離中趨勢 的英文怎麼說
中文拼音 [lízhōngqūshì]
離中趨勢
英文
dispersion tendency-
In this paper, based on land use maps of 1976, 1988, 2003, which were interpreted from the landsat mss / tm / etm imageries, and the map of main road, with the buffer analysis tool in arcgis 8, we studied the land use and land cover change on the two sides of the main roads in xishuangbanna, then we studied the impact of population density and the topographic factor on road effects. during the study both the comprehensive land use dynamic degree model and the land use degree comprehensive index model are taken into account, we put forward a compensatory model ? “ amendatory comprehensive land use dynamic degree model ”
由於人類活動干擾強度加大，公路效應深度不斷擴展， 1976年為5km ， 1988年為7km ， 2003年達到11km ;受自然、社會條件的影響，不同路段的公路效應存在較大差異，甚至同一路段兩側效應也各不相同。 1976年至2003年，距公路不同距離范圍內的人口密度都在增加，且距離公路越近，人口數量密度越大、增長越快，人口分布有向公路兩側聚集的趨勢。選取人口密度為大、中、小三個樣區分別分析公路效應的范圍表明，人口密度The results show that the genetic diversity of filial generations is higher than self - bred progeny ’ s ， the hybrid vigor has manifested at metabolization level 。 the proportion of polymorphic loci ( p. 99 ) in f1 generations was 30. 77 - 36. 36 % ， the mean observed heterozygosity ( ho ) of jmcf （ japanese male chinese female ） was the highest with 0. 1727, the rest populations were ： jfcm （ japanese female chinese male ） 0. 1536 、 cp 0. 1273 and jp 0. 1055 ， the mean effective number of allels per locus in f1 generations ： cp ’ s was the highest with 1. 7318 ， jp ’ s was the lowest with 1. 6718 ， the filial generations ’ values were in the midle of the cp ’ s and jp ’ s and between them there was no brightly difference, with 1. 6955 ( jfp ) and 1. 6927 ( jmp )
各組的平均雜合度預期值也表現出該趨勢，即：日自交組最低，為0 . 1786 ，日雄中雌雜交組的平均雜合度最高，為0 . 1964 ，日雌中雄雜交組和中自交組分別是0 . 1891和0 . 1865 。 hardy - weinberg平衡下遺傳偏離指數也是雜交組的小於自交組的，平均每個位點的等位基因有效數目中自交組最高為1 . 7318 ，日自交組最低為1 . 6718 ，兩雜交組群體的這一指數相差不多，分別是1 . 6955和1 . 6927 ，位於兩親本的中間水平。At first, the attribute of knowledge node basic partial model in the whole model exactly expresses the basic character of content of knowledge node, therefore enable these knowledge node easily to be controlled for teaching. secondly, temporizing the trend of using database technology to design courseware, knowledge node partial model designed in this paper has a good structure, therefore it is possible to separate control from data
該模型的合理性和優越性表現在以下幾個方面：首先，課件模型中的知識點基本模型的各項屬性反映了知識點的基本特徵，便於教學控制；其次，順應課件數據庫化的趨勢，本文設計的知識點模型結構良好，為數據與控制的分離提供了條件。Along with the gradual separation of ownership and managing right, agency has become a necessary trend ; and at the same time, the comedown of the centralism of the shareholder ' s annual general meeting, the spring - up of board of directors, interior commanding and manager ' s damage to owner ' s benefit have come into being
隨著公司所有權和經營權的逐步分離，委託代理成為必然趨勢；同時， 「股東會中心主義」衰落， 「董事會中心主義」開始興起，內部人控制、經營者損害所有者利益的現象相伴而行。Abstract : renews in this paper of the surfactant oil based for surface activies agent of anionic ( alcohol sulfate, sulfonata, acetyl cyanamid, and oleie methyl ester sulfonat etc. ) surface a ctivies agent of nonionic ( apg, alcohol polyxyethnyl ether, alkyl polyoxyethnyl alnyl hydroxyl ether etc. ), for technique improvement and develcpment trends
文摘:綜述了油基表面活性劑中陰離子表面活性劑（醇硫酸鹽， -磺酸鹽、酰基氰胺、油酸甲酯磺酸鹽等） ，非離子表面活性劑（ apg 、脂肪醇聚氧乙烯烷基醚、烷基聚氧乙烯烷基羥基醚等）的技術進展及今後發展趨勢。By home analyzing the experiment result, we think that the covalent bond is more than the electrovalent bond in y - fe _ ( 2 ) o _ ( 3 ) crystallites. it is the dominating reason that the dependence of y - fe _ ( 2 ) o _ ( 3 ) crystallites grin size on lattice constant is differ from one of the ionic crystallites
通過對實驗結果的進一步分析，我們認為其主要原因是在丫一fezo3中原子之間結合的共價性超過了離子性，因而導致了它們的晶格常數隨晶粒線度的變化趨勢和離子晶體正好相反。It is significant to fulfill the making of the whole railway train diagram based on corruter networks for the improving of the adaptability and flexility. it is also the foundation for the railway to compete in the transportation market and the certain direction to accommodate the innovation in future
實現全路列車運行圖的計算機統一「網上編制」對于增強鐵路運輸組織工作的靈活性和機動性具有重要意義，是鐵路在運輸市場中競爭制勝的基礎，也是計算機編圖適應「網運分離」改革的必然發展趨勢。The propagules of b. gymnorrhiza and a. corniculatum undergo some growth before becoming detached from the parent plant. they accumulated large amounts of ions during the development while the level of ion concentrations are consistently lower in their embryos compared to leaves of parent plant. before detachment, the growth of hypocotyls were reduced, the water content declined, while the osmotic potential was approaching to or more negative than that of the solution on which their parent plant vegetating
另一方面維持較大比例的有機滲透調節劑，控制細胞液中鹽離子的水平以減少代謝毒害；木欖成熟胚軸的密度接近或低於生境中海水的密度，適于隨水漂浮和傳播；胚軸內離子濃度呈下降趨勢，但最終以達到和母樹生境中的離子濃度水平相一致為目標。With the trend of emphasis on concealable attack and forcible ruin to military supporting systems, passive locating methods can be seen as an important direction to the development of locating methods and perfection to existing locating systems. passive locating methods have the merits of far distance, concealable receiving and low probability to be detected, compared to active locating methods. so, passive locating system can help to improve viability and battle effectiveness of the whole system in the electronic war environment
在越來越強調軍事支援系統隱蔽攻擊和硬殺傷的趨勢下，採用被動方式工作的無源定位方法作為定位方法發展的一個重要方向和對現有定位系統的完善，較有源定位方法具有作用距離遠、隱蔽接收、不易被對方發覺的優點，對于提高系統在電子戰環境下的生存能力和作戰能力具有重要作用，同時在航海、航空、宇航、偵察、測控、救援和地球物理學研究中有著廣闊的應用前景。After 1 year, the survival rates of seedlings planted in k. candel forest, avicennia marina forest and at bare tidal flat were 54. 7 %, 13. 7 % and 76. 0 %, respectively. insect and crab feeding were the main cause of lower survivorship of k. candel seedlings under a. marina forest. among the surviving k. candel seedlings, seedlings at bare tidal flat grew much better in terms of height, diameter, leaf production and biomass than did under the a. marina forest and k. candel forest
高鹽（ 30 % 0一50 % 0 ）影響桐花樹幼苗的萌發; o一30 % 0鹽度下桐花樹幼苗的凈光合速率、蒸騰速率和氣孔導度都表現為低鹽促進，高鹽抑制的變化趨勢;無鹽條件下幼苗的凈光合速率明顯低於5 ~加% 0鹽度:桐花樹胎生繁殖體脫離母樹后，在隨后的生長發育過程中表現為吸收累積鹽分的過程。The analyzed results are as follows : the late 1960 ' s cutoff of riverbends increased both the runoff amount and the sediment transport amount of the lower reach of jingjiang river, while the sediment deposition decreased in the lkngting lake area ; after the mid 1980 ' s, both the middle reach of yangtze river main stem and the dongting lake occurred a trend of decreasing annual sediment transport as a result of decreasing sediment releasing from the upper reach of yangtze river ; and in the recent 3 years ( 2003 - 2006 ), the three gorges reservoir first impoundment additionally reduced the sediment concentration in the middle reach of yangtze river flow with a long time, so a distance would be quite long for suspended sediment recovery, but the distance for bed - material load of suspended sediment recovery would be quite short
分析結果表明： 20世紀60年代下荊江裁彎后，三口（松滋口、太平口、藕池口）分流分沙減少，下荊江徑流量和輸沙量相應增加，洞庭湖泥沙淤積減少； 80年代中期以後，長江中游幹流及洞庭湖出口的年輸沙量呈減少趨勢，城陵磯至武漢河段河床由淤積轉為趨向沖淤平衡；三峽工程初期蓄水運用后，長江中游含沙量沿程恢復距離較長，但床沙質部分恢復距離相對較短。However, modern trends in society today have changed our families greatly - parents have to work and thus have no time to look after their children. divorces and separations tear families apart and bring grief and misery to all members
但是，當今社會潮流的趨勢，給家庭帶來了巨大的變化父母必須工作，以致缺乏時間照顧子女離婚與分居拆毀了家庭，將悲傷痛苦帶給家中的每位成員。The backdrilled hole can be offset or angular to the spring ' s natural center line and exploits the spring ' s natural tendency to straighten, generating a sound side loading between plunger and barrel at all times
后鉆孔可以偏離彈簧自然中心線，或與中心線呈一個角度，利用彈簧的自然趨勢伸直，在頂針和客體之間始終形成一個可觀的側作用力。This thesis initiates a study about the thermal - hydraulic research for the target structure and optimization. investigating the target research work at home and abroad, we acquire their design gist and technological developing route in the according fields. comparing the numerical - calculational methodology of multi - physical such as finite difference method, boundary element method, disperse element method and finite element method, finite element method is the predominant methodology, we have appliance of this method to calculate fluid field thermal field and stress field
針對靶區的結構設計，開展熱工水力學研究工作;調研國內外靶區的研究現狀，了解靶區的設計依據、技術發展路線及發展趨勢；調研多物理場的數值模擬方法-有限差分法、邊界單元法、離散單元法、有限元方法等等，其中最有效地方法是有限元方法；簡述有限元方法在流場、溫度場、應力場計算中的具體應用。3 the author analyzes the productive and opening potential and forecasts the demands of some kinds landuse and draws some conclusions : ( l ) the main cause for low production and income is the shortness of water and the poor fertility of land ; ( 2 ) constructive land is not suitable for farming and should be used for economy construction, and this is the main path to keep the total number of plantation in balance. 4. according to the land use, the author discover the unsustainable factors and use synthetical index method to evaluate the sustainability of landuse and the results are these : ( l ) synthetical and monomial value increase gradually with the change of time and sustainable degree of landuse rises year by year ; ( 2 ) the artical compartmentalizes the sustainable landuse into four grades : prophase, primary period, basic period and sustainable period according to the synthesical value with 30 %, 60 % and 85 %
4根據酉陽縣土地資源利用現狀，在評價模型採用綜合指數法進行評價的基礎上，結合單指標多角度評價法，找出土地利用過程中存在的不可持續性因素，採用綜合指數法對酉陽縣土地資源進行可持續利用評價，結果顯示: （ l ）綜合評估值隨時間變化呈增加的趨勢，而且單項指標的評估值也逐漸提高，可持續利用度在逐年上升; （ 2 ）根據事物發展階段論，按綜合評估值為30 % 、 60 %及85 %將酉陽縣土地可持續利用劃分為可持續利用的前期階段、初期階段、基礎階段和持續階段等四個等級，從酉陽縣1980年、 1990年以及2000年總的土地可持續利用綜合評估值來看，酉陽縣到2000年土地利用管理仍處在可持續利用管理的初期階段，離土地可持續利用的目標還相差較遠。Chapter four, based on the trend analysis of the percentage of the number of fresh water and the total water with the increases of anion percentage of meq, have analyzed detailed that the influence increased and decrease of three major anion percentage of meq on tds of groundwater, and find out the different influencing section on percentage of meq
第四章中，以陰離子毫克當量百分數在不同區間內時的淡水水樣個數與總水樣個數之比隨陰離子毫克當量百分數增加的變化趨勢為基礎，詳細分析了三大陰離子毫克當量百分數對地下水礦化度增減的影響，並找出了不同影響段的毫克當量百分數區間值。Both absolute difference and relative difference among per capita gdps of 14 cities ( prefectures ) increased year by year since 1990 - the absolute difference increased linearly - - and this increased tendency would n ' t change in short period. by counting the discrete and ratio between per capita gdp of every city ( prefectures ) and that of the total province, the relative development speed of every region and the industrial structure of every region, i think that the characteristic of the spatial structure of regional economic difference in hunan is that the area along the beijing - guangzhou railway line in the east of hunan developed fast, while the vast area in the west of hunan developed slowly, so the regional difference increased constantly. on the difference background between the east and the west of hunan, there is the difference between central region and fringe region, for one thing it shows ring difference, namely chang - zhu - tan internal ring, surrounding chang - zhu - tan medium ring, the outermost external ring, the most underdeveloped counties lie on the fringe and mountain regions in the west, south and east of hunan, for another it displays that the peripheral regions of 13 prefectural cities are more developed than the other
文章還建立了反映基礎設施水平、經濟發展水平、社會發展水平的23個主要指標構成的湖南省區域差異衡量指標體系，在此基礎上，藉助spss統計分析軟體，運用主成分分析法，對湖南省14個市州經濟發展綜合水平的差異狀況進行了研究，結果表明：長沙市的經濟發展綜合水平在14個市州中遙遙領先，反映了湖南省經濟發展空間結構的「單極主導」特徵；通過計算人均gdp的標準差和標準差系數，研究區域經濟差異的總體水平及區域經濟不平衡發展的演變趨勢，發現90年代以來湖南省各市州人均gdp的絕對差異和相對差異都在逐年擴大，其中絕對差異隨年份直線上升，且這種差異擴大的趨勢在短期內難以改變；通過計算各市州人均gdp與全省人均gdp的離差和比率、各市州發展速度的差異及產業結構的差異，認為湖南省區域經濟差異的空間特徵是：湘東京廣沿線地區基礎較好，發展較快，湘西地區發展緩慢，地區差異不斷擴大；通過以縣為對象的差異研究發現在湘東湘西差異的大背景上還有核心區與邊緣區的差異，它一方面表現為長株潭內層、圍繞長株潭的中層、更遠的外層的圈層差異特徵，最落後的縣分佈於湘西、湘南、湘The results indicate that the configurations of hdtma ( superscript + ) refer to paraffin type monolayer, paraffin type bilayer and lateral bilayer, and that the configuration types decrease while the values of interlayer spaces increase with the rising of temperature and intensifying of mechanical force in different intercalation means
此外，隨著處理方法中溫度、機械力的由弱到強，十六烷基三甲基銨離子在蛭石層間的排布模式由多樣向單一轉變，插層層間距也有增大的趨勢。The results indicated that cynanchumkomarovii is sensitive to soil water from root to shoot, which apparently become slower and even stopped growing with water stress aggravation and the time of stress increase, but the root - shoot ratio increased. the soluble sugar is primary osmolyte in roots of cynanchum komarovii, which increased markedly with water stress aggravation, while soluble sugar in leaves decrease. the results showed that assimilation of cynanchum komarovii mostly distributed to root
5 、隨著土壤水分脅迫程度的加重，根系中的可溶性糖呈明顯的增加趨勢，葉中的可溶性糖則隨脅迫的加重而呈下降趨勢，說明在乾旱脅迫下牛心樸子的同化產物大部分分配于根系之中；脯氨酸（ pro ）在牛心樸子葉、莖、根的滲透調節中也起著一定的作用，隨土壤水分脅迫的加重，其在根、莖、葉中的積累明顯增加；而無機離子（ k ~ + 、 na ~ + 、 ca ~ （ 2 + ） ）在牛心樸子滲透調節中的作用似乎很小。After studying the current worldwide situation, an offshore outsourcing positioning strategy is recommended based on chinese it characteristics. the author also predicts that china and india will become the centers of global offshore outsourcing
並提出全球離岸外包發展的趨勢將會形成以中國、印度為中心的兩大全球離岸外包基地的格局。分享友人