grain model 中文意思是什麼

grain model 解釋
團粒模型
  • grain : n 1 穀物，糧食〈英國叫 corn〉; 谷類植物。2 穀粒，籽粒。3 （沙、金、鹽等的）粒，顆粒，晶粒。4 些微...
  • model : n 1 模型，雛型；原型；設計圖；模範；（畫家、雕刻家的）模特兒；樣板。2 典型，模範。3 （女服裝店僱...
  1. This paper has emulated the complex process of bioceramic " s degradation by using the computer simulation technique and studying the principle of material " s degradation, and combining the grain growing model with material degradation model

    本文利用計算機模擬技術，在深入研究了生物陶瓷體內降解機理的基礎上，將晶粒長大模型和材料降解模型有機結合，用於模擬生物陶瓷的降解過程。
  2. Based on the effective medium hb resistivity models in laminated or dispersed shaly sands proposed by berg, the general effective medium hb resistivity model in laminated and dispersed shaly sands is established. in the derivation of the model we assume that clay - bound water fraction is included in total pores, clay - bound water and formation water have the same resistivity, and yet the difference of electrical properties between the two waters is incorporated into clay grain conductivity

    本文首先基於berg提出的層狀泥質或分散泥質砂巖有效介質hb電阻率模型，並在總孔隙中考慮粘土結合水的體積，但不考慮粘土結合水與地層水導電性的差別，而將粘土結合水與地層水的導電性差別歸結到粘土顆粒導電中，建立了混合泥質砂巖有效介質通用hb電阻率模型。
  3. The thesis is based on income question, forest coverage rate and grop production. to beging with, date envelopment analysis is proved that it can be applicated into grain for green in shan - bei district, and then in view of the fact, seven esential factors which have influence on the project are found out : expense of dam, expense of crop, expense of cash tree, expense of defense tree, other economic crop, expense of grass and graziery ; and the output factors include : income of gdp, pure income per captia, the area of decreasing land loss, graziery income, crop production, income of tree, the totle income of economic crop. after the date of each facts are puted into dea model, unefficiencial decision making units ( dmu ) found. the data that are got through adjusting unefficiencial dmus dy dea can offer guide in shanbei district upgrading of an industrial structure. at the same time, taking into account some possible problems in or after grain for green in shan - bei district, the thesis bring out some propesal to improve the circ umstance, enhance the life level and put the relation of population, resource and circumstance into a healthy orbit

    因此，加快退耕還林還草，調整土地利用結構和產業結構，已成為實現山川秀美工程和可持續發展戰略的必經之路。論文以解決陜北地區的收入問題，植被問題以及糧食產量問題為出發點，首先從理論上分析了包絡分析方法在陜北地區退耕還林（草）中運用的可行性，然後結合陜北地區目前的實際情況，綜合分析出影響陜北地區退耕還林（草）的關鍵的七個因素作為輸入指標：水利水保設施投入，農作物投入，經濟林種支出，防護林支出，其它經濟作物，草類支出，畜牧業投入；以退耕還林所要解決的最終問題作為輸出指標： gdp收入、農民人均純收入、水土流失減少量、牧業總產值、糧食產量、林業總產值、其他經濟作物總產值。將各指標所對應的數據代入模型后，通過分析求解得出非有效的決策單元，再運用包絡分析方法的一些基本原理對非有效的決策單元進行調整，由此所得的數據對陜北地區的實際投入具有很好的指導意義。
  4. Abstract : the almost ideal demand sy stem （ aids ） is used to condition of analy ze systematically the food consumption u rban inhabitants of henan province and a n aids model is set up as a basis to ana lyse the elasticities of demand expendit ure and price （ own price elasticity and cross - price elasticity ） the results show that among the five major groups of foo d consumption ， grain and poultry and egg are major consumer goods ， 55 of total ex penditure in urban housholds tobacco ， lig ur and tea ' s shares are decreasing ， as in come increasing all foods have leap out of the shortage ， and the substituting rel ationship among the foods is expanding

    文摘:利用幾乎理想系統（ aids ）對河南城鎮居民的食品消費狀況進行了系統分析，建立了幾乎理想需求系統模型，並在此基礎上進行了需求支出彈性和需求價格彈性（自價格彈性和交叉價格彈性）分析，結果表明，在5大類食品消費中，糧食和肉禽蛋是城鎮居民的主要消費品，約占食品消費的55 % ，煙酒茶消費份額隨著人們收入提高呈下降趨勢.各種食品跳出「短缺」困境，食品間的替代關系增加
  5. Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.

    本文研究的工作就下述幾個方面展開：用石灰改良膨脹土的機理；通過室內試驗確定摻灰的技術指標；在室內進行膨脹土摻灰的最大有效粒徑的模擬試驗，即鈣離子水試驗，由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性；用數值方法對路堤使用期的濕度場進行模擬，並與路堤的強度?變形的計算域耦合，以檢驗土性改良的效果，從而探索一種描述改良膨脹土路堤運行工況的數值方法；用現有最常用的且費用最低的施工機具，對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。
  6. Testing on artificial samples with conducting rock grains it proves that the model can be applied in clay - free porous rocks with conducting grains, but formation water resistivity must be less than rock grain resistivity

    通過一組骨架導電的人造巖樣的試驗，表明該模型可以用於不含粘土的骨架導電的巖石，但地層水電阻率應小於顆粒電阻率。
  7. The experiments of artificial samples with conducting rock grains show that the model may be applied in clay - free porous rocks with conducting rock grains, with a condition of formation water conductivity being larger than rock grain conductivity

    通過一組骨架導電的人造巖樣的試驗，表明該模型可以用於不含粘土的骨架導電的巖石，但地層水電導率應大於顆粒電導率。
  8. Several approaches are provided to construct secure operating systems. the paper mainly discusses diverse security policies in operating systems. by the gfac framework, we implement several security policies in linux kernel version 2. 2. 14, including hru model based fine grain discretionary access control, multi - level security policy based mandatory access control and biba model based integrity access control

    文章重點研究了如何在操作系統中實現多種安全策略，並在linux內核版本2 . 2 . 14中根據訪問控制通用框架（ gfac ）方法，實現了基於hru模型的細粒度自主訪問控制、基於bell - lapadula模型多級安全規則的強制訪問控制以及基於biba模型的強制訪問控制等多種安全策略，從而有效地增強了操作系統中信息的保密性和完整性。
  9. Here the conductance, carrier concentration and hall mobility ect parameters of er doped cdte films have been given. using seto model, we calculate the grain - boundary barrier of er doped cdte films and analyze the varing dose influence on the grain - boundary resistance

    討論了不同er離子注入量對硅基底上沉積的cdte薄膜結構和光電性能的影響，並具體給出了摻雜cdte多晶薄膜的電導、載流子濃度及遷移率等參數值。
  10. In chapter l, the concepts of ceramic microstructure, the basic theory of grain growth kinetics, monte caro simulation model and other computer simulation models are indoduced

    第一章緒論：簡要介紹陶瓷顯微結構的概念以及晶粒生長動力學的基礎理論；概述晶粒生長的montecarlo的基礎模擬模型以及其它的計算機模擬模型。
  11. Furthermore, this paper concrete the beigc model in combination with the fact of china grain reserves corporation. after the detailed analyzing, this paper bring forth the instantiation of beigc model, which are developed in financial subsystem of cgc erp, and also put forward the technique it employed

    進一步，本文將beigc模型與中儲糧集團公司的具體實際相結合，對模型進行了具體的分析設計，並給出了在中儲糧集團公司erp的財務子系統中，模型的實現方法和採用的技術。
  12. The effects of the fabrication conditions on the crystal structure, grain size, micromorphology and electrochemical performance of these materials have been studied in depth. the reaction mechanism of the low - heating solid - state reaction method has also been investigated. in addition, a novel electrochemical method ( rpg method ) based on the concept of " ratio of potentio - galvano - charge capacity " has been for the first time developed to determine the diffusion coefficient of lithium - ion within insertion - host materials on the basis of the spherical diffusion model

    本論文較系統地考察了低熱固相反應法合成鋰離子電池正極材料的可行性問題，研究了工藝條件對材料的晶體結構、晶粒尺寸、微觀形貌及電化學性能等的影響，探討了低熱固相反應的機理，並通過引進「恆壓-恆流充電容量比」的概念，給出了一種測定鋰離子嵌入脫出固相擴散系數的新方法。
  13. The genetic correlations of six agronomic characters in some indica - japonica crosses were analyzed using mixed - linear model method. the results indicated that there existed correlations to a certain degree among the measured traits. the phenotypic correlations of plant height with filled grain or seed setting were significant. panicle length with total grains or filled grain, total grains with filled grain or seed setting, and filled grain with seed setting were the same. for panicle length with plant height or seed setting, total grains with filled, and for filled grain with seed setting, genetic correlations were also significant. further analysis, the result showed that genetic correlations between the measured traits were mainly due to domimant effects. in addition, additive correlations were significant for grain weight with panicle length or total grains or filled grain, and for total grains with filled grain

    用混合線性模型方法對秈粳亞種間雜交組合農藝性狀的相關性進行了遺傳研究，結果表明：被測性狀之間大都存在一定程度的相關.其中，株高與實粒數、結實率，穗長與總粒數、實粒數，總粒數與實粒數和結實率，以及實粒數與結實率之間具有顯著的表型相關，總粒數與實粒數，實粒數與結實率，以及穗長與株高和結實率之間具有顯著的遺傳相關.進一步的分析表明，性狀之間的遺傳相關大多歸因於顯性效應，而粒重與穗長、總粒數和實粒數之間，以及總粒數與實粒數之間還具有極顯著的加性相關
  14. After knowing fully the present situation of business operation of the golden cereal company and development characteristics in logistic - system field, the mathematics model of logistics system has been established in the article with the application of linear program method in operational research, as well as the strategy of minimum route in graph theory and the thought of transiting all over ; meanwhile, on the foundation of internet network technology and structure of b / s, the online optimization design and production of web page have been carried out for the logistic - system of the golden grain farming capital company with adoption of jsp ( java server page ) technology and sql server database technology

    本文在充分了解金色谷農資公司的業務運行現狀和物流配送行業發展特點的基礎上，應用運籌學的線形規劃方法，以及圖論中最短路徑的策略和圖的遍歷的思想，建立了配送系統數學模型；並基於internet網路技術b s結構基礎上，採用jsp （ javaserverpage ）技術和sqlserver數據庫技術，對金色谷農資公司物流配送系統進行了網上優化設計及網頁製作，研製開發了金色谷農資智能配送網。
  15. In light of the problems of aggravated soil erosion and litho - desertification of the karst regions in northwest guangxi as a result of degradation of forest ecosystems, six " grain - for - green " models ( five models of artificial afforestation or grass planting, and one model of desertation for natural vegetation restoration ) were screened out for quick restoration of vegetations in the regions and evaluated for their respective ecological effect

    摘要針對桂西北喀斯特地區森林生態系統退化造成的水土流失加劇以及石漠化嚴重的現狀，篩選適合該地區植被快速恢復的5種人工造林（草）方式和自然拋荒恢復模式，分析評價各種模式的生態效應。
  16. Factor analysis model is constructed to analyze variables influencing yield and sown area in grain production

    摘要在建立因子分析模型基礎上，本文對中國糧食單產和播種面積的影響因子進行了實證分析。
  17. A factor analysis model is constructed to analyze variables influencing yield and sown area in grain production

    摘要在建立因子分析模型基礎上，本文對中國糧食單產和播種面積的影響因子進行了實證分析。
  18. Prediction model of recrystallized grain size of austenite in hot rolled strip

    熱軋鋼板奧氏體再結晶晶粒尺寸的預測模型
  19. In spite of modifying coefficient, a modifying term is used to modify brandt ' s theory of sphere grain model ; this term ' s expression has been acquired, and the result is identical to biot - geertsma ' s theory in form and quantity, in which the two classics theories is in perfect harmony. it is also confirmed that the constitutive relation of carroll and n. katsube theory, and the bulk modulu of kuster scattered waves are identical to biot theory

    在工程中的絕大多數情況下，該結果與biot - geertsma理論的結果在形式及數值上幾乎完全一致，從而使這兩個不直接相關的經典理論較好的統一起來。 （ 3 ）在土動力學中常用的不排水條件下，分別證明了carroll的應力-應變關系中不排水體積模量、 kuster散射波理論的體積模量與biot - geertsma理論是完全一致的。
  20. Considering the communication cost and optimization qualities, an ant colony algorithm based on the coarse - grain model is designed to solve the problem of this model

    為求解該模型，並綜合考慮優化質量和通信開銷，採用了基於粗粒度模型的并行蟻群演算法。
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