相對多度 的英文怎麼說

中文拼音 [xiāngduìduō]
相對多度 英文
relative abundance
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
  1. In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits

    論文首次提出並研究了加速模糊函數和加速分辨力的有關概念,並以加速模糊函數為分析工具,詳細討論了加速線性位匹配濾波器的輸出信噪比的損失程卜勒頻率分辨能力的影響程最優參積累時間的約束關系以及線性位匹配濾波器輸出受加速影響的容限等問題。
  2. 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的上升呈有規律的變化:隨海拔高上升,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升高而應增加,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值和鹽基飽和呈極顯著正關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量比較穩定,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 。
  3. Second, the process of modeling an artificial neural network has very high automaticity, for it can accomplish many inner processes automatically

    人工神經網路模型在建立過程中,自動化程較高,許內部過程可以自動完成。
  4. The results showed as follows : ( 1 ) 6 traits are correlative with genomic factors according to analysis of population genetics and comparison of the coherence of twins. ( 2 ) the hereditary mode of rolling tongue or pointed tongue was the dominant heredity of single gene of autosome, and the can - rolling type or can - pointed type was the dominant character

    本文首次從群體遺傳學、家系分析、典型系譜分析及雙生子分析個角並結合關數理統計方法,6項人類學特徵的遺傳方式進行了探討,初步確定了各項特徵的遺傳方式,評價了各特徵的遺傳與環境的重要性。
  5. The air codling system have been installed in open and semi - closed livestock houses. the experimental result revealed that the range of average temperature is reduced about 4, and the rh is about 80 percent, this environment can reduce the swine heat resistant. 5

    將本降溫系統實際使用在開放式豬舍中,進行了系統的初步生產試驗,由試驗數據表明,舍內控制區域內平均溫下降4左右,在80人右,豬八的生tffi環境沒有產生太人的矽,向,能夠人效的緩解豬只a的熱應訊5
  6. The dissertion, after introducing physical geography situation and societal economic sitiuation of chongqing, has also analysed the basic feature of water resources in chongqing, at present the water resources utilization in chongqing is still in traditional phase. there are so many faults and shortcomings in water resources management system. the construction of water resources institutions and regulations is fallen behind. the supply of water resoures has not sufficiently satisfied the demand to water resources. the condition of water quality has not radically improved. soil losses is still serious. the incidence of flood and drought is very high. in accordance with present condition of water resources utilization in chongqing, the dissertion argues that it should strengthen people ' s understanding to water resources sustainable utilization for chongqing ; reform the present water rexources management system and have a try on water affairs management system in chongqing ; make effort to construction of water resources " institutions and regulations ; realize demand management, constuct save - water model society ; according to actual condition, strength water utilization constrution, then realize the balance between water resources supply and demand ; according to the idea of " control resources, conduct flow ", control water pollution, realize sanitary generation ; control soil losses and protect water enviroment ; construc t the system of flood control and diaster prevent

    重慶市的自然地理情況和社會經濟情況作了介紹之後,還分析了重慶市水資源的基本特徵,目前重慶市的水資源利用還處在傳統的開發利用階段,水資源管理體制還存在許弊端,水的法規制建設也落後,水的供給還不能完全滿足需求,水質狀況沒有得到根本性的改善,水土流失還很嚴重,水旱災害發生的頻率比較高。針重慶市水資源利用的現狀,本文提出:應加強水資源持續利用的認識;改革目前重慶市的水管理體制,嘗試水務局管理體制,應加強水的法規和制建設,實現需水管理,建立節水型社會;根據實際情況,加強水利建設,實現水的供需平衡;依據「控源導流」的思想控制水污染,實現清潔生產;治理水土流失,保護水環境;建設防洪減災體系。
  7. Tragedy contains them both, goes beyond both, illuminates both, but comes to no conclusion. tragedy could, it is true, be called pessimistic in its view of the evil in the universe as unremitting and irremediable, but the blight man was born for, the necessary condition of existence. it is pessimistic, also, in its view of the overwhelming proportion of evil to good and in its awareness of the mystery of why this should be - the " unfathomable element " in which ahab foundered. but it is optimistic in what might be called its vitalism, which is in some sense mystical, not earthbound ; in its faith in a cosmic good ; in its vision, however fleeting, of a world in which all questions could be answered

    悲劇包含了樂觀與悲觀,超越了兩者,反映了兩者,但是並不最終指向任何一方.的確,悲劇可以被認為是悲觀的,其原因在於它始終視世間的邪惡為永不止息和無法救贖的.然而那些悲劇人物卻是人類存在之必然疾患的證明.它是悲觀的,同時也在於它意識到在這世上惡于善是麼強勢的存在,並且這一事實的不合理性也一直糾結在它心裏.這一深不可測的迷惘導致了以色列國王亞哈的沉淪.然而,悲劇又是樂觀的,因為其強大的生命力.這種在某種程上神秘的,超乎世俗的生命力.它的樂觀性在於其宇宙本質之良善的信心,在於其即使短暫,卻實在的,認為世間萬種疑惑終將被解答的信念
  8. Establishing an human spine dynamic model is an significan event to study spine injured biomechanics of pilot " s ejective injury, parachute opening, landing and study the endurance to impact loading on human spine. in this paper, the huston " s method of kane " s equations is developed so that it can be applied to the multibodysystem including translation between the bodyies. the dynamic model of human spine is provided basing on these theories, while the big movement of spine is considered. the deformation of vetebra is far smaller comparing with the intervetebra disc, so the spine is considered into multibodysystem including rigid bodies ( vetebra ) and the flexible bodies ( intervetebra disc ). the computer solution correspond with the results of the large scale human impact test. the rigid coefficient factors and the damping factor of intervetebra joints are obtained

    人體脊柱動力學模型的建立研究飛行員彈射救生、傘兵跳傘開傘、著陸等脊柱損傷的生物力學以及研究人體脊柱耐受沖擊載荷的極限問題都具有重要意義.首先發展了凱恩方程的休斯頓方法,使其可應用於變形體連接的體系統,並以此理論為依據建立人體整椎脊柱沖擊動力學模型,此時考慮脊柱的大位移運動,每個椎骨的變形椎間盤的變形小得,把脊柱看成由剛體(椎骨)和變形體(椎間盤)組成的體系統.並以大型真人坐姿沖擊實驗結果進行了擬合,最後得到腰椎間關節剛系數因子和阻尼系數因子
  9. What may have been the relative length of these ethnical periods is also a fair subject of speculation.

    人類文化上的這些階段的究竟是少?這也是一個值得推敲的問題。
  10. Up until recently, those seeking the exotica of the universe ? dark matter as well as dark energy ? focused on the very largest scales ( galaxy clusters and up ) and on comparatively small ones ( a single galaxy )

    直到不久之前,這些尋找宇宙怪物(暗物質和暗能量)的任務,若不是針星系團以上的大尺,便是集中在單一星系這樣小得的尺上。
  11. Based on the model of safe following distance, the design blue print of system is presented in the text. using the multiple impulses horae rotate speed sensor to measure the vehicle speed and nanometer radar to measure the distance of own vehicle to frontal vehicle, and analyzing and judging collected information by at89c51 which is the control centre of the system

    本文在安全跟車模型的基礎上,提出了系統方案:採用霍爾脈沖轉速傳感器測量汽車的速,毫米波雷達測量兩車的距離和,利用at89c51作為信息採集單元的控制中心,各種信息進行分析判斷,當行車距離小於報警距離時啟動關的報警單元。
  12. Diamond micro powder ( abrasive grain = 0. 5 u m ) is added to the plating liquor, after many experiments, we discover every parameter of composite electro - brush plating, includes voltage of brush plating, relative velocity of between brush plating pen and workpiece, adding quantity of diamond micro powder etc. finally steel balls millstone covering with ni - fe - diamond composite electro - brush plating film is produced successfully

    試驗中加入粒為w0 . 5的金剛石微粉,通過反復次的試驗,確定出了鎳-鐵-金剛石復合電刷鍍中的各項工藝參數,包括電壓、鍍筆和工件的、金剛石微粉的加入量、溫等等工藝參數;成功的試製成了覆蓋有鎳-鐵-金剛石復合電刷鍍層的鋼球研磨板。
  13. What is the average daily relative humidity of singapore

    新加坡日平均
  14. The result was used to adjust relative humidity and to enhance the ability of mm5 mesoscale modeling system to produce accurate forecast of precipitation. we define the air condition includes 5 kinds : the clear sky, semitransparent or fractional cloud, high cloud and low cloud and middle cloud. in this process, we present the method development for the generation of cloud based on gms - 5 images. mm5 ( fifth - generation perm. state / near mesoscale model ) output will be extensively used for the off - line computation of dynamic changeable mutispectral thresholds in order to adapt to variable weather using statistical regressive relations produced by optimal regressive analysis

    基於常規地面觀測資料,將天空狀況分為晴空、半透明雲或碎雲、高雲、中雲和低雲5種情況,用最優回歸分析法mm5模式的三維要素場和常規地面觀測資料進行統計分析,得出雲判別和雲分類的衛星雲圖譜閾值的統計關系統計回歸判別方程,衛星雲圖進行雲判別和雲分類,據此得出mm5中尺數值模式初始場各點的雲分佈,並模式初始場的進行調整,以達到改善中尺數值預報模式預報結果的目的。
  15. According to the raman selection rule and the pl measurement, it is reasonable to evaluate the quality of galnp / algalnp mqw by analyzing the relative intensity ratio of a1p - lo / to. ( 4 ) a new modified random element isodisplacement ( mrei ) model is set up to calculate the dependence between the long - wavelength optical phonon frequencies and the composition of iii - v - type ab1 - xcx mixed crystals. the second neighbor force constants are still assumed to be a linear variation with the composition, but the two first neighbor force constants can be evaluated to be a negative exponent variation with the composition, using the overlapped repulsive potential of the ion crystal combination

    通過實驗我們找到了在這些結構參數上生產gainp algainpmqw的較理想的結果; ( 3 )首次用喇曼( raman )散射方法研究了常溫下的gainp algainp量子阱結構,除了指認出喇曼光譜中各光學聲子模外,還結合樣品光致發光譜的測量結果,分析發現喇曼光譜中alp - lo to的比可以在一定程上評定晶體gainp algainpmqw的生長質量; ( 4 )在修正的隨機元素等位移? mrei模型的基礎上建立了一個新模型,計算了ab _ ( 1 - x ) c _ x型?族半導體混晶的長波長光學聲子模頻率的組分變化關系。
  16. Grey correlation analyses show that at the time axis, the factors influencing the diversity of plants strongly are primary productivity, annual precipitation, relative humidity, mean temperature in january, and potential evaporation etc. the spatial distribution pattern of terrestrial vertebrates including mammals, birds, reptilians and amphibians were studied with methods similar to those for plants. 7 d

    通過d以排序表明, d以第一軸與個環境因子均呈顯著關,其中與經、年均溫、年均降水量、年均、潛在蒸發量、初級生產力呈正關,與緯、海拔、年均風速、寒冷指數、年均日照率呈負關。
  17. Without special forming equipment, the gradient distribution of components and the designed properties of the material can be achieved by the component graded change, layering formation and mechanical vibration. and the study shows that more layers of the structure, smoother transition from one layer to another

    在沒有專門的水泥基梯材料成型設備的情況下,採用組分梯變化,通過分層布料和機械振動成型的方法,通過合理的控制,基本上保證了組分的變化,分層越,梯分佈連續性越好。
  18. Relative density of composite pressing powder has no effect on linked interface

    結合情況無大影響,說明同種材料的結合不存在大問題。
  19. Then, using the large - scale coarse grained soil test system, the relative density and direct shear characteristics of sand - gravel mixtures in different size distribution were tested. and the soc affecting mechanism derived from non - uniform granular material was discussed. the phenomenon can be observed that, along with the increase of non - uniform degree, the accumulate structure will become more complex, and the sliding resistance among sands will grow accordingly

    在此基礎上,利用大型粗顆粒實驗系統,測定不同非均勻系數沙石材料的和直剪特性,探討了顆粒非均勻程自組織臨界性影響的具體物理力學機制:隨著非均勻的增大,散粒堆積體的顆粒結構空間分佈堆積方式的樣性增大,顆粒滑動的摩擦耗能增加。
  20. Firstly, a study of target sorting in air combat of single aircraft against multiple targets is presented using the fuzzy optimization method. according to given velocities, distance, relative angle, the target capability and the relative energy index between the target and the attack, the factors are changed into threaten index, which is between the attack and the target, using the mathematic optimum method

    應用模糊目標決策基本理論與方法,在單機攻擊目標機過程中,根據與排序有關的載機與目標機、能量、距離等因素,用模糊優屬演算法把它們換算成目標機載機的威脅指數,然後確定載機目標機攻擊的先後次序。
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