元素比值 的英文怎麼說
中文拼音 [yuánsùbǐzhí]
元素比值
英文
element ratios-
The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno
研究結果表明： 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化：隨海拔高度上升，機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒，海拔1600m以下出現粘化層；土壤有機質豐富，表層有機碳含量一般在20g kg以上，有機碳含量隨海拔高度升高而相應增加，海拔3500 3700m的灌叢草甸植被下有機碳含量最高；土壤呈酸性或微酸性，並隨海拔上升， ph值略微降低，酸性增強，海拔2700m以上的土壤多呈鹽基不飽和狀態，表明土壤淋溶作用較強， ph值和鹽基飽和度呈極顯著正相關；土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定，土體中sio _ 2含量較高， cao含量較少， sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ，礦質元素含量的順序依次為： sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements
摘要近20年由於氣相同位素比值質譜儀的改良和氫、氧、碳、氮和硫等穩定同位素的廣泛研究，穩定同位素的研究技術已實質增加我們對于這些元素在自然生態系中生地化循環的了解。Further research of lithofacies pvove : lode country output points belongs to tidal - flat facies. and the two sides belong to littoral facies - estuarine facies. ore area petrochemistry analyse also prove : intraclast congeries silica rock in basin have higher cu, ag abundance than circumference pena. the prominence inhomogeneity of the cu distribution indicates reconstruct of the late construction
礦區內巖石化學測量也證明：盆地內發育的內碎屑堆積硅質巖比周圍巖石具有更高的cu 、 ag元素地球化學豐度值， cu元素分佈的顯著不均一性，表明了後期構造的改造作用。Besides, of the several algorithms those have been proposed in the literature for solving the transportation problem, previous computational results indicated that the primal algorithm ( modi method ) is more efficient, so we have compared the amedv versus the modi method. because very little experimentation was carried out on algorithmic techniques used in the codes of amedv, we have also performed a number of runs that test the overall solution time as the number of significant digits in each of the parameters is varied
因為元素判別值分配法是運輸問題引發出的求解新方法，並且階石法是目前解運輸問題的較快速解法，所以特別針對運輸問題通過若干組有代表性的檢驗數據進行數值測試，在實際問題中對比元素判別值分配法與階石法的演算法執行時間，研究兩對演算法執行效率上的差別，並分析差別產生的原因。The mn / sr value considers the mn content for control factors of cathodoluminescence and the relative content of the marine versus terrigenous elements. so the mn / sr ratio is the relatively comprehensive discrimination criterion for controlling the alteration of marine carbonate
Mn sr比值在考慮了控制碳酸鹽陰極發光性的mn含量的同時，兼顧了海相和陸相元素的相對含量，因而是一種較全面的成巖蝕變性判斷標準。The elements of the reduced - jacobian matrix are functions of some parameters of the system. for example, effective short ratio, power base ratio, coupling impedance and load flow of the system. for single - infeed hvdc system with a parallel ac line, computer simulations using power system analysis software package ( psasp ) were performed
用一種簡單的方法可以求得降階雅可比矩陣，由於降階雅可比矩陣的元素都是交直流混合系統中一些參數的代數函數，如有效短路比、功率基準比、連接阻抗和系統潮流等，因此，矩陣的特徵值也與這些參數相關。Meanwhile, the internal research itself at this period existed great theoretical tensions. for instance, sa kong - liao, adopted alternative viewpoint from yun yi - qun on the issue of the truth ; while guan yi - xian was different from yun yi - qun on the subject of whether there is a interdiciplinary pragmatic relationship between fae factors of news value and those of news
同時，這一時期的研究內部也存在著相當的理論張力，比如對于「真實性」的看法，薩空了與惲逸群不同；對于「新聞價值要素」和「新聞的要（元）素」之間是否存在「交叉使用」的語用關系，管翼賢與惲逸群也是持論不同。Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material
研究表明:電解液的配製過程中，氯化釕濃度、溶液ph值、陳化時間、溶液溫度對電鍍效果均有影響，其中溶液ph值是最主要的影響因素;在儀器的使用條件探索中，理論結合實驗確定了本電鍍液體系循環伏安電勢窗的理想范圍，並發現循環伏安掃描速度和掃描周期對電鍍結果也有較大影響;混合氧化物的共沉澱是目前研究熱點，在此選用與釕同一族的銥作為共沉澱元素，銥的加入會阻礙氧化物的沉積速度，銥的比例超過50 %會使沉積作用停止，但是二元氧化物的協同作用使沉積的活性物質比容量大大提高;一定溫度下退火后處理作用會使水合釕化物轉變成混合價態的氧化釕，從而提高活性物質的穩定性。Are compared to the specified value using the specified
的元素與指定值進行比較。This paper, based on the determination of expropriated land section, establishing weighing index, index quantification, total score on units, classification, and via land production value and cases comparison, calculates the integrated value on expropriated lands in shuyang county, providing a demonstration case in calculating the integrated value on expropriated lands by means of the integrated land value evaluation information system
摘要從征地區片單元的確定、區片影響因素因子的構建、影響因素因子指標量化、單元總分值計算、區片級別的劃分以及在區片劃分的基礎上採用土地產值倍數法和征地案例比較法測算征地區片綜合地價，並藉助於征地區片綜合地價評估信息系統對沭陽縣征地區片綜合地價測算進行實證研究。The integrated study of heavy mineral, palaeocurrent direction, and sedimentary facies distribution has disclosed that the detritus are derived chiefly from the southeast and east - northeast during the deposition of the yanchang formation in the late triassic. the variations in the palaeocurrent directions have consequences for the development and distribution of the sequence stratigraphy and sedimentary facies of the yanchang formation. the major and trace element analyses of the mudstones from the yanchang formation also show that the lake waters would be freshened to brackish
初次通過泥巖常、微量元素測試資料和沉積學分析得出，延長期富縣探區湖泊水體屬于淡水-微鹹水，微量元素含量及其比值在剖面上的變化對延長期湖平面升降和氣候的演變具有良好的響應，湖平面升降、氣候演變對層序地層的發育有著直觀而又重要的影響。It shows that the particle number will fluctuate with the recombination coefficient ; 3 ) the dynamic process of the n - type doped diamond film is simulated. the particle distributions of s, s + and ar + are gotten. the result has important reference to the investigation of n - type diamond film doping at low temperature
（ 3 ）對不同氣壓、偏壓和不同的配比情況下n型硫摻雜的金剛石薄膜的動力學過程進行了模擬，得出了摻雜元素s和s ~ +以及惰性氣體ar ~ +的粒子數分佈，計算結果對摻雜過程的研究有重要的參考價值。In the case of element and attribute names, for instance, names are only written to the encoded form of a document once as text, and are then referenced by an integer handle value when they re reused
比如對于元素名和屬性名，名稱只有一次作為文本寫入文檔的編碼形式，當再次使用時將使用一個整數值引用。The results indicated that broom flower is 50 %, 80 % and 100 % higher in protein, fat and carbohydrate content respectively than the ten vegetables, and the amino acid composition is balanced and the content reaches 1875. 55mg / 100g, with 37. 92 % of essential amino acids. the trace element zinc and selenium, and vitamin b2 is significantly higher than the ten common vegetables
結果表明，金雀花的蛋白質、脂肪和碳水化合物的含量比10種常見蔬菜平均值分別高5濺， 8既和100 % ;氨基酸種類齊全，含量達1875 . 55mg / 1009 ，人體必需氨基酸占氨基酸總量的37 . 92 % ;微量元素鋅和硒，維生素b2等營養成分，明顯高於10種常見蔬菜。Fes _ 2 ( pyrite ) has been considered as a valuable semiconductor for solar energy conversion and other photoelectrochemical applications since it consists of nontoxic and abundant elements. because of the band gap of about 0. 95ev and the very high light absorption coefficient ( < 700nm 時 ， > 5 10 ~ 5cm ~ - 1 ), it might be suitable for sensitization solar cells and in the form of ultrathin films
Fes _ 2 （ pyrite ）是一種具有合適禁帶寬度（ e _ g 0 . 95ev ）和較高光吸收系數（ < 700nm時， > 5 10 ~ 5cm ~ - 1 ）的半導體材料，其組元元素儲量十分豐富、無毒，而且在制備太陽能電池時可以以薄膜形式使用，成本較低，與已有半導體材料相比，是一種較有研究價值的太陽能電池材料。The decor industry customers can be divided into three groups based on their internal value based on their internal value, decor industry customers can be divided into three groups : enjoyment oriented group, traditional oriented group, fashion oriented group. the brand positioning of ikea is combined with deep understanding of chinese decor industry customers " internal value the target chinese customer group of ikea now is focused on the young, having style and not rich customers
同時，比較家居市場的現有主要消費群和未來潛在消費群可以發現，現有主要的消費群比較偏好「明智購物」 、 「定製化」 ，而未來的潛在家居消費群則比較偏好感性的價值元素如「新潮」 、 「美譽」 ，對「服務」和「全面成本」等表現出一定的負向需求。A percentage value indicating how far a fixed - size element will stretch when the target exceeds the source
一個百分比值，指示當目標超出源范圍時，固定大小的元素將延伸的程度。Comparing with other rocks, black shales are actually a series of sedimentary rocks enriching sulfide minerals, organic matters and trace elements such as v, ni, mo, cu, zn etc. thorough studies of black shales weathering have important theoretical, economic and environmental values
與其它巖石類型相比，黑色頁巖是一類富含硫化物、有機質以及v 、 ni 、 mo 、 cu 、 zn等微量元素的沉積巖，對該類巖石進行化學風化作用研究具有重要的理論、環境和經濟價值。The following results are achieved : ( 1 ) in accordance with the empirical electron theory of solids and molecules, considering the number of covalent bond pairs on the strongest bond in a segregation structure na, the elements for matrix - strengthening can be chosen. ( 2 ) on the basis of the available phase - equilibrium thermodynamics calculation of alloy system and phase diagrams, which have been worked out, the contents of alloy elements can be identified with reference to the types, quantity and phase - transformation of carbides. ( 3 ) both the values relating to toughness ( including bending strength, yield strength, impact value of unnotched samples ) and hardness of new dm9 die steel are higher than those of crl2mov die steel
結果得出： （ 1 ）根據固體與分子經驗電子理論，利用偏聚結構單元的最強共價鍵上的共用電子對數n _ a ，可以選擇工模具鋼基體相的強化元素； （ 2 ）根據合金系相平衡熱力學計算及已有的相圖，可以碳化物類型、數量及其相變確定合金元素含量； （ 3 ）新型dm9鋼在強韌性（抗彎強度、屈服強度、無缺口沖擊值）和硬度方面均高於cr12mov鋼； （ 4 ）以dm9鋼與6crw2si 、 7cr2wmovsi （ dm7 ） 、 h13和cr12mov四種模具鋼的實驗比較，進一步驗證了上述冷作模具鋼合金設計方案是合適的。On basis of inierpretation to the tm images of the researched area, we utilize characteristic information picking techniques, such as ratio technique, self adapting enhancing, spatial filter, to pick up the information of the geologic structure and rocks. combining the geochemical properties of the elements and the ore cofltrol conditions, we analyze the mineralization conditions of the researched area, predict the mineral resources in the area, and put oot the geologic remote sensing prediction mode, block out the target region of mineralization
本文在研究區tm圖像解譯的基礎上，主要利用了比值技術、自適應增強、空間濾波、等特徵信息提取技術，對本區地質構造信息和巖石信息進行了提取，結合有關元素的地球化學性質及控礦條件，對研究區的成礦地質條件進行了分析，對研究區的礦產資源進行了預測，提出了地質遙感預測模式，圈定了成礦靶區。分享友人