等徑集料 的英文怎麼說
中文拼音 [děngjìngjíliào]
等徑集料
英文
single-sized aggregate-
It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g
本論文的主要成果包括以下幾個方面： （ 1 ）採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段，探明了以硅灰，超細磨粒化高爐礦渣，優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質；從理論上分析了礦物功能材料在混凝土中的4種效應，即火山灰效應、填充密實效應、微集料效應、表面吸附效應，並由此發揮出增塑、溫峰削減（降熱） ，增強及耐久性改善等作用；通過相關理論分析，推導出礦物功能材料的合理粒徑范圍在5 m 15 m ，即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore
第一章回顧了孔結構在當今國內外的研究現狀，包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀，介紹了孔結構研究方面的一些最重要的成果；第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理，並討論了水泥基多孔材料孔隙分析中常用的表徵參數，也說明了壓汞法測孔對研究結果的影響因素，指出了壓汞法在孔結構研究中的局限性；第三章是著重分析了孔隙率與強度關系模型的發展歷程，並對已有的模型進行了比較分析，指出了原有模型的不足之處；第四章在「綜合集成」的基礎上，提出了混凝土孔結構復合體模型和孔系統的物理模型，並模擬了該模型下由各單體並聯形成的復合體的斷裂過程，最後根據所建模型編制了相應的計算程序，可根據輸入的孔徑分佈與水泥含量等參數，實現混凝土理論強度的計算；第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析，根據回歸分析的方法得到了反映基體強度特徵的k值，並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響，檢驗模型的正確性；第六章是結論與展望，根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。Using data gathered by means of a ) survey wan approximately 400 hundred people, b ) individual interviews, c ) c1assroom observations, and d ) school visits, i have confirmed the need for the mcece development as pointed out above. i have also provided a theore ' tical basis for understanding the nature of multicultural education in macao society
本研究採取質性和量性的研究方法，通過問卷調查（近400份） 、訪談、現場觀察、學校訪問等途徑，收集了相關的研究資料，證實了建構幼兒多元文化課程的需要，並予以詮譯說明和理論分析。Through the approach of investigative questionnaire and ability examination, considering both teachers " teaching practice in senior high school and students " need in analyzing and resolving problem, taking the method of fixing the quality and quantity, we make a demonstration research. at last, we draw a conclusion that the 19 manifestations of chemistry ability can be reduced to three levels : the basal level, called repeating thinking, includes distinguishing and judging the chemical fact and relations of quantity in chemical reaction, comparing and summarizing the chemistry fundamental knowledge ; innovative thinking level includes illogical thinking and logical thinking. illogical thinking mainly contains intuition, association and space imagination of micro - particle
通過調查問卷、能力測試等途徑，結合教師在中學化學的教學實踐和學生在分析、解決問題的實際需要，採用定性與定量結合的方法，進行實證研究，得出結論：化學學科能力的19種表現形式歸納為3個層次：最基礎的再造性思維能力層次包括對化學事實和化學反應中量的關系的識別和判斷、對化學基礎知識的比較概括；以培養創新能力為核心的創造性思維層次包括化學直覺思維、聯想、對微觀粒子的空間想象為主的非邏輯思維和靈活運用已學的化學知識通過分析、綜合地解決問題為主的邏輯思維；化學實驗能力層次是化學學科能力的最高層次，它以思維能力為基礎，集中體現了化學教學的基本特徵，實驗能力層次包括：選用實驗方法和設計實驗方案，對實驗的評價，研究和處理實驗事實、資料、數據，發現規律，表達實驗及其結果，最終解決問題的能力和發散思維。The liquid encapsulated czochralski technique for growing gaas is receiveing considerable attention because it is capable of producing, at reasonable cost, large diameter semi - insulating gaas has a use in the production of gaas integrated circuits, and for this application it must have uniform properties over the whole area of a wafer cut from a grown crystal
目前，液封直拉技術生長gaas單晶獲得了廣泛關注，因為它能夠以合理的成本生產大直徑的半絕緣單晶。半絕緣材料是生產集成電路等微電子器件的良好材料，而這種應用就要求整個晶片具有很高的均勻性。Porous silicon ( ps ) is a new type silicon - based material developed in recent years, which has different properties compared with the crystalline materials. porous silicon can luminescence efficiently across the whole range from the near infrared, through the visible region, to the near uv region. this characteristic makes it possible to fabricate light - emitting devices and solve the key problem of the optoelectronic integrated circuit ( qeic ), opening up the bright future for the vlic
多孔硅（ ps ）是近年來發展起來的一種新型硅基材料，具有與單晶硅材料大不相同的特性，例如，多孔硅可在近紅外和可見，甚至近紫外區輻射強烈的熒光，使得它可用來製造發光器件，並可望在解決光電子集成電子學的關鍵問題，為製造帶有光源的大規模集成電路等方面開辟新的途徑。This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road
瀝青瑪蹄脂碎石混合料（ sma ）以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視，本文對sma組成特點，強度形成機理與路面使用性能從理論和試驗研究角度進行論述，並針對不同級配的瀝青瑪蹄脂碎石混合料，分析了粗、細集料的粒徑變化對其路用性能的影響，同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。The pattern of shoujinliao ' s climatic design : first, it talks about shoujinliao ' s ventilation, analyses every stale belong to each compose of space appeared in shoujinliao. sum up that ventilation system is made up by draught and wind route, by showing data and photograph, then, it talks about shoujinliao ' s methods of sunshade and heat insulation, that is, sunshade of concentrated, sunshade of small yard, sunshade of eaves, sunshade of balcony. heat insulation of outward wall, clay tiled roof and composition neatly
著重分析手巾寮結合氣候的模式，首先談及手巾寮建築通風經驗，深入分析各種空間高低組合情況下手巾寮的通風情況，藉助調研資料和實景照片對通風系統中通風口和風道的合理安排進行介紹；其次是手巾寮其他氣候經驗，如遮陽方式主要體現在連房密集遮陽、小天井遮陽、檐下灰空間遮陽、陽臺遮陽等，又如隔熱途徑有墻體隔熱、灰泥苫背瓦屋面隔熱及規整形隔熱，再如綠化水體的降溫措施，上升到環境高度看待建築，探討手巾寮組織天井綠化、利用街巷綠化、配合周邊水域的建造經驗。Provides business users - such as banks, financial companies, credit agencies, solicitor and accounting firms - with a speedy and convenient online channel to conduct searches of bankruptcy and compulsory winding - up records. users no longer have to go to the oro in person within service hours, thus saving time and resources. there are two types of online search services
推出是項破產案或強制性清盤記錄查閱服務，為部份商業用戶，如銀行財務公司律師及會計師等，于處理個別個案時，帶來一個方便的網上收集資料途徑，用戶毋需派遣專人于辦公時間內親身到破產管理署查閱有關記錄，節省不少人力資源及時間。Due to the influence of climate drought and human activities, the ecological environment of qinghai province is in an increasingly grave condition, namely, climate abnormal events occurring frequently, grassland degenerating, ground sanding, glacier shrinking, water level of lakes descending and river runoff decreasing, and so on. in the basis of extensively collecting and analyzing the data of qinghai ecological environmental factors such as climate, water resource and grassland resource etc., the further basic research is performed on the ecological environment characters of main climate factors, surface runoff, water resource, lcc and their correlation to coordinate with the basic, strategic and precursory research for the development of china west part and provide the scientific foundation for corresponding development both ecological environment and social economy, and persistent utilization of natural environment resource
本研究針對當前在氣候乾旱化和人類活動的共同影響下青海省生態環境中氣候異常事件即氣象災害頻繁發生、草場退化、土地沙化、冰川萎縮、湖泊水位下降和河流流量減少等生態環境退化現象日益嚴重的實際，在廣泛收集和整理青海省氣候、水資源、草地資源等生態環境因子基礎資料的基礎上，對青海的主要氣候要素、地表徑流、水資源、植被的演替及其相互間的關系等主要生態環境變化特徵進行了基礎性的研究。This paper combines the application and research of cellular manufacturing resource management system in high - efficient numerical control machining technique research of commission of science technology and industry for national defense and demonstration project research of chengdu aerocraft corporation, studies and practice the management of workshop ' s resource management which according to mrp hand jit " s thoughts and the characteristic of manufacturing execution system to meet advanced management concept ; have realized the computer - assisted management of the measuring tool, cutter, fixture and material in numerical control manufacturing center of chengdu aerocraft corporation, have introduced some manage method, concept and the management thought in production planning and controlling management, stock management and cost management ; makes the information of cost manage department, technology department and resource management department can be shared and integrated with each other, have guaranteed the production of numerical control manufacturing center of chengdu aerocraft corporation can go on by order ; this paper is taking the management of cutter as a sample, have studied the major working process and the realistic demand of resource management in the environment of numerical control ; have established systematic function model and information model with the method of idefo, idef1x ; under the support of intranet, with the method of joint application and development, combines advanced management theory and reality, using mature software development tool, this paper have developed the computer - aided manufacturing resource management software under the pattern of c / s
本文結合國防科工委「高效數控加工技術研究?成飛示範工程」課題中單元化製造資源管理系統的研究與應用，從車間層開始圍繞製造資源計劃（ mrp ）和準時制生產（ justintime ，簡稱jit ）的需求並結合製造執行系統（ manufacturingexecutionsystem ）的特點對車間資源的管理作了一定的研究和探討，並付諸實踐，以適應先進的管理理念；實現了成飛數控加工中心刀具、量具、工裝、物料等製造資源的計算機輔助管理，介紹了一些計劃與調度管理、庫存管理、成本管理的管理思想、理念及方法，完成了與車間生產調度部門、工藝部門、經營管理部門的信息共享和集成，從製造資源的角度保證了成飛數控加工中心的生產能有序、受控的進行；對今後的車間層製造資源管理探索出了一條切實可行的解決途徑。本文以刀具管理為例，研究了高效數控環境下製造資源管理的現實需求及主要的工作流程；採用idefo 、 idef1x方法建立了系統的功能模型和信息模型；並在車間局域網的支持下，採用聯合應用開發（ jad ）方法（即程序開發人員與最終用戶共同開發系統） ，以先進的管理理論為指導，結合生產現場的實際情況，利用成熟的軟體開發工具開發了c s模式下的計算機輔助製造資源管理系統軟體。8 - 1. 2g / min, and collection efficiency achieve 8 - 10 % under these parameters. through the study on the dispersion process of the nanoparticle tio2 in water, the author finds out that whisk time, dispersant types, dispersant concentration, dispersing time, ph value, temperature and electrolyte concentration have significant influence on dispersing effects. through contrastive and orthogonal experiments, the author obtains that composite dispersants have better results than single dispersants
研究表明，液料等離子噴塗制備的納米tio :顆粒平均粒徑為10 ~ 50nln ，其晶型以銳欽礦為主，且隨著電弧功率的增大，銳欽礦含量減少;在本次實驗工藝參數下，收集速率為0 . 8一1 . 29 / min ，收集效率為8一10 % o通過對納米ti02顆粒在水介質中的分散性研究，發現機械攪拌時間、分散劑種類及濃度、分散時間、 ph值、溶液溫度和電解質濃度對納米tio :顆粒的分散穩定性有很大的影響。In this paper, the index of unevenness, concentration, and variation have been defined and calculated according to gauge records of runoff in the 1956 - 2000
根據長江源區1956 - 2000年河流月徑流資料，分析了年內分配不均勻系數、完全調節系數、集中度、集中期、變化幅度等特性。The engendering source of traffic volumes and their general influential factors have been presented, and the situation of nowadays highway transportation has been discussed. according to the introduction of traffic distribution theory and classical assignment method, analysis of traffic flow path selection among cities and that of special influential factors for traffic flow on toll highways, initial analysis to the forming mechanism of traffic volume on road sections has been made, and a probability model for path selection has been set up with the maximum - utility theory and disaggregating model. detailed analysis to impedances on road sections and their functions ( especially to three main composing factors of the impedances as cost of time, transport and toll and to the functional relations with traffic loads ) was made, at the same time, the relative cost calculating model was set up on the basis of the state - of - art achievements in both international and national researches
主要研究內容包括：交通量的產生根源及一般影響因素分析和當前公路運輸地位討論；從交通分配理論及經典配流方法著手，通過分析城市間交通流路徑選擇行為和收費公路路段交通量特殊影響因素，初步提出路段交通量的形成機理，並採用效用極大原理和非集結模型理論（ disaggregationmodel ） ，建立用戶出行路徑選擇概率模型；對路段阻抗及路阻函數（尤其對行程時間費用、車輛營運費用和道路收費這三個構成路段阻抗的主要因素及其與交通負荷間的函數關系）進行較為詳盡的分析，並以現階段國內外較為先進的研究成果為依據建立相應的成本測算模型，其中，特別提出了兩種確定客貨車輛時間價值的分析方法；離散分析法和時間-費率轉換法，後者是在目前基礎調查、統計數據資料不夠齊全的現實下提出的一種確定道路系統內務車型時間價值的較為實用的新方法；對我國公路收費政策的背景和理論、實踐依據及費率的各種影響因素進行重點分析；從數學的角度證明合理費率的存在性，並以最優化理論為基礎，建立在普通收費公路和擁擠路段交通調控型收費公路兩種模式下合理費率的計算模型等。Aminobenzenesulfonic acid super - plasticizer is selected though cement paste test, which be provided with high water - reducing property, low slump loss and good compatibility with cement. according to the request of super high early strength, admixture rf is obtained though tests to compare performances of different accelerators and admixtures. experimental research and analysis are carried out on coarse aggregate ' s grain - size effect and composite aggregate ' s bulk - density to take sensitivity of coarse aggregate into account
通過水泥凈漿試驗比較選擇了減水率高、坍落度損失小、與水泥適應性好的氨基苯磺酸鹽高效減水劑；針對超早強的性能要求，試驗比較了不同早強劑及早強性摻合料的性能表現，研製了早強性能顯著、與高效減水劑和水泥相容性較好的rf摻合料；考慮到修補混凝土對粗集料粒徑的敏感性，對粗集料粒徑效應及混合集料堆積密度進行試驗研究與分析；並對修補混凝土的抗折、抗壓、新老界面粘結強度以及抗凍性等進行了試驗研究。As a completely new study method, creative learning treat the questions as the media, create a kind of enviroment and process which are similar to scientific studyjet students collect, analyse, and deal with informations by themselves in order that they can feel and experience the process of creativing knowledge. in this way, they can understand society. learn how to study, cultivate their ability of analysing problems, solving problems and ability of creativeness. as the creative study has the characters of open. experimental processive, which made it can be used widely in all subjects ' teaching and spread thoroughly and quickly. i want to explore how to adopt the creative learning in common school combined with biology teaching through educational experiment. this educational experiment is seclected from two classes ' students in senior two from xi ' an no. 33 middle school. these two classes ' students were regarded as the materials of this experiment. the experiment lasted for three months and adopted natural experienc e. i had two tests before and after the experience. during the class period and free time, i would holden creative learning under the condition of obeying the principal of experiment
作為一種嶄新的學習方式，研究性學習在教學過程中以問題為載體，創設一種類似科學研究的情境和途徑，讓學生通過自己收集，分析和處理信息來實際感覺並體驗知識的產生過程，進而了解社會，學會學習，培養學生分析問題，解決問題的能力和創造能力。由於研究性學習呈現出開放性、自主性、實踐性與過程性等特徵，使得它在各學科教學中得以廣泛運用，並迅速推廣開來。本人通過對國內大量文獻資料的研究，發現研究性學習主要是在經濟、文化發達，教育觀念先進，硬體設施良好的沿海城市及重點中學開展。The worm - like mesoporous materials were synthesized and characterized with tem, x - ray diffraction, nitrogen adsorption / desorption and ft - ir techniques, etc. the results showed that all the samples had larger porediameter than the samples through calcinations under resembled conditions, but the mesopore ordered poorly. ft - ir results showed hexagonal structural character were kept, but xrd, tem results showed that the samples have the structure characteristics of msu - x. it was analysized that all n2 adsorption isotherms of the samples belong to langmuir iv category which is related to mesoporous materials
Ft - ir光譜表徵結果顯示，經萃取處理后的介孔sio _ 2材料保持了六方的結構特徵；經xrd 、 tem進一步分析，證實所合成的介孔氧化硅材料具有msu - x材料的結構特徵， xrd譜圖表明樣品具有短程有序性：所合成的材料低溫n _ 2吸附測試結果表明，各樣品的n _ 2吸附等溫線均與中孔（介孔）特徵的第類曲線基本相符；由kelvin公式計算得到的孔徑分佈曲線說明，介孔材料具有較為集中的孔徑分佈；各樣品的bet比表面積比較高。Based on extensively gathering and sysmatically analyzing much geophysics, sedimentary, structure and petrological materials in research field and taking two field geological explorations from south to north in western odors basin margin, the paper studied large numbers of seismic sections and newly - finished profiles in former seismic blanked area of western margin as well as up - to - date gravity and magmatic fruits, put views on the regional geotectonic background and basin - mountain coupling and made through research on the structure features and attribute together with the result of fission track testing
筆者廣泛收集和系統分析了研究區大量的地球物理、沉積、構造和巖石學等資料，對盆地西緣自南而北進行了兩次野外地質實際調查，在此基礎上，重點研究了大量地震剖面和在西緣地震勘探空白區新完成的地震剖面及新近重磁電研究成果，結合裂變徑跡等測試分析資料，從區域地球動力學背景和盆山耦合的思路入手，對鄂爾多斯盆地西緣的構造特徵及其屬性進行了詳細解剖。China national cereals, oils, & foodstuffs imp & exp corporation ( hereinafter referred to as cofco ) is a national import and export enterprise, which has encountered tougher competition and lower margin in the import and export trade market in recent years to enforce its competitive advantages and make the best use of its core competence in agricultural products, cofco has extended its value chain from low value - added agricultural product business to high value - added food processing industry this paper centers on an in - depth analysis of wine business, vegetable oil business, flour business, and beverage business of cofco, and proposes specific strategic measures for cofco to take in the future competition there are three parts in this paper the first part is the outline of cofco and its current operations in food processing industry in general, the second one focuses on an in - depth analysis of four major segments of cofco ' s food business operations, and the last part discusses the trends of international food business industry and puts forward strategies of top priorities for cofco to achieve its goal in the food industry to become the most influential food enterprise in asia - pacific region, and the main channel for foreign investors entering into china ' s food industry
中糧集團利用自身在糧油等農產品方面的優勢，延伸價值鏈，斥巨資投入到食品加工業。論文對中糧集團葡萄酒、食用油、麵粉、飲料等四大食品加工板塊進行了重點分析，並提出了下一步戰略實施設想和相應的對策。論文分為三個部分，第一部分為中糧集團和食品加工業概況；第二部分為中糧集團食品加工行業結構分析及對策研究，在對葡萄酒、食用油、麵粉、飲料等行業的特點、中糧集團在各行業經營現狀闡述的基礎上，著重對該行業發展趨勢、中糧集團在各個行業中的優劣勢、機會與威脅進行了深入的分析和研究；第三部分論述了國際食品行業和中糧集團食品行業的發展戰略，在闡述國際食品行業發展趨勢的基礎上，提出了中糧集團食品行業戰略目標： 「成為中國乃至亞太地區最大的食品公司和外國投資者進入中國食品工業的主要渠道之一」的實現途徑。On the basis of the preliminary exploration into the historical development of guangxi han nationality and the basic characters of its traditional culture, by means of such study methods as investigation, collecting material and analysis, the parts from the second to the sixth of this thesis made observation and study of eight aspects of han nationality ' s traditional culture, which most possess national characters, summed up corresponding regular characters, and put forward the ways to transform, make use of and exploit them at contemporary times
在初步探討廣西漢族歷史發展和傳統文化基本特點的基礎上，文章從第二到第六部分，通過調查、收集資料、分析等研究方法，對漢族傳統文化中最具民族特色的八個方面進行考察，總結出相應的規律特徵，並提出在當代改造、利用、開發的途徑。第二部分的服飾、飲食、居住等消費生活文化，屬於物質文化層面。分享友人