area ratio 中文意思是什麼

area ratio 解釋
面積比(螺旋槳)
  • area : n. 1. 面積;平地;地面。2. 空地;〈英國〉地下室前的空地。3. 地區,地方;〈比喻〉區域;范圍。
  • ratio : n. (pl. ratios)1. 比,比率,比值;比例;系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達;求出…的比值;使…成比例。2. 將(相片)按比例放大或縮小。
  1. Finally, avirulent and virulent plant, bacteria of pseudomonas solanaceanim was investigated by chromatography. the result showed that there are two peaks when both bacteria was eluted, but their peak area ratio was quite different. when virulent bacteria was subject to chromatography after vibration by ultrasonic wave, both chromatographial behaviors of both avirulent and virulent pseudomonas solanaceanim were same basically, which showed a equilibrial peak and a eluting one

    最後,表徵了植物病原菌? ?青枯菌的強、弱致病菌株,結果顯示強、弱菌都有兩個洗脫峰,但峰面積比例有明顯的差異,強弱致病菌株經振蕩后,其色譜行為基本相似,表現為一個穿透峰和一個洗脫峰。
  2. Far ( floor area ratio ) is an important index to reflect the quality of urban inhabitancy and the intensity of land use. it also signify the economic profit of land agent

    城市住區中,建築容積率作為衡量居住質量的綜合性指標之一,也是影響開發商經濟利益的重要技術參數。
  3. Article 13 when calculating the original areas of lands held by the landownership holders before consolidation of farm lands according to paragraph 3, article 8 of the act, in case of loss of or incomplete data on allocation, the average area ratio of agricultural lands to the lands for waterway partaken by the landownership holders for land reallocation within the administrative scope of the local municipality or county ( city ) shall be used as the standard for calculation unless the original landownership holders can provide certification documents

    第13條依本條例第八條第三項規定計算原土地所有權人在農地重劃前之土地面積時,其農地重劃相關資料滅失或不全者,除原土地所有權人能提供可資證明文件外,以當地直轄市、縣(市)行政轄區內辦理農地重劃土地所有權人分擔農、水路用地面積比例之平均值為基準計算之。
  4. Blockage area ratio

    阻塞面積比
  5. Area ratio of combustion chamber passage

    通道面積比
  6. It is found that the day and all - day temperature in nankai district have remarkable linear relationship with ratio of green area, ratio of water area, plot ratio and anthropogenic heat ; night temperature is only related with anthropogenic heat significantly ; and the influence significance of these factors on air temperature of different periods varies

    研究發現南開區全天、白天氣溫與區域綠化率、水面比率、建築容積率和人為排熱具有較顯著的線性相關關系,夜晚氣溫僅與人為排熱具有較顯著的線性相關關系;且各影響因素對不同時段氣溫影響的顯著性不同。
  7. Country to equallying shared area ratio exemple did not make clear a regulation, but equally shared the computational method country of the area has a regulation

    國家對公攤面積比例沒有明確規定,但公攤面積的計算辦法國家有規定。
  8. The effect of area ratio, mach number, total pressure of primary rocket and geometry structure of primary rocket on ejectorjet performance was studied

    通過數值計算研究了引射火箭堵塞比、來流馬赫數、一次火箭燃燒室總壓、一次火箭構型對引射火箭性能的影響。
  9. Secondly, concerning the feature extraction of image, the corner detection algorithm based on freeman chain and the one based on area ratio are studied comparatively and an improved corner detection algorithm based on area ratio is proposed

    第二,在圖像的特徵提取方面,本文對freeman鏈碼角點檢測方法和面積比角點檢測方法進行了比較研究,提出了一種改進的面積比角點檢測方法。
  10. According with the characteristics of pore water seepage and soil deformation, the 1 - d rebound anti - consolidation model is set up. then the anti - consolidation differential coefficient equation is deduced and the corresponding a nalytical solution is obtained. in succession using the above theory, the influence to effective stress area ratio of some factors, such as preloading time, surcharge ' s magnitude and the depth of vertical drain

    針對卸載后淺部地基孔隙水滲流和土體變形特性,建立了軟土地基一維回彈吸水固結模型,推導了吸水固結微分方程,並求出了方程的解,同時,給出了回彈變形計算公式。
  11. Being one of the new types of moderate skewed propeller with small area - ratio, the hudong type propeller is with virtues of high efficiency, low vibration and light in weight

    Hudong型槳是滬東廠近年來借鑒國內外先進的螺旋槳設計技術,結合工廠設計與建造的實際船舶產品開發的中等側斜度、小盤面比螺旋槳。
  12. Hd propellers are a type of marine propellers having new blade sections, moderate skew and a small area - ratio, with the virtues of higher efficiency, lower vibration and noise and lighter weight

    滬東型( hd )螺旋槳是一種新型的葉剖面、中等側斜、小盤面比的螺旋槳。它具有效率高、振動和噪音低、重量輕等優良性能。
  13. These variable geometry components include high pressure - compressor, high - pressure turbine, low - pressure turbine, inlet area ratio of mixer and main nozzle throat area. the results of calculation show that the adjusting of low - pressure turbine and mixer has a remarkable effect on the performance of engine and bypass ratio

    計算結果表明,低壓渦輪和混合器的調節對發動機的性能和涵道比的影響尤為顯著;在其它部件幾何結構不同時,單個部件幾何調節后,發動機性能的變化趨勢是不同的。
  14. ( 2 ) learning from the related study results of the scholars home and abroad, 14 micro factors influencing residential land price in hangzhou and shaoxing have been defined through interview and delphi method, including the distance from the city center, public transportation, hospitals, colleges & universities, junior high schools, primary schools, environmental quality, the distance from the city ' s main artery, geology, the means of the land grant, front foot, floor area ratio, building density and green coverage

    ( 2 )借鑒國內外學者的有關研究成果,通過訪談和專家評分,確定了杭州摘要浙江大學博士學位論文和紹興兩城市的14個居住用地價格微觀影響因素,包括城市中心影響度、公共交通因素、醫院因素、大學因素、初中因素、小學因素、環境質量、到城市主幹道距離(杭州為到城市快速道路距離) 、自然條件、土地交易方式、樣本項目沿街長度、容積率、建築密度和綠化率。
  15. Cfd is also used to get the data of performance parameters of the nozzle at different nozzle pressure ratio, different nozzle area ratio and different geometric defected angle. the theory of function approximation is used to establish the transient model of thrust vectoring with the data calculated

    本文通過cfd計算獲得矢量噴管的性能參數,如流量系數、推力系數以及有效推力矢量角等與矢量噴管壓比、面積比以及幾何偏轉角之間的關系數據,並利用函數逼近理論建立了矢量噴管的動態數學模型。
  16. Figure 5. transfer efficiency of a solder paste related to aperture area ratio and its effect on reflowed bump co - planarity

    圖5 ,錫高轉移的效率與孔面積比率及它對迴流峰共面度的影響。
  17. Abstract : in this paper a new technology for upperpunch in ceramic tile die with isostatic pressing is introduced, static - pressure area ratio and bonding area ratio are changed into independent technological parameters and can be separately designed

    文摘:本文介紹了等靜壓瓷磚模具中上模芯的一種新型工藝結構,它使靜壓比和粘貼比成為兩個互相獨立的參數,可以分開進行設計。
  18. To meet the needs for wider surge margin of the turbofan engine, a new model was developed to predict the characteristics of the fan / high pressure compressor and turbine in this thesis. several ways, including, variable inlet guide vanes of the fan, variable guide vanes of the high pressure compressor, the variable inlet area ratio of the mixer and the nozzle areas, were presented to enlarge the surge margin of the turbofan engine. meanwhile, a method of combined variable geometries for optimizing controls of inlet guide vanes of the fan, guide vanes and the first two stators of high pressure compressor, area ratio of mixer and noz zle areas was established

    為了滿足下一代作戰飛機對推進系統的性能和穩定性要求,本文建立了壓縮系統特性和渦輪特性的新模型,並分別採用改變渦扇發動機風扇進口導流葉片、壓氣機導流葉片和前兩級靜葉片、混合室進口處內、外涵面積比和尾噴管面積,研究了其對發動機性能和穩定性的影響,進而得出了渦扇發動機變幾何擴穩的方法,為發動機變幾何擴穩研究打下理論基礎。
  19. More than 200 different condition 3d viscosity steady flow fields in the thrust vectoring nozzle at different nozzle pressure ratio and different nozzle area ratio and different geometric defected angle is calculated by the program developed. and the related performance parameters are acquired by numerical simulation

    利用該程序計算了某矢量噴管在不同的壓比、面積比和幾何偏轉角下的200多種三維有粘流場,獲得了矢量噴管的性能數據。
  20. Height, crown amplitude, size of leaves, leaf number, diameter of root, biomass of leave, biomass of root, total biomass and relative growth rate ( rgr ) of c. smyrnioides were all increase with soil water. but it was decreased with soil water for specific leaf area ( sla ), leaf area ratio ( lar ), specific root length ( srl ) and root length ratio ( rlr )

    明黨參株高和冠幅、葉片形態大小、葉片數、根粗、根體積、葉生物量、根生物量、總生物量和rgr均隨著土壤水分的增加而增大,而sla 、 lar 、 srl和rlr則隨著土壤水分的增大而減小。
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