空位源 的英文怎麼說

中文拼音 [kōngwèiyuán]
空位源 英文
source of vacancies
  • : 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...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
  • 空位 : 1 (空著的位子) a vacant or unoccupied seat; void; vacancy 2 [固體物理] [物理學] [半] vacancy; b...
  1. The afterheat, which is collected by recovery devices, in winter can be used as the low level thermal source of heat pump, and in summer can preheat feed water, thus equivalent an economizer. because energy flows in the system so reasonably that energy is used to the most, therefore, its energy conservation effect is significant, and the operating expenditure declines consequently. the sewage can be reused after due treatment, thua it has a certain social and ecological benefit, too

    本研究中選用分離式熱管裝置提供洗浴用水,利用水熱泵裝置,一機兩用,進行間供熱和製冷,並通過余熱回收器對系統內的余熱進行回收,冬季可作為水熱泵的低,夏季可對鍋爐給水進行預熱,起到「省煤器」的作用。這樣實現系統內的能量合理流動,從而達到節能的目的,同時洗浴污水經適當的處理后可以回用,因而還具有一定的社會和生態效益。
  2. Space environment threaten orbited spacecraft " s safe functioning and astronaut " s health, influence greatly communication depended on based - space way, airmanship orientation, military detection, aim identification, weather observation and source exploration and so on by all sorts of function ( magnetic storm, solar proton event and so on )

    間環境通過各種效應(如磁暴、太陽質子事件等)對在軌航天器的安全運行及航天員的健康構成了嚴重的威脅,對依賴于天基手段的通信、導航定、軍事偵察、目標識別、氣象觀測、資勘探等等均有重要影響。
  3. Six foundation works : first, projects to prevent flood, avoiding huai river overflow again ; second, projects of comprehensive traffic, perfecting the highway, railway, waterway and aviating traffic network ; third, ecological environmental protection project to improve peoples living conditions and strengthen environmental ecological construction progressively ; fourth, construction of " digital fuyang ", realizing datamation of product design, automation of production process, and electronization of commercial market ; fifth, sincere project of fuyang, advancing all kinds of sincere institutional improvement of same trade, forming morals based on sincerity, and personal integrity ; sixth, talents market project, developing human resources diversely

    六項基礎工程:一是防洪保安工程,切實根除淮河心腹之患;二是綜合交通工程,完善公、鐵、水、綜合交通網路;三是生態環保工程,改善人居生活條件,加強環境生態建設;四是數字阜陽工程, .逐步實現產品設計數據化、生產過程自動化、營銷商務電子化;五是誠信阜陽工程,推進各類同業誠信制度建設,形成誠信為本、操守為重的社會風尚;六是人才強市工程,多方開發人力資
  4. Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us

    本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵,包括南方紅豆杉種群年齡結構、種群間格局(探討分佈格局動態規律與生境相互關系) 、不同立地條件下種群優勢度增長趨勢、生態寬度、生態相似比例、生態重疊、間占據能力及種間競爭等,分析其目前現狀及瀕危原因,期望為南方紅豆杉野生資的保護和擴大、營造人工林及可持續利用提供理論基礎,也為瀕危植物種群生態學的研究提供參考。
  5. Thc island has so pcculiar and various gcologic landforms, cxccllcnt locality, comfortablc climale, clash air, charming sunshine and sand bank, sequestered environmenl, various modem coralline, abundant sea resources and beautiful lisland sceneries that it ' s not onlyan ideal place for sightseeing, traveling and leisure vocation, but alsoa science researching, educating and surveying base for lots of subjecls such as volcanic geology, geomorpny, marine biology and environmental eclogy

    島上獨特多樣的地質、地貌景觀,優越的地理置,宜人的氣候,清新的氣,迷人的陽光、沙灘,幽靜的環境,種類繁多的現代珊瑚及豐富的海洋資,美麗的海島風光,不僅是觀光、旅遊、休閑渡假的理想場所,也是火山地質學、地貌學、海洋生物學、環境生態學等多種學科的科研、教學、考察基地。
  6. A circuit topology of the inverter with duty cycle extended active clamp forward style high frequency pulse dc link is adopted by each independent inverter. each inverter is cascaded by a circuit with duty cycle extended active clamp forward style high frequency pulse dc link and a dc / ac inverting bridge. the control strategy of voltage mode pwm forwardback is adopted by the former, and the control strategy of three - state discrete pulse modulation ( dpm ) hystersis current is adopted by the later

    每個獨立的航靜止變流器採用占比擴展有正激式高頻脈沖直流環節電路拓撲,由占比擴展有正激式高頻脈沖直流環節電路與dc ac逆變橋級聯而成,前級採用電壓型pwm前饋控制技術,后級採用三態dpm電流滯環控制技術。
  7. The management work data of oil - field earthquake exploration and oil - well position, which has not only data of current space position, but also entitative attribute data describing, have great capacity, traditional cad graphics describing the data plus the model database managing mode ca n ' t already adapt the modem exploration with well geography information for management work demand, so it is necessary to realize the unique management of exploration and oil - field well space data and attribute data use advanced geography information system ( gis ) technique, this thesis is based on the excellence ' s table ' s top geography information system - the maplnfo software, using the second process technique, the digital relief map and tectonic map as the base map, the earthquake exploration database as the original data, established the gis of the exploration and oil - field well in the area of the liaohe oil - field, realize visualization management, it provides a reference thereunder for the earthquake exploration deplo ying the workload and proceeding the technique design, and completed lots of practical work

    油田地震勘探與油井井管理工作數據量大,既有置數據,又具有實體的屬性描述數據,傳統的cad制圖+屬性數據庫管理模式已經不能適應現代勘探和井管理工作的需要,採用先進的地理信息系統( gis )技術,實現勘探和油田井間數據和屬性數據的統一管理是必然的趨勢。本文以優秀的桌面地理信息系統mapinfo軟體為開發平臺,在此基礎上進行二次開發,以數字化地形圖、構造圖為載體,以地震勘探數據庫為數據,建立了遼河油田范圍內的地震勘探和油田管理信息系統,實現了數據的可視化管理,為地震勘探部署工作量、進行技術設計,提供了圖形和數據的參考依據。並完成了很多實際工作。
  8. The rapid grow of science and technology makes the requirement on raw materials, lobar, capital, space and time is getting less and less. therefore, in the new factors that create value, knowledge is regarded the most important resource

    科學技術的突飛猛進,使知識正在不斷地減少單產出對原料、勞動、資金、間及時間的要求,在新創造財富的全部資中,知識已成為最重要的資
  9. ( 5 ) glassy oxide film of samples processed by mevva al / piid si covered the surface of sic coating thickly and uniformly, and left few holes as a result of a good ability of sealing, which made weight loss of sic - c / sic smaller in air at1300

    ( 5 ) mevva注入al再piid (等離子全方沉積) si塗層,玻璃氧化層厚而均勻,愈合性能好,孔洞少,對塗層缺陷有最佳的改性效果。復合材料在1300氣中的氧化失重顯著降低,甚至出現增重。
  10. We can use the mm5 model in definite time, definite area weather forecasting. we conclude that : : the moving route of this necw in its developing progress was direct - south along latitude, the cold air is rough, and just this made the rough vertical velocity ; the necw southern moving and conflicting with the west pacification sub - tropical high makes rough jet steam. the plenty south - west warm and wet air made by the jet stream gave the rainstorm demanded vapor ;. the rough vertical velocity by jet stream is a main reason in this rainstorm ; the mm5 model uses four - direction analysis data as its input, this avoids some errors occurred in observe and transfer, thus made the result more useful

    綜合分析認為: ( 1 ) 、這次冷渦在其發生發展過程中,其移動路徑是沿經圈直線南壓,攜帶的冷氣勢力較強,形成槽后較強的垂直運動; ( 2 ) 、西太平洋副熱帶高壓偏北置與東北冷渦南壓形成的急流軸,把不斷的西南暖濕氣流輸送到遼西地區,也就是急流軸的左前方置,為這次暴雨的產生提供了充足的水汽來; ( 3 ) 、低急流不但為暴雨輸送水汽,其造成的較強的垂直環流也是產生強降水的一個主要原因; ( 4 ) 、 mm5模式以四維同化資料作為初始場,最大限度地避免了觀測誤差可能造成的積分不穩定,提高了模擬結果的參考價值。
  11. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復、邏輯電平轉換、 dsp工作電校正電路和ac - dc電等模塊設計以及控制器前面板、後面板等的間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。
  12. If we can find a way to artificially enhance the adsorption of activated carbon, its benefits on economy and environment will be considerable. it is the aim of this work to investigate electrosorption of chloroform in water on granular activated carbon. the potentials on working electrode are controlled by potentiostat and the concentration of chloroform is measured by headspace gas chromatography

    實驗用恆電儀作控制電,調節工作電極電(相對于參比電極電)來控制加在活性炭上的電場,用頂進樣法測定水中氯仿的剩餘濃度,參照方法與依據都是國家標準方法或國外先進方法。
  13. Shandong is one of the economic developed districts in north coastal china. the relation between economic growth and resources, environment possesses typicalness. therefore, in this article, shandong is picked up for the research unit and its regional predomination is analyzed ; space - time alterable characteristic between economic growth and resources, environment is studied and discussed ; degree of harmony on economy - environment and classification of intimidation on economy - environment is initially discussed ; the countermeasures is put forward

    因此,本文選取山東省作為地域研究單元,從分析山東省在全國的區域優勢地入手,研究和探討了山東省經濟增長與資、環境的時變動特點和規律,並在此基礎上對經濟環境協調度和經濟環境脅迫區劃分進行了初步探討,並提出解決經濟增長與資、環境矛盾的途徑,以便更好的為山東經濟建設和生態環境建設服務。
  14. The causes are discussed from aspects of oil - gas source beds, trapping and storing space, oil - gas migration channel and thick proofing layers, oil - gas maturity stage and allocation of effective trapping stage, suggesting the searching of primary oil - gas pool of the cambrian and lower ordovician at the relatively shallow layers and surrounding places with faults developed

    從油氣層、圈閉與儲集間、油氣運移通道與巨厚隔層、油氣成熟期與圈閉有效期配置等四個方面探討了未獲油氣之原因,提示在滿加爾坳陷腹地,相對較淺部及周邊斷裂發育部尋找寒武系和下奧陶統的原生油氣藏。
  15. Based on analysis of fixed position climate observation and on - the - spot investigation in the east and west parts of subtropic mountainous areas in china, the laws of heat and water resources spacetime distribution were studied comparatively, the effects on agriculture layout were discussed

    通過定氣候觀測資料分析和實地考察,對中國亞熱帶東西部山區水分資和熱量資的時分佈規律進行了比較研究,並探討了水熱資對農業生產間布局的影響。
  16. The uv - visible absorption spectrum showed the as - prepared aam templates were transparent within visible light, and the pl curve showed the as - prepared aam templates had a blue pl band in wavelength range of 400nm ~ 60qnm which originated from singly ionized oxygen vacancies

    從光致發光特性曲線發現,納米孔陣列aam在400一600nm之間有一個藍色發光帶,該發光帶來於單離子氧
  17. We also have analyzed the photoluminescence ( pl ) spectra of some zno films, it turns out that the emission of ultraviolet light comes from the radiative recombination of excitons within nano - crystal energy band - gap, and the pl peaks move to smaller wavelength because zn are substituted by fe, co, and cu, which cause the size of the film grains smaller and the effective band - gap bigger. the red emission of zno films is due to, on the one hand, decrease of the film grains size which causes the emission intensity smaller and smaller until it disappears abruptly, on the other hand, the transition of electrons from deep donor level of the oxygen vacancies to the valence band

    另外,我們還對薄膜光致發光性質進行了分析和研究,結果表明:納米結構zno薄膜的紫外發光來於帶間激子的輻射復合發光, pl譜的帶邊發射峰發生藍移是由於fe 、 co 、 cu對zn的替代使薄膜粒子的尺寸減小,使薄膜的有效帶隙增寬; zno薄膜的紅色發光,一方面是zno顆粒尺寸的減少,帶間的激子發射峰越來越弱直至猝滅,另一方面主要是與zno晶格中的o有關,由深能級復合發光引起紅光發射。
  18. Tg curves indicate, there were no detectable weight loss below 400 in any composition, the temperature at which weight loss becomes significant decreases, and the magnitude of weight loss increases with increasing sr content, but the onset temperature of weight loss increases and the amou nt of this loss decreases with increasing fe content

    熱重曲線表明這類材料在400以下未觀察到失重現象,隨著sr含量的增加,失重的起始溫度有所降低,但失重量反而增加;隨著fe含量的增加而增加,失重是於晶格氧的解析,即與氧的生成有關。
  19. At the same time, a key problem to know about the function orientation of the different commonality passenger transport, especially about brt and urban mass transit must be solved firstly in the different phases of the community economics in the big cities of china, which would promote the scheme with limited recourses in reason and used efficiency, and influence the evolving tendency of all kinds of public passenger transport in the city

    如何在我國大城市社會經濟發展的不同階段合理確定城市內部不同類型公共客運交通方式的功能,特別是如何合理進行快速公交與軌道交通的功能定是快速公交適應性研究的前提,因為它不僅可直接影響城市交通系統當前及未來規劃年內各公共交通方式的發展趨勢,而且可促進城市有限時的合理配置和提高資的利用效率。
  20. The method of serial communication between host computer and plc is introduced when developing distributed control system, which has been successfully applied in a real working condition simulation system on ground for airborne electrical power

    摘要介紹了通過上機和plc組建分散式控制系統時的串列通信的實現,並結合實例做了具體介紹,該方法在某航地面模擬飛行環境試驗艙系統中得到成功應用,取得了滿意的效果。
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