間結構和空間集群兩個角度，對代表性研究成果按研究需要進行了梳理，認為現有研究成果對集聚的討論主要集中在製造業領域，對科教文化區、商務行政區這樣的新集聚缺少細致的研究。
  20. The technology which immobilizes dissociating cells or enzymes inside the restricted areas can remain them active and reuseful

    摘要固定化生物技術是通過化學或物理的手段將游離細胞或酶定位於限定的空間區域內，使其保持活性並可反復利用。
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