高程歸算 的英文怎麼說

中文拼音 [gāochéngguīsuàn]
高程歸算 英文
height reductions
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : Ⅰ動詞1 (返回) return; go back to 2 (還給; 歸還) return sth to; give back to 3 (趨向或集中於...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  1. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工導流洞改建,對水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計方法,其計結果與實測值吻合良好;三、利用試驗與計結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,納出豎井水流總摻氣量估方法,為導流洞排氣方案的設計提供了參考依據;六、在水頭、大流量條件下,豎井空腔段下部流速很,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工界關注的重大問題。
  2. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工項目進行了地基固結沉降的有限元計,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬速公路試驗段在堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各時間段曲線斜率、角度在整個斷面的變化規律,以及沉降最大值與斜率、角度變化之間的線性回關系。
  3. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具有工實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,水的活動是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升降低了滑坡體的有效應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化,從而使對作用於滑坡體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的有機組合,本文系統地納總結出了10種典型計工況,並具體給出了相應的作用荷載的計方法,使在庫區岸坡滑體穩定性分析評價時對計工況選擇及其作用荷載的計更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  4. Abstract : according to the base flow separation results from hydrographs in many watershed, the best regression equation expressing the relationship between annual precipitation infiltration coefficient and the weight of different strata area to total area of the watershed is established. the equation can be used to calculate the precipitation infiltration recharge for different ground water basins in which the strata distribution and the precipitation are given. the precipitation recharge is equivalent to the ground water recharge in some mountainous area where the exploitation of ground water resources are far from being sufficient

    文摘:降水入滲補給系數與地層相關分析的目的,是為推求山丘區降水入滲補給量.魯中山丘區是由各種不同地層出露組成的山丘區域.在多個水文流域基流分割基礎上,建立流域年均降水入滲補給系數與各種地層出露面積占流域總面積權重間的最佳回,利用該回和地層分佈及降水量推不同地下水流域的降水入滲補給量.在地下水開發利用不的山丘區,降水入滲補給量即為地下水補給量
  5. To optimize the multi - phase homing trajectory, an improved adaptive genetic algorithm ( iaga ) was proposed, which could efficiently improve convergence speed and avoid the occurrence of premature

    在對分段航軌跡的優化中,提出了改進自適應遺傳演法,該演法通過增加「強化」運元、改進對種群「早熟」度評價指標等,有效地提了收斂速度、避免了「早熟」現象。
  6. This paper elaborates the parameters selection of the 700mw turbine for laxiwa power station located upstream yellow river, which is coming into construction soon. through statistical calculation of specific speed for turbines with large capacity, high operating head in domestic and oversea power station, utilizing turbine homologous theory. adopting regression statistic calculation method, it has got specific speed statistic equation., the demonstration of primary parameters selection, and the primary target parameters suitable for laxiwa power station

    本文針對黃河上游即將開工建設的拉西瓦水電站700mw水輪機的參數選擇進行了研究,通過對國內外的大容量、水頭水輪機的比轉速統計計,利用水輪機的相似理論,採用回統計計方法,統計出了比轉速統計方,並進行了水輪機主要參數選擇論證,提出了適合拉西瓦水電站水輪機的主要目標參數。
  7. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於遺傳演法的直流雙閉環調速系統參數優化設計方法.根據工技術的要求,選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數一化,再加權平均形成系統優化模型的目標函數.採用計機數值計方法,通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工設計的參數為搜索范圍,以速度調節器和電流調節器的參數為染色體中的基因,通過遺傳演法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提
  8. A new calculation method for optimizing diesel engine performance, called nonlinear regression - mess method, is put forward. in this paper, 25 groups of simulated values are calculated from the diesel engine working model, specific fuel consumption, peak pressure, rate of pressure rise, nox and peak temperature are fitted into explicit function about compression ratio and fuel injection advance angle

    本文利用柴油機工作過模型,得出25組模擬計數據,利用非線性回將油耗、最大爆發壓力、壓力升率、 no _ x濃度及最燃燒溫度擬合成壓縮比和噴油提前角的顯函數,並用網格法進行優化,用c語言編制了優化計序,得出最佳的壓縮比和噴油提前角,使其優化匹配。
  9. In the first chapter, the improvement and development of furrow irrigation technique, theory foundation of controlled alternate furrow irrigation, and related research advance at home and abroad were analyzed and elucidated, and the main problems needing to be studied further and to be solved were put forward. in the second chapter, the soil infiltrative parameters, irrigating water advancing and water redistribution in soil were studied by adopting the controlled alternative furrow irrigation in field

    根據建立的水量平衡方,採用模式搜索技術中的爬山法,利用infiltvs分析軟體,計得到的不同溝灌方式灌溉水流的推進過與利用實測資料回分析得到的水流推進過幾乎完全重合,預測精度很,因此證明本文建立的模型和分析計方法是合理可行的,完全可用於不同溝灌方式土壤入滲參數和水流推進過的估
  10. This article uses fixation swatch founding for second - class investigation to obtain character of 207 sample trees, by which mathematics model of ground diameter volume table of chinese fir were deduced by regressing and imitating with five of equations respectively, and used unitary and binary volume tables of timber respectively to reckon an unitary ground diameter volume table, then compared the two ground diameter volume tables, so that a ground diameter volume table of chinese fir in yanping district was compilated to satisfy essentially the precision demand of forestry production, and to serve forestry production

    摘要利用二類調查布設的固定樣地,收集207株樣木調查資料,分別採用5個方進行回擬合,選出杉木人工林地徑材積表的方模型,利用一元材積表和二元材積表導編制一元地徑材積表,並進行比較,結果表明二元材積表導地徑材積表的方法精度較,基本滿足林業生產所需精度要求,可以提供林業生產服務。
  11. According to the result of physical modeling, the regression equation about the decrement of tidal bore height, the percentage of water - resisting area and the distance away from the upstream bridge site is constructed in this paper, the regression equation can be applied in the impact which bridge has on the tidal bore height in qiangtang esturary

    根據模型試驗結果,建立了涌潮度的減小值與中潮位橋墩阻水面積百分比和上游離橋址距離的多元回,可供錢塘江河口建橋對涌潮度的影響計參考使用。
  12. Through the excel program, and combining the inside and outside environment of the excavation and stress field and displace field, the data of stress and displacement of points are analyzed in variable depth and load grade and terminal state. the spss software has been applied to the statistics of geometry parameter of failure surface, and the failure surface criterion is created by the linearity regression from d ( the longest horizontal distance between the failure surface and the side face of the slope ), ho ( the depth

    此外,應用spss軟體對試驗破壞滑弧的幾何參數進行統計分析,並對滑弧的最大水平深入距離d及d處至坑底的度h _ 0結合各水理指標進行多元線性回,建立滑面的判據,並對此判據進行修正,且用實際工對其進行評價,通過反已知滑面的c 、值,表明邊界條件對破壞形式有極大的干擾作用,所直接看到的破壞類型土體不是發生整體滑移破壞,而是剝落式的潰屈破壞。
  13. Through having done field surveys in the campus of chongqing university, this paper tested classroom indoor and outdoor climate parameters in june, july and september of 2005, it used questionnaire to acquire subjects ’ thermal sense, draft sense and humidity sense in classroom each month, and programmed composition to compute predicted mean vote and compared pmv with the field testing results of mean thermal sensation vote. it is discovered that pmv is overvalued the college student ’ thermal sensation in chongqing. it finds that people in chongqing adapt to the typical summer hot and winter cold sweltering weather

    對重慶地區校教室的現場調查,測試了重慶大學2005年六月、七月和九月教室室內外熱環境參數,通過採用問卷主要掌握了受測對象教室里的冷熱感、氣流感和潮濕感,通過編製序求得預測平均熱感覺評價pmv的值,比較pmv和問卷調查得到的平均熱感覺mtsv ,發現pmv預測值估了重慶地區校學生的熱感覺,這里的人群對重慶這種夏熱冬冷地區比較典型的悶熱氣候具有一定的熱適應性,對現場問卷調查的結果進行分析,得出了室內空氣溫度、氣流速度、相對濕度與人體主觀感覺之間的回曲線,發現重慶地區校學生熱中性時的空氣溫度為25 . 5 , fanger根據歐美人群調查得到的公式計出的預測熱感覺為中性時的空氣溫度為25 . 0 ,兩者相差0 . 5 。
  14. Afterwards, in order to decrease the contradiction between the more complex and mass remote sensing image data and relatively slow speed of information extraction, an improved sfim image fusion method is proposed. this modified algorithm is on the base of sfim fusion technique, combines ihs method and sfim method and then replaces the former mean filter by an adaptive weighted mean filter. compared with the results of several common fusion techniques through a set of simulation tests between multispectral images and panchromatic images, it is proved that the new method can get an excellent result for the aim of improving spatial resolution while preserving the spectral information of multispectral images

    論文的主要工作和成果包括:在像素層,論文研究了多傳感器數據融合理論及遙感圖像預處理的過和步驟,納了多源遙感圖像像素層融合的常用演法,並針對目前遙感數據呈海量化、復雜化這一發展趨勢同遙感信息提取的能力和效率滯后這一矛盾,在sfim演法的基礎上,將ihs變換與sfim相結合,將原演法中的均值濾波器改進為自適應加權均值濾波器,提出了一種改進的sfim演法,通過對一組多光譜圖像和全色圖像的雙傳感器融合模擬對比試驗,證明了該演法在保持原多光譜圖像光譜信息的同時,能夠有效提融合圖像的空間分辨能力。
  15. The choice dam type is especial importance, during the designed research of the rock - fill dam, particular under the rock - fill dam with very deeply cover layer, the stress and strain of the middle wall and cutting interpenetration wall of the dam foundation is mostly sensitive, whether the. design of dam is scientific and reasonable, it is very important for cutting interpenetration and stability of the dam, the article offer the reference for the design of cutting interpenetration in the foundation with deep cover with earth the water conservancy in xiaban zone, based on the study and analysis the design of cutting seep in the foundation with deep cover with earth, cutting interpenetration concrete wall and the joining model of cutting interpenetration material in body of dam and the applying effect in the practical worko based on the foundation which absorbed and summarize the achievement of design and research in the inter and outer country, for the project of the clay vertical middle wall and vertical cutting interpenetration, the asphalt concrete vertical middle wall and vertical cutting interpenetration the clay inclined middle wall and the lever carpet layer cutting interpenetration, respectively in terms of the different stage of complete period sluice period and working condition, adopting nonlinear calculate and analysis with the finite element method ; carrying the analysis and study with the 3d finite element method as to the different joining model of the left bank high slope cutting interpenetration body and the foundation concert cutting interpenetration wall ; carrying the analysis and study with the 3d finite element method as to the effect of the wall stress and strain because of the different elasticity modulus of the concert cutting interpenetration wall through the analysis and study with the different project. have comparatively all - around comprehended the various model dam, particular the distribute rule of stress and strain of the cutting interpenetration system, provide for the important evidence of the plastic area size the join model of the foundation cutting interpenetrate wall and dam body cutting interpenetrate system the choice of the dam model and the design of the structure of the dam body, the result of research and advice have very importance value in design and building for the similarity project

    設計中,壩型的選取顯得尤為重要,特別對于壩基有深厚覆蓋層的堆石壩,心墻和壩基防滲墻的應力和變形是壩體、壩基最敏感的部位,設計方案是否安全、科學和合理,對大壩防滲和穩定起到至觀重要的作用。本文研究分析了國內外深厚覆蓋層基礎防滲設計、壩基混凝土防滲墻與壩體防滲體銜接形式及工實際應用效果,為下坂地水利樞紐工深厚覆蓋層基礎防滲設計的方案選擇提供了參考;在吸收和納了國內外堆石壩的設計研究成果的基礎上,對粘土心墻和壩基垂直防滲方案、瀝青混凝土心墻和壩基垂直防滲方案以及粘土斜心墻和壩基水平鋪蓋防滲方案,分別按竣工期和蓄水運行期的不同工作情況進行了有限元非線性計分析;對左岸陡邊坡的大壩防滲體與基礎混凝土防滲墻的不同結合型式進行了三維有限元靜力計分析和研究;對混凝土防滲墻不同彈性模量對墻體應力和變位的影響進行了三維有限元靜力計分析和研究。通過對不同方案的計分析和研究,比較全面的了解了各方案壩體,尤其是防滲體的應力和變形分佈規律,為壩型選擇、壩體結構設計、基礎防滲墻與壩體防滲體的結合型式以及塑性區大小的確定提供了重要依據。
  16. Abstract : the authors mainly discussed the method and process of high grade highway design among the heavy hill area, and summed up the concerning elements and formula, also presented the flow chart of design and finished the calculation on pc - e500 computer

    文摘:著重探討山嶺重丘區等級公路線路設計的工作方法及步驟,納設計中主要應考慮的要素和計公式,並給出使用pc - e500袖珍計機完成各主要任務的序流圖。
  17. The compact algorithms for heat release from floor, indoor thermal environment, control characteristic and energy efficiency of room with imbed pipe floor heating system were studied in this dissertation. the heat release from floor is key nodes in designing of imbed pipe floor heating systems. the existing plate fine model is corrected to improving its accuracy by amending the temperature of fine root

    文中對原有的平面肋片簡化演法採用了肋基溫度修正,提了其計準確度;根據埋管低溫熱水輻射地板結構特點,利用地板導熱形狀因子計地板當量熱阻,首次提出了更為簡便的當量熱阻演法,該演法將影響地板傳熱的物性參數和各種結構參數結到當量熱阻中,方便於工分析和計
  18. The attenuation indexes of vertical direction components and level radial components of blast earthquake wave in the condition of far range are all larger than the one in the condition of close range. based on upwards analysises, relevant control ways and safety defending technology of blast vibration are given from the aspects of blast equipments, blast parameters, landform physiognomy, blast methods. and taking the practical data from blast scene as the sample, the blast shockproofness are forecasted by the feedforward nerve network model based on the prior knowledge of blast shockproofness, the regress analysis method and experience formula method, which supply the technology gist for

    並且,以爆破現場的實測數據為樣本,採用基於爆破震動強度先驗知識的前饋網路神經模型、回分析法及經驗公式法分別對爆破震動強度進行了預測研究,為爆破施工參數的確定提供了技術依據,確保整個爆破工順利安全進行,並對這三種方法的預測結果進行了對比分析;對比分析表明,三種預測方法計出來的結果精度相差甚大,從檢驗樣本值與預測結果值之間的相對誤差可以看出,人工神經網路法預測的結果較其他方法更接近於實際值,回分析預測法的精度又要於經驗公式預測法。
  19. The dividing process is recorded by octree, and then we make out the rapid adjacent - field searching algorithm using envelopment - box ' s recursion feature. this algorithm can also kick off some noise - points from the data cloud. it make the consequent process of surface reconstruction more convenience and precise

    分割過採用八叉樹來記錄,並利用包圍盒的遞特性實現了點的鄰域的快速搜索演法,同時可以有效地排除噪聲點,顯著減少了密集散亂數據點雲幾何建模所花費的時間,提了建模效率。
  20. In order to supply a basis for uniting the reference value standard of chinese old men s hematocrit, a research is made on the relationship between the reference value of chinese healthy old men s hematocrit and five geographical factors, which are determined by the way of wintrobe laws. it is found that altitude is the main factor affecting the reference value of chinese old men s hematocrit. as the altitude increases gradually, the reference value aslo increases gradually, and the correlation is quite obvious. applying the method of mathematical regression analysis, a regression equation is given. if geographical values are obtained in some area, the reference value of chinese old men s hematocrit of this area can be reckoned by regression equation. furthermore, according to the similarity of the reference value, taking the altitude as the main dividing basis and considering effects of other geographical factors and population distribution, china can be divided into six regions : qingzang, southwest, northwest, southeast, north and northeast region

    為制定中國老年男性紅細胞壓積參考值的統一標準提供科學依據,收集了中國各地用溫氏法測定的健康老年男性紅細胞壓積參考值,並對其與地理因素的關系進行了研究,發現海拔度是影響老年男性紅細胞壓積參考值最主要的因素,隨著海拔度的逐漸增大,老年男性紅細胞壓積參考值也在逐漸增大,相關性很顯著.用逐步回分析的方法推導出了一個回.如果知道了中國某地的地理因素,就可以用回這個地區的老年男性紅細胞壓積參考值.依據老年男性紅細胞壓積參考值與地理因素的依賴關系,把中國分為青藏區、西南區、西北區、東南區、華北區、東北區等6個區
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