趨同作用 的英文怎麼說

中文拼音 [qūtóngzuòyòng]
趨同作用 英文
convergance
  • 趨 : 動詞1. （快走） hasten; hurry along 2. （向某個方向發展; 趨向） tend towards; tend to become
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  1. After analyzing purple soil sampled from neijiang, leshan ofsichuan provinec and yuanmou of yunnan province, the contrast results of microbe quantity feature between surface and subsurface purple soil were obtained as follows. the content of soil organic matter, total and available nitrogen, phosphorous and potassium of surface was higher than subsurface, not relating to the type of purple soil and soil utilization way. the quantity of microbe _ bacteria, actinomyces and mould in surface purple soil was higher than subsurface, which indicated that the organic matter and airy condition in surface soil was more suitable for microbes growing. there was the same tendency in profile change of microbe quantity in purple soil located in temperate _ humid climate of sichuan basin in contrast with dry _ hot climate of yuanmou, yunnan. the nutrient situation of purple soil in sichuan basin shown that state of surface was better than subsurface, while in yuanmou of yunnan the state was on the contrary due to the degradation of surface soil

    實驗室對四川內江、樂山和雲南元謀不同類型紫色土表層和亞表層微生物數量特性的比較分析表明：土壤有機質、氮磷鉀全量及其速效量均表現為表層高於亞表層，與紫色土類型和利用方式無關；三大類土壤微生物細菌、放線菌和黴菌數量均表現出表層高於亞表層，表明紫色土表層的有機質和通氣性優于亞表層，適宜於這三大類微生物生長；溫濕氣候條件下的四川盆地和乾熱氣候條件下的雲南元謀其紫色土微生物數量的剖面變化具有相同的趨勢，唯土壤營養狀況在四川盆地紫色土中表現為表層優于亞表層，而在雲南元謀紫色土中由於表層土壤的退化作用表現為亞表層優于表層的相反情況。
  2. Convergent evolution ( convergence ) the development of similar ( analogous ) structures in unrelated organisms as result of living in similar ecological conditions

    趨同進化（趨同性） ：發生在完全不同的物種或類群中，由於生活在極為相似的環境條件下，經過選擇作用而出現相類似的性狀。
  3. As an important part of the morph - functional research of animals, the diversity of hair micro - structure is of significance for the discovery of species adaptation and evolution. hair structural diversity provides parameters to interpret the divergent adaptation and evolution tendency in different ecocommunities. physical principles introduced probed into the interpretation of the mechanism that the hair microstructure forms and the relatedness between structure and function, animal behavior and ecology

    毛發微觀結構多樣性研究作為動物形態與功能多樣性研究的內容之一，對揭示毛的形態結構與功能多樣性在物種生存和適應中的意義，具有積極作用；同時作為生態形態學的研究內容，對解釋不同生態類群中的動物體形態結構的適應和進化趨勢以及所表現出的趨同、趨異現象也將發揮重要作用；在結構形態學研究方面，應用物理學原理解釋毛的微觀結構形成的過程以及結構與功能、行為、生態的關系也很重要。
  4. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後，綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料，得出如下結論：本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖；與中國東部以及華北地臺上地幔相比，研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵，局部熔融程度較高；上地幔存在橫向和縱向的不均一性，從西部的克里陽到喀拉喀什河和玉龍喀什河流域， al和lree富集程度呈下降趨勢，不同來源的相同礦物中主元素的含量差異較大；地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用；玄武巖漿的起源深度73km ；從幔源重砂礦物的溫壓估算結果，可以推斷出巖石圈厚度可達204 . 9km ；綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分，認為研究區具備了金剛石成礦地幔地質條件。
  5. Furthermore, the dq value ranges of profile multifarctal spectra in different landform types and in different directions of the same sections perform different properties and anisotrpies. it can be concluded that the landscape fractal properties depends closely on the int ensity, manner and inhomogenity of exogenic and inogenic processess, and with the properties, we can study quantatively the dynamic geomorphic process. by using the same methods just above, local fractal dimensions d, crossover length tc and the multifractal spectra dq - q of two large - scale landform profiles ( across and along tianshan mountain ranges respectively ) are calculated. the results show that in the studied scaling range the two profiles perform different scaling properties, and both of them can be divided to three evident different linear scaling subsections

    不同類型地貌區二維地貌表面也表現出多度域分形特徵，而且隨著觀測尺度的增加，每個區間的分維值均表現為依次減小，表明外營力作用的影響逐漸被內營力作用所取代：不同類型地貌區在相應區間的分維值表現為高山區中低山區盆地區，體現了不同類型地貌表面粗糙性或復雜性的差異，因此分維值大小可作為地貌表面外營力侵蝕作用強度的重要指標：利用標度區的間斷點和各種地貌類型表面分維值或宏觀效應趨於一致，提出5 - 6km左右可作為地貌的宏觀臨界點，並且與利用地貌剖線研究所得到的5km這一數值是基本吻合的。
  6. Collisonal quantum interference ( cqi ) was observed in the intramolecular rotational energy transfer in the experiment of the static cell, and the integral interference angles were measured. to observe more precise information, the experiment in the molecular beam should be taken, from which the differential interference angle can be obtained precisely. in this paper, the theoretical model of cqi is described in an atom - diatom system in the condition of the molecular beam, based on the first - born approximation of time dependent perturbation theory, taking into accounts the anisotropic lennard - jones interaction potentials. the method of observing and measuring correctly the differential interference angle is presented. the changing tendencies of the differential interference angle with the impact parameter, velocity, and et al. are discussed

    分子內部轉動傳能的靜態池實驗觀察到了碰撞量子干涉效應（ cqi ） ，並且測得積分干涉角，為了獲得更加精確的分子內部轉動傳能的碰撞量子干涉效應信息，實驗就必須要採用分子束實驗進行.本文理論上採用各項異性相互作用勢，應用含時微擾理論的一級波恩近似，假想在分子束實驗的條件下，建立在原子-雙原子分子體系中碰撞量子干涉的理論模型.理論上推導出微分干涉角具體表達式，通過計算定性地討論了微分干涉角隨著碰撞參數、速率等的變化趨勢，同時初步探討了實驗的正確觀測途徑，得出了採用分子束進行實驗觀測的實驗方法，為進一步進行分子束實驗提供了理論基礎，對實驗的進行起到了一定的借鑒作用
  7. But efforts to turn that tide are scattershot and underfunded, and the government killed one of the few programs proven to work, specialists said wednesday

    但是，扭轉這一趨勢的措施卻依然漫不經心，同時還受到資金不足的困擾；專家周三稱，政府甚至還扼殺了一個項目，這個項目是少數幾個被證明能夠起到作用的項目之一。
  8. The low solubility of calcium zincate produced from the chemical reaction of zinc oxide and calcium hydroxide in alkaline solution can improve the cycling life the zinc electrode, and the discharge capacity will tend to be stable. furthermore, the effects of la2o3 additives on the electrochemical performances of zinc electrodes were investigated. the results shows that the addition of la2o3, in zinc electrode can improve the area of reduction peak and the hydrogen evolution potential which means the cathodic hydrogen evolution reaction can be hindered

    氧化鋅與氫氧化鈣在堿性溶液中化學反應生成的難溶於堿的鋅酸鈣可以使鋅電極的循環壽命得到提高，放電容量也趨于平穩，此外還考察了氧化鑭對鋅酸鈣電極電化學性能的影響，結果表明：添加適量氧化鑭能明顯改善鋅電極的電化學性能，使鋅電極的還原峰電位正移，電極反應可逆性得到改善，同時也可抑制鋅電極析氫反應的發生，提高了鋅電極的陽極電流，對陽極反應有一定的活化作用；同時還可以改善鋅電極的放電特性，增加電極的放電容量。
  9. ( 3 ) by choosing core faultage of axial site in luohu fracture zone i. e. geological cross section in huangbeiling faultage f8 as geological model and utilizing finite element numerical method, change tendency of huangbeiling faultage f8 under self - weight stress and building loads is stimulated. and long - term development trend of fracture zone is also predicted, which has an important guiding meaning for works of geological disaster prevention in district of luohu jiancheng

    （ 3 ）選取羅湖斷裂帶軸部的核心斷層?黃貝嶺f8斷層地質剖面作為地質模型，利用有限元數值方法模擬了黃貝嶺f8斷層在自重應力和建築物荷載共同作用下的變化趨勢，預計出斷層帶的長期發展趨勢，這對羅湖建成區的地質災害防止工作有重要的指導意義。
  10. The results indicated : ( 1 ) during the jointing stage of winter wheat, the differences of catalase activity among different measures of soil water utilization are significant in shallow soil, in which the catalase activity of furrow planting with straw mulch is the highest and that of row - spacing - reduced and close planting is the lowest ; ( 2 ) the trends of catalase activity versus depth are almost the same for different treatments, looking like an inverse s ; ( 3 ) for furrow growing without mulch, the activity of soil catalase in the furrow is higher than that in the ridge ; ( 4 ) soil catalase activity reflects some effects from different techniques of soil water utilization and may be used as a indicator for micro - eco - environment in the fields

    初步分析得出： （ 1 ）冬小麥拔節期，採用不同土壤水利用技術的冬小麥田淺層土壤過氧化氫酶活性差異明顯，以溝播不蓋秸稈處理的過氧化氫酶活性最強，縮行密植處理的最弱； （ 2 ）土壤過氧化氫酶活性隨深度的變化趨勢大體一致，呈反s形； （ 3 ）溝播不蓋秸稈處理溝中土壤過氧化氫酶活性明顯高於壟上； （ 4 ）土壤過氧化氫酶對於田間微生態環境具有指示作用，在一定程度上反映了土壤水利用技術對微生態環境的影響。
  11. The crown dragon network science and technology limited company has a high quality the technical team, condensed the member which as soon as the endorsing industry kind young, has the vigor, they have the outstanding performance in respective position as well as the rich actual combat experience, has the charm is their creativity and the offer spirit. " with the perfect technical service, satisfies the customer to request " is our management idea ; the company by the unremitting endeavor, a higher goal requests throughout oneself, while consummates own management pattern unceasingly and sharpens the technical research and development ability, promotes the chinese internet enterprise development. the company hosts hit the hypothesized main engine, the system development, the main engine are entrusted with entire, machine rent, the domain name registration, the homepage manufacture, the enterprise post office, the website application, the promotion and so on the basic network service, for individual, the enterprise and so on each kind of organization provides the consummation the service

    正清然科技公司作為立志從事綠色環保事業的一員，鑒於我國目前以城市為中心的環境污染日益嚴重，並有急劇向農村蔓延之趨勢，深深感受到自己身上的責任義務和緊迫感，於2000年初組織了國內一流的科研開發人員，用了四年的時間傾力攻關，厚積薄發，拿出了擁有自主知識產權的「碧清」品牌清潔護理系列產品，與其他有機溶液清潔產品不同的是，該品主要採用提取純天然植物精華為原料，對所清潔對象採取去污上光除菌護理並可形成保護膜，達到濕潤滋護防老化抗黃變防靜電等作用，是目前最為理想的綠色環保清潔護理系列用品之一，該品的研製，填補了國內空白，並達到世界領先水平。
  12. Analysis indicates if without thinking of the interaction of ground - structure, anti - earthquake designing of bent structure and reliability evaluation go conservative, so that anti - earthquake designing of bent structure would take the interaction of ground - structure into consideration

    通過分析表明未考慮土?結構共同作用時，排架結構的抗震設計及其可靠度評估是趨于保守的，指出排架結構抗震設計應該考慮土-結構的共同作用。
  13. Several trends are converging to reduce the grain area, including the loss of irrigation water, desert expansion, the conversion of cropland to nonfarm uses, the shift to higher - value crops, and a decline in double - cropping due to the loss of farm labor in the more prosperous coastal provinces

    糧田面積萎縮是多種趨勢匯合共同作用的後果，包括灌溉用水短缺、沙漠擴大、糧田轉為非農用地、改種高價值作物，以及在比較富裕的沿海省份由於農業勞動力缺失致使一年兩作的萎縮。
  14. The analysis on the test result shows that the temperature distribution in cfst members caused by solar radiation is nonlinear, and the nonlinear character is most evident when center point of concrete gets its lowest temperature. the temperature of the center point is affected by various directions, especially the strong potential. in the side exposed to the sun in the afternoon, apart from the center point, temperature varies laggardly when the point of concrete in the same series is more close to the center

    結果表明，日照作用下截面的溫度場為非均勻場，混凝土中心的溫度達到最小值時，截面溫度場的非線性特性最明顯，圓心點的溫度受各個方向溫度的共同作用，更多地受到強勢方向的影響;下午時處在向陽面的各系列，同一系列上混凝土各點溫度變化隨直徑縮小趨緩，越靠近圓心，溫度變化越緩和，對外部環境（包括氣溫與日照）的影響呈滯后現象越明顯;而在下午時處在背陰面的各系列除圓心點外，同一系列上越靠近圓心的混凝土測點，溫度變化越緩和。
  15. In the macroscopical field : ( 1 ) the relationship between the moisture and the speed of average collapse was attained, that is, the speed of average collapse will increase with increasing of the moisture at first, but it will decrease when the value get to certain max with increasing of the moisture ; ( 2 ) the model of relationship between the pressure and the speed of average collapse was established on the basis of experiment. the conclusion of that the speed of average collapse bouncing increase with increasing of the pressure was attained and the relationship between stress and distortion was established ; ( 3 ) the method of synthetical evaluation for collapsibility loess under the effect of time, pressure and moisture was offered

    在宏觀角度上： （ 1 ）以遼寧阜新地區黃土試樣的固結試驗數據為分析對象，得到了黃土濕陷速率與含水量的關系曲線呈單峰狀態的結論，即黃土濕陷速率在土體浸水初期會隨著含水量的增加而增大，但當含水量超過某一數值趨于飽和含水量時，黃土濕陷速率卻隨著含水量的增加而減小； （ 2 ）立了黃土濕陷速率與壓力之間關系的數學模型，得出了黃土濕陷速率隨壓力的增大而呈階越增長的結論以及阜新地區濕陷性黃土的本構關系； （ 3 ）提供了在時間、含水量及壓力等因素共同作用下，對黃土濕陷性進行綜合評價的方法。
  16. The expression of topoisomerase ii of cultured cells treated low dose ionizing radiation decreased and then returned as time went. and become outstanding as radiation dose and frequency were added. inhibitor of topoisomerase ii could cause chromosome non - dis juction in mitosis and meiosis. and the co - effect of inhibitor of topoisomerase ii and ion

    05 ） ，具有隨照射次數增加而增加的趨勢；小劑量電離輻射可以引起拓撲異構酶a表達變化，隨照射后時間延長先下降后回升，隨照射劑量和次數的增加，變化更加明顯；拓撲異構酶11a抑制劑可引起有絲分裂和減數分裂時染色體的不分離；拓撲異構酶a抑制劑和電高輻射的協同作用使染色體不分離更加明顯。
  17. The paper focuses on the two questions much concerned on the chinese stock market, that is, the dividend policy and the capital structure of listed companies. combining the present theoretical development as well as the practice, the paper defines the dividend policy as the result of the cooperation and the competitive negotiation among different interest entities. it also points out that the capital structure is the key element to decide the competitive power, of which quantity and quality lead to the discrepancy of the distribution level

    本文從目前在中國證券市場上被各界廣泛關注的兩個焦點問題? ?上市公司的股利分配和股權結構的關系入手，結合當前理論發展趨勢以及各國實踐，將股利政策定義為不同利益主體的合作與競爭性談判結果，而股權結構是決定各主體競爭實力的關鍵要素，其量和質兩個維度的共同作用決定了現實世界股利支付水平的差異。
  18. Based on the rain monitoring date from 1986 to 1997, acid rain pollution in changsha city has been analysed in this paper. the result shows that rainwater acidity is more and more serious year by year ; the seasonal varition of rainwater aeidity is obvious ; the main anion in rain water is so2 - 4, which means that acid rain in changsha city is sulfur acid type. acid rain pollution in changsha is formed by both atmospheric pollution and natural condition

    根據1986 1997年降水監測資料，分析了長沙市的酸雨污染.結果表明：長沙市的降水酸性呈逐年增加的趨勢；降水酸性的季節變化明顯；降水中的主要陰離子為so2 - 4 ，即酸雨污染為硫酸型.長沙市的酸雨污染是由於大氣污染和自然條件共同作用而形成的
  19. I reckon, all problems, the enterprise is faced with, are being triggered by the growing fringe of a lot of causes, some of them are from the outside, the others lie within. for example, lacking market demand, weak ascend of consumption, price - rise of cotton, inadequate energy, main executives and engineers do n ' t match the new market environments and so on

    我認為，該企業所面臨的困難是由於許多原因共同作用所造成的，比如：市場需求飽和、當地居民消費水平上升乏力、棉花原料漲價、能源缺乏、設備老化過時、工會問題造成工資上漲的趨勢等。
  20. The citizen ' s political participation of our county presents the tendency of expansion, which is resulted from the common multiple dynamic of the politics, economy, culture and other fields

    摘要當前我國公民政治參與呈現出擴大的趨勢，這是來自政治、經濟、文化等多領域的多重動力共同作用的結果。
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