拔模高度 的英文怎麼說
中文拼音 [bámógāodù]
拔模高度
英文
draft height-
The growth dynamics of tree basal area of form. taxus chinensis var. mairei population in different altitude were discussed using the liu - logistic model, and the results showed that the altutide of 790 meters is more suitable to the survive of form. toms chinensis var. mairei population than 990 meters. plot sampling was selected and dynamic analysis was used to study the height structure of taxus chinensis var. mairei population, and the quadrate picture of height structure and the curve of survival rate were drew
運用改進模型對南方紅豆杉種群在不同海拔梯度的種群優勢度增長進行了探討，表明海拔790m處的南方紅豆杉具有較大的環境容納量，但增長速度不快，海拔990m處的南方紅豆杉種群環境容納量不高，但具有較大的增長速度，這可能與群落的發育階段不同有關，兩地海拔均為南方紅豆杉適宜的生長海拔高度，相比而言，海拔790m的珍稀瀕危植物南方紅豆杉種群數量特徵的研究高度更宜於南方紅豆杉種群的生長。To the influence of the plateau terrain, the impact of the elevation and the roughness of terrain to every energy component out and incoming are study, and basing the soil spectrum model proposed above, a new radiative transfer model of terrain area was put forwarded in which the soil water content, lai, terrain roughness and elevation were considered synchronously, and incoming scatter light was integral with the solid angle of semi - globe space defined by the slope of the pixel, so scattering lights of terrain and the sky are properly considered, but the operation is still within the acceptable range
地形與反射率的關系是本文研究的一個重點。本文對崎嶇山地象元的各入射光和反（散）射光分量進行了深入分析，在所提出的濕潤土壤光譜模型和植被冠層模型的基礎之上進一步提出了新的適合青藏高原的山地輻射傳輸模型。該模型同時考慮了土壤含水量、植被覆蓋（ lai ） 、地形起伏和海拔高度的影響，並以象元坡面定義的半球空間立體角對環境入射光進行積分，使周圍地形和天空散射光均得到適當考慮，計算量又在可接受范圍內。The main tests and researches are as following : to study the ac flashover characteristic of composite insulator in different icing states by imitating tests in multifunctional artificial climate chamber, and analyze the effect of ice amount and icing water conductivity on flashover voltage, put forward a flashover mechanism by analyzing the icing flashover process. to study the ac flashover characteristic of composite insulator in different altitude and icing states together by imitating tests in multifunctional artificial climate chamber, and mainly analyze the effect of altitude ( air pressure ) and ice amount on flashover voltage, and investigate the flashover mechanism. to investigate the effect of high altitude and icing on the hydrophobicity of composite insulators
本文主要進行了以下試驗研究： 1 ）在多功能人工氣候室里模擬不同覆冰程度下合成絕緣子的交流閃絡特性，主要分析覆冰量和覆冰水電導率對閃絡電壓的影響，並對其覆冰閃絡過程進行機理分析； 2 ）在多功能人工氣候室里模擬不同海拔高度和覆冰程度綜合作用下合成絕緣子的交流閃絡特性，主要分析海拔高度（即氣壓）和覆冰量對閃絡電壓的影響，並進行閃絡機理分析； 3 ）研究高海拔和覆冰對合成絕緣子憎水性的影響。This paper studies the spatial distrihution of water vapor press in the mountain areas of chongqing, with the month average data of water vapor press of climatic reorganized data including 34 meteorological observing stations in chongqing and 4 around it from 1971 to 2000 and 7 meteorological sentries in it from 1997 to 1999, and 100mx 100m dem of chongqing. according to the theory of mountain climate and basing on gis, it analysises the influencing factors to water vapor press decreasing coefficients in chongqing, and studies the relations among water vapor press longitude latitude and sea level elevation, and founds the water vapor press spatial distribution model in chongqing, and calculates the spatial distribution of the month average and the year average water vapor press in chongqing, and completes the cartographies of the water vapor press spatial distribution of chongqing
本文利用重慶地區34個及其周圍4個常規氣象觀測站1971 2000年30年和7個氣象哨1997 1999年3年氣候整編的月平均水汽壓資料，以及重慶地區100m 100mdem數據，對重慶地區山地水汽壓空間分佈進行研究根據山地氣候學原理，利用gis技術，分析重慶地區水汽壓遞減系數的影響因子，研究水汽壓與經度緯度和海拔高度等因子的關系，建立重慶地區水汽壓空間分佈模型，計算重慶市月平均和年平均水汽壓空間分佈，並完成重慶市水汽壓空間分佈的制圖。By simulate running, this greenhouse has these advantages : the circuit is simple ; the degree of intelligent of the greenhouse is in a high level, and the control ability is reliable, which can control the environmental factor in the greenhouse within a certain range. ability of anti - interference of corresponding system is high, and hot plug can be realized, which made systematic expansion easy
經過模擬運行，該溫室具有這樣的優點：電路結構簡單；溫室的智能化程度高，控制能力可靠，它可以將溫室中的環境因子控制在一定的范圍之內；整個溫室的通信系統抗干擾能力強，而且可以實現各個通信模塊的熱拔插，非常便於系統的擴展。The problems are existing in different degree, such as school education is subject to school examination, it takes the high score as the aim that teaching and learning seeks, examination design and practice is not enough scientific and is wild about copying the mode of the elective examinations out of school, the examination statute construction lags behind the demands of examination practice developing, etc. the roots are stale concept, reversed position, garbled character, random operating and disturbing by the environment
諸如，學校教育從屬于學校考試，以高分為教與學的追求目標，考試設計、實施欠科學，熱忠於校外選拔考試模式的模仿，考試法規建設滯後於考試實踐發展需要等問題，都還不同程度的存在。其根源就在於觀念陳腐、位置顛倒、性質混淆、操作隨意、環境干擾。Second, we development the influence of flamethrower shape, root air, the obliquity of spin vane and block heat board for the air current in the firebox by simulating them through two phases calculate
然後通過兩級計算的方法，分別對不同海拔高度、噴火筒形狀、根部風大小、旋流葉片的傾角以及有無回熱板時對燃燒室空氣氣流組織的影響進行模擬。It compares and analyses the equipment test voltage emendated to standard atmosphere conditions with the equipment nominal withstanding voltage. and then it concluded that : the emendation value educed by " humidity ratio " integrated emendation method is basically equal or close to the equipment nominal withstanding voltage ; but the values by two traditional emendation methods are mostly higher. it also proves that, " humidity ratio " integrated emendation method is more perfect than any other methods, and it can reflect the influence degree of atmospheric parameters on electrical equipment outer insulation discharge voltage actually
文中選擇「比濕」綜合校正法和兩種傳統校正法，分別對西高所為羊八井、拉薩、羊湖110kv變電所設備所做的人工氣候室模擬試驗數據及雲南中試所做的zs - 110工頻放電電壓試驗數據進行校正計算，將試驗電壓的校正值與試驗設備的標稱耐受電壓水平進行比較分析；認為： 「比濕」綜合校正法的校正值與設備耐受電壓水平基本相等或接近，而兩傳統校正法的校正值大多高於設備耐受電壓水平；進一步證明， 「比濕」綜合校正法是目前諸多校正法中較為完善的，能真實地反映大氣參數對電氣設備外絕緣放電電壓的影響程度的校正法，在高海拔電力工程設計中應推廣應用。We have the following results through simulation and experiments : i ) turbulent structure constant of atmosphere decreases with altitude ; ii ) turbulence induced power scintillation decreases with the optical wavelength ; iii ) scintillation of space - to - ground optical propagation is smaller than that of horizontal optical propagation ; iv ) power scintillation of space - to - ground optical propagation increases with wavelength ; results above are accord with existent theory. what ' s more, the last result discovers a new rule
通過對數學模型和模擬結果的分析，得到以下結論： a ）大氣湍流結構常數隨海拔高度的增加而迅速減小； b ）由湍流引起的光功率閃爍與波長呈反比； c ）空-地激光通信的光功率閃爍小於地面水平傳輸的閃爍； d ）空-地激光通信的光功率閃爍與波長呈正比；上述結果與理論保持一致。The results is showed as following : ( 1 ) within the four typical configuration patterns of the green spaces in front of office buildings, the small arbor + shrub + ground layer pattern has the best ecological benefits, with the evaluation result of 0. 6847 while shrub pattern has the worst ecological benefits, with the evaluation result of 0. 5385 ; small arbor + small shrub + ground layer pattern has the best aesthetic benefits with the evaluation result of 0. 9691 while the tall arbor pattern is the worst, with the result of 0. 6893 ; shrub pattern has the lowest investment with the highest evaluation result of 1. 000 while small arbor + small shrub + ground layer pattern has the highest investment of construction and maintenance with the lowest economic evolution result of 0. 301 ; small arbor + small shrub + ground layer pattern has the best comprehensive benefit with the evaluation result of 0. 7961 while tall arbor pattern has the worst comprehensive benefits with the result of 0. 6698
在配置模式上，以小喬+小灌+地被為佳。喬木層的蓋度應控制在40左右，且選擇樹姿挺拔，樹型高大的種類，灌木層蓋度以30 40為宜，且姿態優美，觀賞性強。 （ 2 ）車間防護綠地的四種典型配置模式以大喬+灌木模式的生態效益最好，結果為0 . 8257 ，草坪的生態效益最差，結果為0 . 3265 ；美學效益以小喬+小灌木模式最好，結果為0 . 8448 ，草坪模式最差，結果為0 . 7304 ；經濟投入以小喬+小灌最低，評價值最高，達到1 . 000 ，草坪模式最高，評價值最低，僅達到0 . 2310 ；綜合效益以大喬+灌木最好，結果為0 . 8111 ，草坪最低，評價結果為0 . 5035 。The effects of altitude, surface albedo, total ozone, aerosol and cloud on uv - b are studied with a radiative transfer model ? uv
利用tuv輻射傳輸模式研究了海拔高度、地表反照率、臭氧總量、氣溶膠和雲等對uv - b的影響。Depending on the relation of precipitation and height above sea level, in view of the factors of height above sea level and terrain, the paper establish the model of spatial distribution of precipitation on fluctuate terrain
根據降水量和海拔高度的關系，考慮局地海拔高度的影響和宏觀地形因素的影響，建立了起伏地形下降水空間分散式計算模型。本模型可較準確的計算山地降水的空間分佈。Bearing capacity and displacement are two main problems in the application of geotechnical engineering. based on a series of pull - out tests using three kinds of paper and a sort of window screening as geogrid, twenty - seven in limit and several in working - stress geogrid - reinforced slope model tests designed through orthogonal principle have been conducted to have obtained the relationship between the bearing capacity and four factors ( i. e. reinforcement, angle of reinforced slope, the designed - length of reinforcement and the distance between layers of reinforcement ). the law of slope lateral ( horizontal ) displacement versus to the height of slope vary with external - load was derived from the model test data, and the main factor affecting the lateral and vertical displacement of geogrid - reinforced slope was obtained through analysis
承載力（強度）和變形是巖土工程應用領域的兩大主要問題，本文以紙和窗紗布模擬加筋土邊坡的土工格柵，在一系列拉拔試驗的基礎上，以正交設計理論分別安排27個極限應力狀態和若干個工作應力狀態加筋土邊坡模型試驗，並以模型試驗獲得的數據為依據，採用誤差、極差及回歸分析方法，探討了加筋土邊坡承載力與筋類、筋長、層間距、坡角4因素的相關關系，獲得了在外荷載作用下加筋土邊坡的側向位移隨坡高的變化規律（並進行了定性解釋）和坡頂的豎向位移特性，並分析其主要控制因素。Abstract : based on analyzing the mechanism of fraction for anti - extraction soil by using the results of in - side model test about wind - borned sand deposit foundation, three stressing process of the ultimate bearing capacity in soil is given, and the basic formual for anti - extraction capacily calculation is established. compared with other methods at present, the accuracy of the calculation result is several times over that of others. because the scope of application isn ' t limited by width - to - depth ratio, it is very convenient for widely application
文摘:利用風積砂地基抗拔室內模型試驗資料，通過對抗拔土體破壞機理的全面分析，提出了土體形成極限承載力的三個受力過程，建立了擴展基礎抗拔承載力計算的基本公式，與目前其它計算方法比較，成果精度提高很多倍，而且適用范圍不受深寬比限制，便於推廣應用。In the 4th chapter a case study of glasses based on contextual attributes of signs is conducted to instantiate and verify those theories mentioned in the former chapters. at the end of this chapter a tentative computer - aided prototype system for stylistic design is built. yet it is supposed to work when designing simple products such as glasses
在第四章中，本文以眼鏡為實例，進行了基於符號context特性的風格研究，並在最後展望了一個針對眼鏡等簡單產品的計算機輔助風格設計原型系統，希望能將實踐拔升到理論的高度，為開拓風格設計的系統化、模式化和可控化提供可行性。The large - scale selective examination is of long standing. the imperial examination which lasted more than l300 years and the modem entrance examination for university set up in l950s are the most representative large - scale selective examinations in china
大規模選拔性教育考試在我國源遠流長，歷時1300餘年的科舉考試和20世紀50年代建立的現代高考便是我國最具有代表性的大規模選拔性教育考試制度。分享友人