元素的轉化 的英文怎麼說
中文拼音 [yuánsùdezhuǎnhuà]
元素的轉化
英文
transmutation of elements-
Projection algorithm is presented as follows : first, characterize the reference image and the float image and turn into binary images ; then, project the binary images onto the abscissa and y - axis and get the projection vectors ; last, according to the elements of the vectors, the rotation and translation parameters were calculated separately
投影法通過二值化參考圖象和浮動圖象,沿x軸、 y軸投影得到投影向量,然後根據投影向量元素的大小和位置,分別檢測圖象間旋轉、平移運動的大小。Carbon can promote the forming of carbide of fe3c mostly during the ma, while it seems that chromium makes amorphism easier. in addition, this paper also made a research on the milled powder forming technology, and presented some improvement methods
機械合金化過程中,碳元素可以促進以fe _ 3c為主的碳化物的析出,鉻元素使粉末更趨向于非晶態轉變,並使材料出現超順磁現象。In order to understand the effects of drainage ditches on the biogeochemical cycling in wetland, this paper takes the sanjiang plain as an example, and makes a detail introduction to the impacts of drainage ditches on the characteristics of movement, transformation, inputs and outputs of chemical elements and on the chemical mass balance
以三江平原濕地為例,從溝渠對濕地化學元素遷移轉化、濕地化學元素輸入輸出和濕地化學質量平衡影響方面分析了溝渠對濕地生物地球化學循環的影響。The traditional elements have had the more and the more big variety in the big tide of the international jewellery, being turned from the nobility and costliness to the civilian and personalization
摘要傳統元素在國際首飾大潮中發生了越來越大的變化,由貴族化、高檔化向平民化、個性化轉變。Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation
為解釋微合金化50crv鋼強韌化機理,本文通過對不同淬火溫度,回火溫度,回火時間下的力學性能指標的對比及顯微分析,認為微合金元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應,會在硬度曲線中產生明顯的二次硬化現象。As to the separation of p - xylene / m - xylene, in order to blend polymer hydrophobe with p - cd which is preferential to adsorb p - xylene, etherified p - cd was synthesized using benzyl chloride ( phch2cl ). the influences of etherification conditions on the reaction conversion and the degree of substitution of etherified p - cd were investigated. the reaction conversion increases with the increasing of molar ratio of phcr ^ cl : p - cd and the concentration of p - cd
對于px mx體系的分離,為使對px具有優先絡合能力的一環糊精( cd )能夠與油溶性高分子共混,本文採用williamson合成法運用氯化芐( phch _ 2cl )使-環糊精( - cd )醚化,並由元素分析結果,計算出醚化產物的取代度和轉化率,系統地考察了反應條件對轉化率和取代度的影響。By transforming architecture elements ( component and connector ), we can get the process view of architecture. in the end we use the method to analyze the two cases in kwic system and compare the results of architecture performance analysis
軟體體系結構由構件和連接件組成,本文分析了構成體系結構的六種組成元素,通過這些組成元素的轉化提取體系結構的進程視圖,然後應用排隊理論建立性能建模。But in contrast of the research of chemical weathering of other rocks, such as granites and basalts, the research of chemical weathering of black shales both in width and depth still remains much to advance. after reading and investigating widely, we selected lower - cambrian black shales and their weathering profiles in hunan province as research objects of our work at first. then, based on field investigation of weathering status of lower - cambrian black shales and it ' s relationship with soil composition and human activities in hunan, we studied changes of chemical composition such as major and trace elements before and after weathering of black shales by comparison
根據文獻閱讀和野外調查,本文選擇了湖南安化、桃江、望城等地下寒武統黑色頁巖及有關風化剖面作為研究對象,並在查明湖南下寒武統黑色頁巖的風化現狀及其與土壤組成、人類活動的關系的基礎上,對比研究了黑色頁巖風化前後主量和微量元素等化學組成的變化,探討了元素的富集和遷移轉化機制以及黑色頁巖風化與區域環境質量的關系,得出了如下幾點主要成果和認識: ( 1 ) ti是黑色頁巖風化過程中的「不活動」元素,可作為參照元素,對其它元素的活動性進行質量平衡計算。The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change
結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素( ce 、 la 、 y 、 dy ) 、能量(超聲波、磁場)介入后,沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化,表現在:鍍液的陰極極化過電位和極化度降低,沉積速度提高;鍍層的結合力、表面質量改善;鍍層中過渡族元素的含量增加,輕元素硼的含量降低,同時證實了稀土元素與過渡族元素共沉積的可能性;鍍層的顯微結構由非晶態向微晶和多晶態轉變;鍍層的顯微硬度與耐磨性提高,力學性能優化;鍍層的矯頑力降低;磁導率提高;鍍層的磁化強度在能量(超聲波、磁場)和輕稀土元素ce 、 la介入后提高,重稀土元素y介入后降低。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。It suggests that there exits a close relationship between microorganism resources and the sustainable development of agriculture ; microorganisms play important roles on the improvement and sustainability of soil fertility, the transformation of nutrient elements, the conservation of environment and ecosystem balance
認為微生物作為一種寶貴的資源,它與農業可持續發展的關系十分密切,它在土壤肥力的提高與保持、營養元素的轉化、環境凈化與生態系統的平衡等方面起著極其重要的作用。The power of a god or demon to transform a concept into an element of the sensible world
空幻境界神或魔鬼所具有的能將觀念轉化為可感知世界的一個元素的力量This paper discusses how the silicate bacteria affect potassium releasing from minerals, especially the function mechanism during the interaction between bacterial and minerals ; the paper emphasize the problem such as the utilization of silicate bacteria to release significant amounts of potassium from soil minerals in the karst area, and at the same time the utilization of the silicate bacteria in the agriculture of karst area is discussed
主要探討矽酸鹽細菌的解鉀作用,以及使難溶性礦物態鉀轉化為速效性鉀的作用機理;同時在研究矽酸鹽細菌解鉀作用機理問題的基礎上,重點探討了喀斯特環境中利用矽酸鹽細菌活化土壤中的礦物鉀元素的問題,特別是矽酸鹽細菌在喀斯特環境中農業上的利用。Percentages of more than 20 elements in rock can be given by geochemical well - log, and percentages of minerals in rock can be calculated based on established model of rock constitution and conversion ratio between elements and minerals, then density of framework of rock can be calculated
摘要地球化學測井能給出二十余種元素的含量,根據礦物組合模型、元素含量與礦物的轉換關系可以得到巖石的礦物種類及其百分含量,然後得出比較準確的巖石骨架密度。The results shows that the community richness, species diversity indices and evenness of tree layer and shrub layer share the same order, of which is higher in pure limestone region than that of in pure dolomite region, but it reverse in herb layer ; the coefficient of similarity is considerably low between all plots, while species turnover rate is quite high among the plots and is higher in dolomite region than that of in limestone ; in different karst regions, karst processing leads to niches diversity characterized by special morphologies and special element geochamical features, and therefore affect the dynamic and features of plant communities
我們在最有代表性之一的貴州茂蘭喀斯特森林保護區選取純灰巖和純白雲巖兩種巖性的喀斯特環境,對其元素地球化學特徵及其中原生性植物群落的相異性和物種多樣性進行了對比,結果發現:不同巖性區域多樣性:喬木層和灌木層為純灰巖區純白雲巖區,草本層為純白雲巖區純灰巖區,總體上純灰巖區的高於純白雲巖區的;各樣地間的相似性系數都很低,相同巖性類型內的明顯高於不同巖性類型之間的相似度;物種周轉率高,且白雲巖區高於石灰巖區,種類組成差異明顯;喀斯特區可溶巖地球化學背景通過喀斯特作用導致特殊的地形條件與元素地球化學特徵,並引起局部小生境的分異從而影響植物群落特徵。Seaward element fluxes change considerably in the estuary, and it is important to understand effects of estuarine processes on the phase transformation of elements in order that the flux of dissolved phase can be properly made
河口中元素向海洋的輸送通量變化很大,為了能正確地評估溶解態元素的輸送通量,弄清楚河口混合過程對元素固-液相態轉化的各種效應是重要的。Chapter 15 micronutrients and micronutrient fertilizers. boron, copper, mo, mn and their physiological roles and deficiency symptoms. their forms and their availability in soil. common iron fertilizers and effective usage
第十五章微量元素肥料主要講授微量元素硼、銅、鉬和錳等的生理功能和營養作用,缺素癥狀;土壤中4種微量營養元素的形態、轉化及其有效性;微肥的合理施用。In comparison with coal power stations, natural gas firing releases lower emissions of carbon dioxide, the principle cause of climate change
相比燃煤發電站,燃燒天然氣釋出較少導致全球氣候轉變的主要元素二氧化碳。The deposit is regional located in the place of the sudden changing of gravity - gradient zone in the direction and intensity. the area also shows high geochemical background of au, ag, as, sb and hg elements
區域上礦床處于重力梯度轉向及其梯度值突變部位,有au 、 ag 、 as 、 sb 、 hg等元素的地球化學高背景區。To write a stylesheet that matches elements from xmi and transforms them into xml schema elements is conceptually simple enough
編寫與xmi元素相匹配並將其轉化為xml模式元素的樣式表,從概念上講很簡單。分享友人