元素形成 的英文怎麼說
中文拼音 [yuánsùxíngchéng]
元素形成
英文
elementary form-
A rectangular array of elements, arranged in rows and columns, that may be manipulated according to the rules of matrix algebra
由橫排成行、縱排成列的元素組成的一種矩形陣列,可按矩陣代數規則對其進行運算。In this paper, oxid crystals were synthesized by the hydrothermal method, and the effects of the hydrothermal condition on shape and quality of crystal were studied by changing experimental temperature and mineralizer. on the base of these works the blue sapphire dopped with fe, ti and sapphire dopped with ti were synthesized. meantime, the effects of ti, fe - dopped on sapphire and what lead to the blue of sapphire were studied
本文採用水熱法合成了- al _ 2o _ 3和zno晶體,通過改變溫度和礦化劑條件研究了水熱條件下溫度和礦化劑對- al _ 2o _ 3和zno晶體合成的影響;在此基礎上通過摻雜致色元素,合成了藍色藍寶石、鈦藍寶石,並研究了fe 、 ti等致色離子對藍寶石晶體界面形態和質量的影響,分析了藍寶石的致色原因。Strong negative 8 eu shows the granites are high evolved granite. ( 6 ) the tetrad effect of ree and the obvious fractionation between k - rb, y - ho, zr - hf, nb - ta, and sr - eu in the dajishan granites indicate that, the aqueous fluid pays an important role in the evolution of the granites, as well as indicate that there exist enough interaction between peraluminous melt and aqueous magmatic fluid. furthermore the fluorine played a very important role in this process
( 6 )大吉山花崗巖類稀士元素具有「四重效應」配分的特點以及微量元素對kjrb 、 y / ho 、 zr艦f以及nb / ta發生明顯分異,暗示在花崗巖巖漿的演化過程中,經歷了充分的流體一熔體作用,同時分異出大量富含f 、 w等礦化劑元素和成礦元素的熱液流體,致使鎢礦的形成。Scanning electron microscope ( sem ) and x - ray photoelectron spectroscopy ( xps ) studies indicated that the additive of cs _ 2 took part in the sei film - forming in the process of battery cycles. the elements of carbon, oxygen and fluorin are the main members in the compounds of sei film. sulfur is also one of the main elements of the sei film when the electrolyte included additive of cs _ 2
利用掃描電子顯微鏡和x射線光電子能譜研究表明,二硫化碳在電池的循環過程中參與了sei膜的形成, sei膜的組成物質中主要是c 、 o 、 f三種元素,加入二硫化碳后, s元素也成為主要組分, sei膜的主要組成物質有烷基氧鋰、烷基碳酸酯鋰、碳酸鋰、硫酸鹽、聚烯烴及氟化鋰等。The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine
用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌:用xrd進行原料物相分析,及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度;用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性;用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試;採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定;用萊次偏光顯微鏡( pm )測試固體潤滑劑的硬度;用材料試驗機測試固體潤滑劑的抗壓強度等。The basic elements of a control system using a digital computer consist of the data - gathering devices which perform analog - to - digital conversion on data form the system which is to be controlled ; the digital computer itself, which performs calculations on the data supplied and makes the necessary decisions ; and the means of communication with, or control over, certain of the elements in the external environment
由在數據上執行模擬數字的轉化的設備形成將被控制的系統的集合數據使用一臺數字的計算機的一個控制系統的基本的元素組成;數字的計算機自己,在供應的數據上它執行計算並且做必需的決定;並且通訊的工具與,或控制上,肯定在外部的環境的元素的。That the alloying element mn and ti substitutes the atom of fe in the rich iron - phase ( al, si, fe ) and resumes the part of the element si in primary phase refines the second phase. at the same time, the volume percentage of second phase is increased. at the course of solidification, the alternating current field changes obviously the microstructure morphology of the al - 20si - 5fe - x alloy and the number of particle eutectic structure is increased
合金元素mn 、 ti通過占據富鐵相( al , si , fe )中鐵原子的晶格位置,同時消耗部分初生相中的si元素,形成四元富鐵相( al , si , fe , mn ) ,細化了合金中的第二相,同時提高第二相體積百分數。In examining samples, we measured composition and bonding by chemical analyzer and raman spectrum, and measured surface by atomic force microscope
在試片的檢測部份,我們利用了化學分析電子儀及拉曼光譜儀分析薄膜之元素組成及其鍵結,並且用原子力顯微鏡觀察其表面形貌。Linker molecules, the polymerization of 3 - [ 2, 5, 8, 11 - tetraoxa - tridecyl - 13 - ol ] - pyrrole were designed and synthesized according to the requirement of the electropolymerization. the electropolymerization of 3 - pyrrole derivative with alkaline medium at platinum disk electrode have been studied by cyclic voltammetry and chronoamprometry. the polypyrrole membrane was characterized with scanning electro microscopy ( sem ), energy dispersive x - ray analysis ( edx )
本論文首先在循環伏安、恆電位法電聚合的基礎上篩選出了適合於作為固定dna的載體3 -吡咯甲基-四聚乙二醇單醚,探索了在堿性條件下將其聚合到鉑盤電極上的實驗方法和條件,並利用掃描電子顯微鏡( sem ) 、 x -射線能量散射譜( edx )等實驗技術對聚合膜的表面形貌和元素組成進行了表徵。This research project, based on the existing problems in mathematics curriculum evaluation and the conceptions of mathematics curriculum as the guideline, systematically analyzes the basic characteristics of the developmental evaluation, i. e. multi - dimensional, formative, developmental, understanding and inspiring. drawing on the modern mathematics conceptions, multi - intelligence theory and theories of constructivism, this project systemically illustrated the connotation of the developmental evaluation : the key of evaluation is for application ; the goal is multi - dimensional ; the process is context - dependent ; the outcome is to promote the development. in view of the conceptions of developmental evaluation ( i. e. human - centered whole evaluation ; quality - focused overall evaluation ; participation - stressed autonomous evaluation ; future - faced evaluation ; guiding evaluation and inspiring evaluation ), the components of the developmental evaluation model in the new mathematics curriculum is analyzed in details in this project ( i. e. goal system, subject system and object system ) and the core structure of the developmental evaluation is established ( i. e. evaluation indicator system model )
本課題研究以數學課程評價的現存問題為著手點,以數學課程理念為目標指向,系統分析了數學新課程發展性評價的多元性、形成性、發展性、理解性、激勵性等基本特徵;以現代數學觀、多元智力理論、建構主義理論以及成功智力理論為理論背景,系統闡述了數學新課程發展性評價之意蘊?評價核心聚焦應用,評價目標指向多元,評價過程依存情境,評價結果歸依發展;以數學新課程發展性評價理念,即以人為本的全體性評價、注重素質的全面性評價、注重參與的自主性評價、促進完善的引導性評價、不斷進取的激勵性評價、面向未來的期望性評價為航標,深入剖析了數學新課程發展性評價模式的構成成分,即目標系統、主體系統和客體系統,由此構建發展性評價模式的核心圖式?評價指標體系的模式:以數學新課程發展性評價過程為參照,尋求並創設評價準則的設計技術,評價權重的構造技術,評價信息的收集技術,評價結果的分析與處理技術;以數學新課程評價系統內蘊的一般認識論、發生認識論與發展認識論指導評價方法,詳細探討了檔案袋法、表現性評價、自我評價與同伴評定相結合的方法、蘇格拉底式研討評定和測驗法在評價中的應用。The aluminates are used as the base and the rare earth materials are used as the luminescence center and trap center. the excitation resource can be visible light and man - made light
它以鋁酸鹽陶瓷材料為基質,以稀土材料作為摻雜元素形成發光中心和陷阱中心,激發光源可以為目光或人造光源。When several rare earth elements or rare earth with titanmium, zirconium were doped together, they form composite oxides
當添加多種稀土元素時則形成復合氧化物。稀土元素還可和鈦、鋯等元素形成復合氧化物。Abstract : according to the system of regionalization of natural disaster presented by authors, this paper produces the basic units of natural disaster from the physical geographical elements. combined with the natural disaster database and the method of bottom - up merging, 110 natural disaster areas is achieved. furthermore, by using the top - down dividing method, the comprehensive regionalization scheme of agricultural natural disaster is achieved, with 5 natural disaster realms, 23 natural disaster regions and 110 natural disaster areas
文摘:根據作者提出的全國農業自然災害綜合區劃的思路,以自然地理要素形成基本單元,結合自然災害報刊數據庫系統,運用自下而上區域合併的方法,得到了全國自然災害區劃小區;運用自上而下區域劃分的方法,將全國農業自然災害劃分為5個大區、 23個區和110個小區,得到了全國農業自然災害綜合區劃方案The aluminates are used as the base and the rare earth materials are used as the luminescence center and trap center. the excitation resource can be visible light and man - made light, so this type of long persistent phosphor has the advantages of no - radiation and no need of electricity
它以鋁酸鹽陶瓷材料為基質,以稀土材料作為摻雜元素形成發光中心和陷阱中心,激發源可以為日光或人造光源,無污染,不消耗電能,是一種高效節能的固體發光顯示材料。And even if it could, it would not really help explain the origin of life, because the time available since the formation of carbon is only just over double the age of the earth
而且即使它能夠,那也不一定對詮釋生命的起源真的有所幫助,因為自碳元素形成以來可用的時間不過是地球年齡的兩倍多一點。A ree partition simulation suggests that the tianzhushan intermediate rocks can be generated by partial melting, in coupling with fractional crystallization, of dioritic gneiss which is similar in chemical compositions to the mafic rocks in the lower crust in north dabie ; partial melting of intermediate grey gneiss which is similar in chemical compositions to the middle crust in north dabie can generate the tianzhushan felsic rocks
Ree配分的定量模擬計算結果表明,與基性下地殼相似的北大別基性閃長質片麻巖部分熔融並經過結晶分異能夠形成與天柱山中性巖類似的稀土元素組成,而與中性地殼相似的北大別中性灰色片麻巖部分熔融能夠形成與天柱山花崗巖類似的稀土元素組成。Ree partition simulation suggests that the tianzhushan intermediate rocks can be generated by partial melting, in coupling with fractional crystallization, of dioritic gneiss which is similar in chemical compositions to the mafic rocks in the lower crust in north dabie ; partial melting of intermediate grey gneiss which is similar in chemical compositions to the middle crust in north dabie can generate the tianzhushan felsic rocks
Ree配分的定量模擬計算結果表明,與基性下地殼相似的北大別基性閃長質片麻巖部分熔融並經過結晶分異能夠形成與天柱山中性巖類似的稀土元素組成,而與中性地殼相似的北大別中性灰色片麻巖部分熔融能夠形成與天柱山花崗巖類似的稀土元素組成。Chapter two : analyzes three kinds of modes of long - span architectures space form constitution, which is space construction concept constitution, element body constitution, type language sign constitution, and advances the interaction and integration and construction of the three ways of designs
第二章:分析了大跨度建築空間形態構成的三種手法即立意構成切入手法、元素形體構成切入手法、類型語言符號構成切入手法和三者之間的設計互動與整合。The ratios of the different isotopes differ depending on where and how an element was formed, and are therefore an important clue to the conditions of the element ' s formation
不同同位素的比例不同與元素在何時何地形成的有關,因此這是元素形成環境的重要線索。It has its geographic boundaries, within which the different components of the industry interact with one another as a consolidated system. as destinations are extremely sensitive to any internal and external changes, crisis management is of great importance to the improvement of the anti - disaster ability and enhancement of the image of a safe travel destination
而旅遊地是旅遊活動的承載體,是一種因為人們的旅遊活動使得組織內的各元素形成一種互動關系的系統綜合體,它具有一定的地域范圍,對任何來自外部和內部的變化都非常敏感。分享友人