篩法理論 的英文怎麼說
中文拼音 [shāifǎlǐlún]
篩法理論
英文
theory of sieves-
At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。The simulation on synthetic data is made and the result is discussed. 5 ) by using borland c + + builder and matlab, a semi system, i _ miner, is developed to mine association rule. it can realize other functions just as data cleaning, data transform, etc. furthermore, i _ miner is applied to an actual industry database
提出用趨勢變換序列dtw距離做篩選的搜索方法，有效提高整個搜索效率，並在模擬數據庫上進行模擬實驗，並對實驗結果進行分析和討論； 5 ）以borlandc + + builder和matlab為開發平臺，設計一個進行關聯規則挖掘的準系統i _ miner ，可以實現數據預處理，數據變換和關聯規則挖掘等工作。On the basis of the study of the theory and appraise method on land use in the small towns from home and abroad, this paper at first conducts a deep study on the development and role of the small towns, indicating that its development has sawn an uneven development phrase and becomes a carrier of the enterprises, a pool of surplus laborers, a hub of material exchanges between the rural and urban areas, a base of spiritual civilization, an important way to achieve urbanization. second, it conducts a study on the situation and features and the problems the land use, indicating that the efficiency of the land use is low, which has a direct influence on the development of agriculture and the role of the small towns. and the study of the demand of the land indicates the shortage of land is serious, and the small town must rationally use the land and increases its intensive role and the economical efficiency to meet the demand
在分析國內外已有關于小城鎮土地利用的理論與評價方法的基礎上，首先對小城鎮在我國的發展、地位和作用進行了深入的分析，判明我國小城鎮發展經歷了一個曲折向上的發展階段，已成為鄉鎮企業的載體，農村剩餘勞動力的蓄水池，城鄉物資交流的樞紐，農村精神文明的基地，是我國城市化的重要途徑；其次，對小城鎮土地資源利用現狀和特徵進行了探討，並對發展小城鎮建設導致的土地利用問題進行了剖析，表明目前我國大多數小城鎮土地效益和規模效益低下，佔用耕地過多，直接影響農業的發展，影響小城鎮的地位和作用；通過小城鎮土地供需分析研究表明，我國土地短缺十分嚴峻，小城鎮土地需求缺口較大，小城鎮必須合理利用現有土地，增強集約功能和土地經濟效益，從而緩解需求壓力；最後，論文通過運用特爾菲法，描述統計分析法、多元統計分析（主成分分析）法和系統分析法中的層次分析法（ ahp ）等一系列方法，結合定性和定量兩方面，從土地質量、土地資源數量與結構、土地經濟效益、環境效益、社會效益等五個方面進行分析，篩選、建立了土地資源利用評價指標體系，在因子評價的基礎上，建立了土地利用綜合評價模型，並給出了評價過程和方法。In order to choose the plants that were hypertolerant to heavy metals and for the case of phytoremediation of soils that were polluted by heavy metals, the research was carried out by the methods of soil - planting and sand - planting in green - house. the study includes selecting the hypertolerant plants from 36 dominant species found in the vicinity of a pb / zn mine tailings pond, observing the ecophysiological response of the hyperaccumulators, improving - impact of hyperaccumulators on biosolds and examining the effect of nutrient elements ( n p k ) on the lead uptake
為選擇和篩選富集重金屬或對重金屬具有耐性的植物，以達到利用植物修復重金屬污染土壤的目的，本研究通過溫室砂培和土培的方法，對生長于鉛鋅尾礦區的36種植物進行了篩選，研究了富集植物品種對重金屬pb的生理生態效應、對重金屬pb的吸收和耐性以及對污泥的響應，並探討了土壤中的營養元素n 、 p 、 k對植物吸收pb的影響，為植物修復工作提供理論依據。( 3 ) in terms of flowing characteristic of drilling fluids on the roller screen, the flowing equations at the axis direction and the tangent direction and the flowing through the screen, and the continuously flowing equation of drilling fluids are built. the characteristic - difference equations of flowing model for drilling fluids are given and the theoretical analysis is made
（ 3 ）根據鉆井液在筒式篩網上的流動特點，建立了筒式篩網上鉆井液沿軸線方向流動、周向流動和透篩流動的流動方程，以及鉆井液的連續流動方程，利用特徵線法寫出了筒式網上鉆井液流動模型的特徵差分方程，並作了理論分析。The sources of the thesis are mainly from the teaching practice, the way of studying originates from some scientific idea. i ' ll make a collection and sifting on the reading theory hi different respects, using the realization theory in materialism, and finish the study process, according to the reading practice
本論文的來源多取自於教學實踐，使用的研究方法是用科學的理論觀念來聯系自己的教學實踐，利用科學的辯證唯物主義認識論和方法論，對閱讀理論進行多方面、多角度的篩選與整合，再依據閱讀實踐，完成本文的研究。By integrating the characteristics of road traffic management in china, three indexes are selected, of which the evaluation standard is determined with cumulated percentage frequency
結合我國道路交通管理的特點，根據理論與實踐相結合的原則，對諸多指標進行選擇，篩選出適合我國國情的道路交通安全3項評價指標，並運用累積百分頻率法確定了評價標準。This paper chiefly has the below management achievements : ( 1 ) from the angle of strategy, " increase pole " theory combining area economy has got the strategy fixed position location thoughts of the sincere software company of sichuan and competition tactics. even if by the technique innovation is the foundation, and who after screening establishes and constructs establishes the difference competition superiority of enterprise on " increase pole " platform with the tool in the analysis the strategy method ; ( 2 ) appling organization behavior theory, 1 set " value model of strategy fixed position location " has been put forward on the foundation that we really apply. so, has gone on the quantitative analysis, and possessing certain persuading power ; ( 3 ) on the foundation studied in the whole course established to " value model of strategy fixed position location "
本文主要有以下管理成果： 1 、從戰略管理學的角度，結合區域經濟的「增長極」理論得到了四川世誠軟體公司的戰略定位思想和競爭策略，即以技術創新為基礎，在運用戰略管理學的分析方法和工具篩選后確立和營造的「增長極」平臺上建立企業的差異化競爭優勢； 2 、運用組織行為學和投資學的理論，在實際應用的基礎上，提出了一套「戰略定位的價值模型」 ，並進行了定量分析，具有一定說服力； 3 、在對「戰略定位的價值模型」建立的全程進行研究的基礎上，結合不確定性管理理論，提出了一套「不確定性控制分析方法」並用以比較和分析了各種不同類型方案的價值回報和風險，以確立各方案對環境的反應水平，從而判斷其優劣； 4 、全面評價和綜合評估戰略管理思想在實際商務運作過程中的地位和范圍。Base on fuzzy mathematics and mathematical statistics, this text analyses the ingredients of selection plan of crushing and screening system and bring forwards a easy assessment method of lectotype
摘要根據模糊數學及數理統計理論，通過分析破碎篩分系統選型的參考因素，介紹一種簡單易行的選型方案評價方法。This paper uses quantitative evaluation method and principles of diagenetic reservoir facies, gray theory, matches and picks up petrophysical parameters, analyzes the comprehensive effect of evaluation parameters on diagenesis, establishes parameter index and automatic analysis and processing method for diagenetic reservoir facies evaluation with gray theory, integrates gray system theory and multi - information, and provides an important method and basis for reservoir description, heterogeneity study, oil well productivity analysis and screening favorable oil blocks
摘要根據成巖儲集相定量評價分析方法和準則，利用灰色理論思維和手段，匹配、擬合和提取儲層物性參數，分別以評價參數對成巖作用的綜合效應進行分析，建立起灰色理論成巖儲集相綜合評價參數指標和自動分析處理方法，實現了灰色系統理論集成和多種信息綜合，為油藏描述、儲層非均質性研究、油井產能分析和含油有利區塊篩選提供了重要方法和依據。In conclusion, the results of checking of physiochemistry items, uv spectrum data, chromatographic fingerprints test and safty evaluation indicated that gpif avivity evaluation samples were eligible. through the comparison of methods for evaluating immunobiologic activity and the choosing of optimum methods to evaluating immunobiologic activity, we created assay methods evaluating immunobiologic activity for quality standard of gpif. the research of dose - effect of gpif can also supply theoretical materials for pharmacology. that the experiments on the factors which affect the immunobiologic activity of gpif and the comparison with similar drugs demonstrated that gpif was a kind of cellar immunoregulating drug with stable and high immunobiologic activity
綜上所述，通過對gpif免疫生物活性評價實驗樣品材料的準備，顯示由該工藝制備的實驗樣品材料理化性質穩定，活性成分含量充足，安全可靠，可以用來作為gpif免疫生物活性的評價;通過對gpif免疫生物活性評價方法的比較篩選及評價方法的優化，為gpif質量標準建立了較優免疫生物活性評價手段;同時gpif免疫生物活性劑量效應的發現，為該產品的免疫生物活性深入研究奠定了基礎，也為gpif藥效學研究提供了理論資料;對gpif免疫生物活性影響因素的探討及與同類藥品免疫生物活性的對比，證實gpif是一種免疫生物活性穩定、且具有高免疫生物活性的細胞免疫增強劑;同時，本研究也為同類產品免疫生物活性評價提供了方法學參考。The article does a lot of researches of theory and examination. applying the kindred theorem, the screen ' s physical model has been established and experiments on such a model have been done in applying orthogonal means. the mathematical model based on model has been established and the dynamic simulation has been implemented in mat lab. we have gained lots of datum of experiment on such a model
本文對液壓直線振動篩進行了理論研究和大量的實驗研究，依據相似定理建立了液壓激振振動篩的物理模型，應用正交試驗法進行了物理模型試驗，建立了相應的數學模型，應用matlab軟體平臺進行了計算機模擬試驗，獲得了大量的試驗數據。The second phase it uses the ahp to select the right partner on considering the factors that influence the decision. the third phase it uses the dea to select partner from the candidate. the last phases it uses the portfolio and the multi - object theory to combine the partner
第一階段利用粗選確定夥伴選擇的論域范圍；第二階段利用初選，採用層次分析法（ ahp ） ，綜合考慮影響決策的各類因素，篩選出合適的合作夥伴；第三階段精選，採用dea方法對候選夥伴進一步篩選；第四階段利用優化組合，用多目標理論對所選擇的合作夥伴進行最佳組合決策。In view of the research situation of the technologic and economic evaluation on the constructed program of the pacific road " section in the no : 1 route of wuhan city ' s light rail transit at present, especially the researchment on the trend of the route, the paper discussed detail research of the constructing plans by using various theories of fundamental construction econnmics, etc, based on the the general urban constructing plan of wuhan, etc. the qualitative analysis method and the quantitative analysis method are connected to be applied into this paper for the research work
本文根據《武漢市城市總體規劃》 （ 1996 - 2020 ） ， 《城市快速軌道交通工程項目建設標準》 ， 《武漢市綜合交通規劃》 （ 1996 - 2020 ）以及運籌學、技術經濟學、投資管理學、基本建設經濟學等原理和相關理論，對武漢輕軌交通一號線太平洋路段這部分關鍵建設線路方案的比選進行了論述及細化研究。本文採用定性分析與定量分析相結合的方法，對軌道線網初始方案進行測試與調整；對多個線路走向的初始方案進行篩選，確定兩個備選方案，再對軌道交通線網優選方案進行綜合比選評價，最終得出軌道交通線網的推薦方案，增強了建設方案的科學性和合理性。4 ) based on the matrix theory and the constraint condition of the z transformation, a rapid and effective algorithm of ambiguity decorrelation is provided. this algorithm is called osd ( ordering screen decorrelation )
4 ）基於矩陣理論和z變換的約束條件，提出了一種性能優越的模糊度去相關演算法?排序篩選去相關演算法（ orderingscreendecorrelation ? osd ） 。They are agricultural productive materials price growth rate, sown area of grain crops growth rate, grain yield per area growth rate -, natural disaster covered grain areas growth rate, net grain import change rate, grain reserve change rate, population growth rate, per income growth rate, city and town population growth rate, food industry production value growth rate, year - end pig number growth rate, medical & pharmaceutical and textile industry production value growth rate, grain marketization degree, inflation rate using the previous year as base year ( preceding year = 100 ), public grain purchases price growth rate, investment in agricultural science and technology growth rate, investment in agricultural infrastructure growth rate, growth rate of graduates number from agriculture, forestry, science & technology universities and colleges and specialized secondary schools, government expenditure for agriculture and agricultural credit growth rate, international grain price growth rate, rmb exchange rate growth rate, last grain price growth rate, economic crop price growth rate, meanwhile, a new method is attempted to be used in this paper and the grain price early - warning problem is transformed into machine learning problem by introducing statistic learning theory and svm method which are gaining popularity in machine learning field at present in the world
在此基礎上，篩選出23個警兆指標：農用生產資料價格增長率、糧食播種面積增長率、糧食單產增長率、糧食受災面積增長率、糧食凈進口量變化率、糧食儲備變動率、人口增長率、人均收入增長率、城鎮人口增長率、食品工業產值增長率、豬年末頭數增長率、醫藥紡織工業產值增長率、糧食市場化程度、以上年為基年的通貨膨脹率、國家糧食定購價格增長率、農業科技投入增長率、農業基礎設施投入增長率、農、林、科技高校大、中專畢業生人數增長率、財政支農資金比重及農業信貸增長率、國際糧食市場價格增長率、人民幣匯率增長率、上期糧食價格增長率、經濟作物價格增長率。同時論文在預警方法上作了新的嘗試，把糧食價格預警問題轉換成一個機器學習問題，引進當前國際上機器學習領域中比較熱門的統計學習理論和支持向量機方法，用順序回歸演算法對歷史數據進行學習建立了糧食價格預警模型。The research work presented a large quantity of debris characteristics parameters, and especially made a thorough study on the characteristic description of sediment chain graph ; meanwhile, the sensibility, differentiation and information redundance analyses of the characteristic parameters also supplies the quantitative indexes for the filtration and optimization of the debris characteristic parameters ; in addition, the debris fusion decision recognition method based on the proof fusion theory and the comprehensive debris recognition flow provide reliable recognition arithmetic for debris recognition ; and lastly, the fault fusion diagnosis judging method based on ferro - graph and spectral analysis provides the basic diagnosis method in theory for multi - fault premonitory diagnosis system of aero - engine
本文研究工作提出了大量磨粒特徵參數，尤其深入研究了沉積鏈譜片的特徵描述問題；同時，特徵參數的敏感性、區分度與冗餘度分析為磨粒特徵參數的篩選優化提供了量化指標；另外，基於證據融合理論的磨粒統計融合決策識別方法以及磨粒綜合識別流程為磨粒識別提供了可靠的識別演算法；最後，基於光譜和鐵譜信息的磨損故障融合診斷決策方法為發動機多故障徵兆綜合診斷系統提供了基本的診斷理論手段。It is the most important how the government utilize information technology device to enhance all managerial level leader of government making decision efficiently and scientifically. it is necessary that decision supporting system of jilin province administration office as a large system to conduct the exploiting of various universal and specific information pools, to ensure the quality of its electric information resource pool ; take full advantages of its functions and build and improve a relative standard and universal information select process. it is a repeatedly comparative, comprehensive and selective processing for screening of enormous economic and social information attribute
本文以管理信息系統和決策支持系統理論以及信息分析理論為基礎，應用層次分析法，以設計信息資源庫的指標體系為重點，以建立《工業監測庫》指標體系為實例，為建立吉林省政府辦公廳決策支持系統的電子信息資源庫，努力探索對電子信息資源進行科學、適用篩選的有效手段，以提高信息的開發利用效率和為領導決策提供信息服務的水平。Abstract : based on the theory of the structure dynamics, with the limited element sap5 programm as the calculating way, a calculatingway of the dynamics intenisity of the sieve " s lateral plate is put forward and the reason why this kind of oscillating sieve causes crcak on the lateral plate is analyzed
文摘:以結構力學理論為依據，以有限元sap5程序為計算手段，提出了一種直線振動篩側板的動力學強度的計算方法，並分析了這類振動篩在側板上產生裂紋的原因For instance, artificial neural network uses sensitivity analysis to choose input variables, for it has n ' t a much effective method as the granger causality test in econometrics. another example is that it has n ' t an accepted standard on the distribution of samples
如，它在輸入變量的選取上，是通過敏感性分析進行逐個試驗來篩選的，而沒有和像時間序列理論的那樣較完善的檢驗方法；在確定樣本分配上也沒有系統而權威的標準。分享友人