數量主要基因 的英文怎麼說
中文拼音 [shǔliángzhǔyāojīyīn]
數量主要基因
英文
quantitative major gene-
And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。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、種群空間格局（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、生態位寬度、生態位相似比例、生態位重疊、空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源的保護和擴大、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。The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn
在對漏磁檢測原理進行詳細介紹的基礎上，得出了帶偶極子模型的近似解析解，並以有限元數值模擬分析為主要手段，以鋼板上缺陷為對象，分析了各因素對缺陷漏磁場產生影響的不同規律，同時模擬分析了板上平行的兩條裂紋，四條裂紋以及柱體上寬度不同時的裂紋的漏磁場分佈特徵，得出結論:影響板上缺陷漏磁場的諸因素會對柱體上缺陷漏磁場產生同樣的影響;對于多條裂紋，宜用漏磁分量bx作為缺陷識別的特徵量。The research of this paper includes three parts : the first, according to the statistical figures about the cargo transport in recent years, it analyzes cargo transport structure and the changing law and the internal reason of cargo transport. at the same time it analyzes and calculates the change of the arriving ships " structure for a systematic and full understand of the transport demands. the second, it make a scientific forecast of the port ' s future cargo capacity making use of the grey forecast system, which provides scientific basis for medium - long term development plan of the port ' s cargo handling capacity
本文研究的工作主要分三個部分：第一，根據張家港近年來有關貨物運輸的一些統計數據，對貨物運輸的結構和規模演變的規律及內在原因作一剖析，同時對到港船舶的結構變化進行預測，以求對運輸需求有一個系統全面的了解；第二，應用灰色預測系統對張家港港未來港口貨運吞吐量進行科學預測，為張家港港貨物裝卸能力規劃提供科學依據；應用物元分析技術對張家港港口的未來發展前景作出一定程度的分析、研究，找出張家港港口未來發展規劃的零散無序、不成系統的因素，總結前人經驗的基礎上採用綜合評判物元模型進行評判，在預測港口未來發展規劃是否科學實際上具有獨到見解。The point analyses the composition and efficancy of the structure of corporate governance with the modern administration theory. lt systematically sets forth and compares the features and development of the structure of the corporate governance in chinese and western. by analyzing the present situation of our listing companies, it points out : " the internal control " can be considered the inevitable phenomenon, emerged in the period from the socialism planned economy to the market economy in china ' s state - owned enterprises. by the means of gathering a vast amount of data and analying cases and charts, it gives the conclutions : because the enterprise inform is progressed " step by step ", the internal controlling in our country has assumed its own features : the enterprise is in the concussion between the " super - powerful controp ' of external and the " super - weakly control " in internal. those popular phenomenon have been looked as the principle manifestation of " the internal control " which taking the national stock as the ma in part and holding the post of chainman of the board and the chief manager in company to the same man
本文利用現代管理理論和現代企業理論來剖析公司治理結構的組成和效率體現，對中西方公司治理結構的特徵和歷史發展作了較系統的闡述和比較，並且運用大量的數據對我國上市公司治理結構進行了實證分析，指出： 「內部人控制」是在我國社會主義經濟向市場經濟轉軌時期，國有企業公司治理結構中出現的一種必然現象。本文在闡述公司治理結構特徵和功效的基礎上，通過大量數據的收集、案例分析和圖表處理來分析我國企業治理結構的歷史變遷並揭示出：由於我國企業改革是「漸進式」的， 「內部人控制」表現出其自身的特點：企業處于外部「超強控制」和「超弱控制」的兩極震蕩中。作為最具我國現代企業代表特徵的上市公司，因為以國家股為持股主體，董事長和總經理兩職兼任的現象甚為普遍而成為目前企業事實上的「內部人控制」的主要表現形式。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 dissertatio n constructs the index system, introduces the coefficients of development, coordination, fairness, and the coefficient of sd, which is composed by the former three and can reflects the sd overall strength of watershed, brings forward the quantative criteria of in order that the research of wrcc is based on the good watershed ecology and environment, the dissertation, according to the ecological appropriate theory, builds the logarithm normal distribution model about the relation between the growth of natural vegetation and the depth of groundwater ; based on this relation model, proposes a quantitative method of ecological water requirement ( ewr ) of natural vegetation in arid area, which utilizes the results of rs technique and the spot testing data of vegetative physiology demand
針對流域特點建立了基於水資源的流域可持續發展評價指標體系，引入發展系數、協調系數、公平系數，以及由其構成的衡量水資源支撐社會可持續發展綜合水平與能力的可持續發展系數，提出了可持續發展的定量判別方法。為保證在良好生態的前提下進行水資源承載能力研究，論文根據生態適宜性理論，建立了乾旱區典型天然植物生長與主要環境因子的偏態單峰對數正態分佈模型。基於此關系模型，利用遙感技術成果以及植物生理需水的現場實驗數據，提出了乾旱區天然植被生態需水量計算方法。Based on an analysis of the major factors affecting the quality of data obtained in aeroelectromagnetic survey, this paper has put forward zero horizontal drift correction methods such as field value standardization and phase check and correction, studied and developed a suite of techniques suited to data - processing and graphical representation for aeroelectromagnetic method
摘要在分析探討影響航空電磁測量數據質理主要因素的基礎上，提出了場值標定，相位校驗改正等零水平漂移改正方法，研究開發了一套適合航空電磁法數據處理與圖示的方法技術。Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications
本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術，主要研究成果包括以下幾方面:首先，建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學模型，分析了載波相位干涉測量的適用條件;採用傳統的線性化解析法及蒙特卡洛隨機模擬法兩種途徑對雙星定向的精度進行了詳細分析，數學模擬結果表明在高緯度地區線性化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上，提出了雙星定向精度衰減因子odop的概念，揭示了雙星定向誤差特殊表現的內部機理，對實際工程應用具有重要的指導意義。So must use information theory method depict and abundant the genetic diversity index system. in addition to, the introduce of molecule biology technology and the research of nucleotide sequence evolutive give a new method for population genetic, so must do deeply research about the analysis method of dna sequence data = the research main about the follows : there are three parts about the information model of population genetic : one about the shannon information entropy property of equilibrium population and the entropy change in the process of establish equilibrium ; another research is about the diversity measure - ment of genetic variation ; lastly, research the shannon information measurement about the disequilibrium gene variation. the result is : 1 to a definite gene distribution, the genotype entropy reach the maximum at the equilibrium population, the process of population from disequilibrium to equilibrium, the entropy get large and large
此外，分子生物技術的介入及核苷酸序列進化的研究都為群體遺傳學的深入研究提供了新的途徑，但關于dna序列數據的分析方法需要作進一步的研究。本研究主要體現在以下幾個方面： （一）關于群體遺傳學的信息論模型研究，主要分為三部分內容：一是群體平衡的shannon信息熵的性質和群體平衡建立的熵變性質；二是群體遺傳多樣性測度的研究；三是非平衡群體的基因變異測量shannon信息量的方法研究。得到了如下結論： 1 、平衡群體的shannon信息熵最大，群體平衡的過程是熵的增大過程。In reference [ 4 ], anderson extened the result of hayman from the viewpoint of exceptional set, and put forward a question whether the exceptional set can be expanded into innumerable discs. langley and zhan xiao ping have made great efforts to solve the problems of exceptional set of functions such as fk, fkq [ f ] and fkq [ f ] + p [ f ] etc., obtained comparatively complete result, and given positive answers to anderson s questions. but these result arc only concerned with entire functions due to the difficulty caused by poles
Langley 、詹小平等做了大量工作，解決了形如f ~ k ， f ~ kq [ f ] ，及f ~ kq [ f ] + p [ f ]等函數的例外集問題，得到了比較滿意的結果，肯定地回答了anderson等人提出的問題，但這些工作基本上局限於整函數，主要原因是極點帶來了很大的困難，對于亞純函數的例外集的研究，詹小平取得了新的進展（見文14 ） 。No areas have been identified by the group for fear of alerting poachers to the animals " presence, it said. wwf estimates that the number of sumatran rhinos has declined by half due to poaching over the last 10 years, with rhino horns fetching a high price in asian black markets due their believed medicinal properties
根據世界自然基金會估計，由於盜獵行為的存在，蘇門答臘犀牛的數量在過去10年裡已經減少了一半，這主要是因為犀牛角被認為具有一定的藥用功效可以在亞洲地區的黑市上賣出高價。Based on studying a long focus oblique real - time aerial camera, this paper studys the reason of being out of focus systematically, and points that the primary reason of being out of focus is due to the change of environment ( temperature > atmospheric pressure ) and oblique photographic distance, and according to the three factors, talk about the effect on being out of focus of camera, the simple maths equation is presented in order to calculate out of focus
基於一種長焦距斜視實時航空相機的研製，深入地探討了導致相機離焦的原因，指出環境（溫度、大氣壓力）變化和照相距離的變化是導致相機離焦的主要原因，分別從溫度、大氣壓力、照相距離這三個方面的變化對相機離焦的影響進行研究，給出了計算相機離焦量的簡化數學模型。Wwf estimates that the number of sumatran rhinos has declined by half due to poaching over the last 10 years, with rhino horns fetching a high price in asian black markets due their believed medicinal properties
根據世界自然基金會估計，由於盜獵行為的存在，蘇門答臘犀牛的數量在過去10年裡已經減少了一半，這主要是因為犀被認為具有一定的藥用功效可以在亞洲地區的黑市上賣出高價。Based on the results, we find that stock market and banks in china have different functions, and stock market responses to the economic development, but now financial system in china is bank based and the stock market does not function very well because of its size
目前股市對宏觀經濟影響不明顯的主要原因是規模還沒有達到要求。第五章則通過進行數量模型推導，提出價值投資的關鍵以及個股定價的基礎在於成長性，而不是重在現金分紅。Principal factors affecting the power of detection and accuracy of qtl
數量性狀基因作圖精度的主要影響因子Because the supply water system is large - scale, the pump stations are many, the ways of supply water are complicated, and the adjustable spare is large, the whole data in the optimization of supply water, the flux and its variety regulations in the control stations ca n ' t be acquired. the paper predicts supply water during the process based on the theory of artificial neural network control. the optimization has two steps
在實際供水系統中很難準確地獲取整個管網的所有基礎數據，主要難以預知所有節點的逐時流量及其變化規律，因此成為供水系統的優化調度的難點，本文採用人工神經網路對供水量進行預測，應用二級優化調度，第一級以整個供水系統的費用最小為目標，用回歸方法求出各供水節點的供水量；第二級利用流量跟蹤的方法對每個供水節點（泵站）實現優化運行，以期在泵站內達到最大節能目的。The main job proceeded : collecting the data through investigation, summery the chracteristic of the quiver of the imported 300mw set to solve the quiver problem of the imported 300mw set, basing on the # 1, # 2 sets of the jingyuan ins corp and choosing the effiction of the aggravated plane, the changed stiffness of the # 4 bearing and # 7 bearing obtained the test result which can be used to be the conductor to solve the too bad quiver problem of # 5, # 6 axletree tiles in the # 1, # 2 sets of the jingyuan ins corp. outcome of the paper : analyse and sum up the main reason of the imported 300mw set ' s quiver through see much literature
針對靖遠第二發電有限責任公司# 1 、 # 2機組振動的具體情況，選擇各加重平面對軸系振動的影響、 # 4軸承變剛度、 # 7軸承變剛度變標高等項目，在300mw軸系模擬試驗臺上進行了模擬試驗，獲取了大量的試驗數據，得出了具有實際指導意義的試驗結論；針對靖遠第二發電有限責任公司# 1 、 # 2機組發電機# 5 、 # 6軸承瓦振過大的問題，通過剛度調整試驗的方法，較好的解決了問題。通過本文研究取得了如下成果：在閱讀了大量文獻資料的基礎上，對國內引進型300mw火電機組的振動特徵、振動的主要原因進行了分析和總結。It achieves the electrical measurement of no - electricity ( especially displacement ) through the variation of self - inductance of or mutual inductance of coil. inductive micrometer, with a low cost, high - resolution power, long life and high reliability, has been applied to the measurement of micro - displacement for a long time. it is common that the inductive micrometer is chosen as a preferred instrument in high - precision micro - displacement test
電感微位移傳感器是一種建立在電磁感應基礎上，利用線圈的自感或互感系數的改變來實現非電量（主要是位移）測量的低成本、高精度測量儀，因為其分辨力高、使用壽命長、工作性能穩定，應用於微位移測量己經有很長的歷史，進行高精度微位移測量時選用電感位移傳感器已經成為一種共識。Asia - bridge software enterprise has to study and solve the problem at present. the essay focuses on the asia - bridge software staff floating and analyzing relevant reasons by questionnaire and interviewing face to face. the main reasons for brain drain in asia - bridge enterprise are unreasonable salary and wages system ; lack of fairness ; improper welfare system ; no chance for staff training and no efficient evaluation program etc. the article has demonstrated some new ideas and thoughts to solve those problems based on the analysis and accepted some advanced and typical experiences in home and aboard, such as individual salary and wages system ; self - service welfare plan and completed training system and form asia - bridge enterprise culture in order to solve the erosion of the qualified people in asia - bridge software enterprise
本文首先對人員流動及其相關理論進行了研究；採取定性和定量分析相結合的方式，對亞橋軟體人員流失的現狀進行了充分分析；基於對亞橋軟體人員配置現狀與人員特徵的充分把握，以比較研究、調查問卷及面談法為主要手段，找出了造成亞橋軟體人員流失的主要原因，重點包括：薪資制度結構不合理、激勵性不強，福利制度適應性差、福利項目對于員工需求的針對性不強，員工培訓缺乏充分的培訓需求分析做基礎、培訓方式方法過分單一，不能科學合理的確定所需求人員的數量及關鍵素質，企業文化有待完善等等；本文以前述理論為指導，充分借鑒了國內外先進典型企業相關經驗，結合亞橋軟體自身問題與特點，制訂了諸如建立個性化薪資制度、推行自助餐式福利計劃、完善培訓體系及改進人員需求確定、培育適合的企業文化等對策，以解決亞橋軟體人員流失問題；本文還就解決亞橋軟體人員流失問題的配套措施進行了探索。分享友人