diversity effect 中文意思是什麼

diversity effect 解釋
參差效應
  • diversity : n. 1. 不同,異樣,差異。2. 繁多,多種,多樣,駁雜,參差。
  • effect : n 1 結果。2 效能,效果,效力,效應,作用,功效;影響。3 感觸,印象;外觀,現象。4 旨趣,意義。5 ...
  1. ( 2 ) region is mainly made up of large patches which are distributed collectively. region landscape is mainly made up of the hill grassplot landscape of mountainous region and desertification landscape. ( 3 ) with the enhancement of human beings effect, landscape diversity indexes are declined, landscape evenness indexes are reduced, and landscape fragmentations are intensified

    通過這些指數的分析表明:甘肅省以草地景觀為主,斑塊數較多,大小斑塊間差異較大,斑塊形狀較復雜,自相似程度較低,區域總構形較復雜;區域總構形以大斑塊為主體,呈聚集型分佈,構成景觀主體的是山地丘陵草地景觀和裸地景觀;隨著人類干擾強度增加,景觀多樣性下降,均勻度降低,景觀破碎化程度加深。
  2. Genetic diversity and phylogeny of 55 slow - growing rhizobia isolated from peanut ( arachis hypogaea ) in china were determined by analysis of host - plant range, phynotype, 16s rrna rflp, 16s rrna sequence, 16s - 23s igs rflp, rapd, rep - pcr, dna - dna hybridization homology. at the same time, the competitive nodulation capacity of rhizobia, effect of host plants and soil ph on the rhizobia were determined for screening and improvement of high effective rhizobium inoculant

    本研究採用宿主范圍試驗、表型性狀測定、 16srrna - rflp 、 16srrna序列分析、 16s - 23srdnaigsrflp分析、 rapd分析、 rep - pcr分析和dna - dna同源性分析等技術系統研究了從我國不同地域分離的55株花生根瘤菌的遺傳多樣性及其在根瘤菌系統發育中的地位和相互關系。
  3. This paper summarized the disturbance effect of rodents on soil ( pedogenesis, patch formation, and physical and chemical properties ) and vegetation ( species diversity, productivity, and seed dispersion ), aimed to illustrate the contributions of rodents activities to desert ecosystem

    本文主要從鼠類活動對土壤(包括土壤發生過程、土壤斑塊的形成、土壤理化性質)和植物群落(包括物種多樣性、生產力、植物種子)的擾動效應做了歸納總結,旨在闡明鼠類在荒漠生態系統中的作用。
  4. For the complexity and diversity of the black - spot cause of formation, we find a method based on the rough set to determine the most important inducement of the black - spot, then we can repair the inducement in effect and save more time and money

    該文針對交通事故多發點成因的復雜性和多樣性,提出通過粗集來對公路交通中的不利因素進行篩選,找到形成事故多發點的最大誘因,從而有針對性地進行整治,能夠有效地節約時間和費用,避免不必要的人力、物力浪費。
  5. The research object of this paper is the broad - leaved wood of red pine in north slope of changbai mountain. by analyzing the composition, construction, biodiversity and season diversity of forest community, we probed the rule of the forest community changing with the season and the ecological effect of forest insect community affected by forest plant community, appraised firstly regulating ability of forest ecosystem on forest pest and estimated finally effect of forest insect on ecosystem health

    本文研究對象為長白山北坡紅松闊葉林帶,通過對森林群落的組成、結構、生物多樣性及其季節變化,探索了森林群落生物多樣性隨季節變化規律,森林昆蟲群落在森林植物群落的影響下的生態效應,對森林生態系統對森林害蟲控制力作初步評價,最後對森林昆蟲對生態系統健康影響作出評價。
  6. Taken two heavy metal contaminated soils in copper mine field of hongtoushan area and lead - zinc mine field of qingchengzi area as sampling sites, studied the abundance and diversity of amf community and the relation of which to ecological factors ; two experiments were managed by pot culture and four - compartments culture system with festuca. rubra and red clover as host plants inoculated with gintraradices, gmosseae and gcaledordinum to study the effect of different amf on the uptake and accumulation of heavy metal in cd contaminated soil and cu > zn - pk cd complex - contaminated soil

    採用盆栽、四室根箱培養的方法,研究了接種g . intraradicesg . mosseae和g . caledordinum在cd污染和cu 、 zn 、 pb 、 cd復合污染土壤中對紫羊茅、三葉草吸收、累積重金屬的影響,明確了叢枝菌根菌在重金屬污染土壤生物修復中的作用。主要結果如下: 1 、沈陽礦區重金屬污染土壤中,共發現叢枝菌根菌6個屬23個種,已鑒定22種, 1個未定種。
  7. At relatively higher similarities, strains tested from different area were further clustered which reflected the effect of geographical factor on rhizobia genetic diversity

    在較高的相似性水平上來自不同地域的菌株可進一步細分為不同的小群,並表明了地理因素對根瘤菌遺傳多樣性的影響。
  8. At the preface part, the author discusses the complexity and diversity of joint act of tort including the subject diversity, and identification of behavior and effect, inseparability of liability

    在引言部分,文章從共同侵權行為主體的復數性、行為和結果的共同性以及責任的不可分性談起,認識共同侵權行為本身的復雜性和多樣性。
  9. Effect of human activities on soil environment and plant species diversity of elm sparse woods

    人類活動對榆樹疏林土壤環境和植物多樣性的影響
  10. Be opposite this of 1992 cloth " labor law " revise share 44, new after revising " labor law " have the following characteristic : suited to build the real case that realizes formal diversity with the adjustment that develops structure of system of socialist market economy, economy, state ownership already, highlight again was aimed at increasingly complex and changeful working relationship ; the maintenance that highlighted labour union function, made clear workers congress system and collective contract system shift of power of these two main thought, aggrandizement labour union organizes construction, organize broad worker in labour union to provided legal basis and safeguard for utmost ground ; increased the protective strength to labour union cadre, aggrandizement specific safeguard, make labour union cadre ok more the function that fulfils his duty to fulfill labour union responsibly ; protected labour union to produce bridge and bond effect better, fulfilled labour union to share politics, economy, culture and the approach that the society lives, made clear the essential mechanism that labor of labour union mediate concerns ; those who made clear union funds capture range, aggrandizement of union funds capture strength, ensured labour union to organize the necessary material base that develops function of labour union of activity, implementation lawfully ; set legal liability, made clear the punishment to violating principal part, enhanced law to deter force

    這次對1992布的《工會法》的修改共有四十四條,新修改後的《工會法》有以下特點:既適應了建立和發展社會主義市場經濟體制、經濟結構的調整、公有制實現形式多元化的實際情況,又突出針對了日益復雜多變的勞動關系;突出了工會的維護職能,明確了職工代表大會制度和集體合同制度這兩個主要維權手段,強化了工會組織建設,為最大限度地把廣大職工組織到工會中來提供了法律依據和保障;加大了對工會幹部的保護力度,強化了具體保護措施,使工會幹部可以更加盡職盡責地履行工會的職能;更好地保護了工會發揮橋梁和紐帶作用,落實了工會參與政治、經濟、文化和社會生活的途徑,明確了工會調處勞動關系的根本機制;明確了工會經費的收繳范圍,強化了工會經費的收繳力度,保障了工會組織依法開展活動、實現工會職能的必要物質基礎;規定了法律責任,明確了對違法主體的處罰,增強了法律威懾力。
  11. The results indicated that as the intensity of sward cleavage increased, elymus nutans and other plants that had high requirements in soil aeration and resource space presented an increased competitive edge and the species that had low requirements in soil aeration and resource space presented an opposite picture ; low - intensity sward cleavage could help increase species diversity to a certain extent, but the diversity index appeared to decline as a whole as the cleavage intensity increased ; the effects of sward cleavage on functional groups of the vegetations showed in such manner as e. nutans - represented grasses increased in their composition with the intensity of sward cleavage raised, and sedges and forbs decreased in their compositions with the intensity of sward cleavage raised ; sward cleavage showed a significant improving effect on primary productivity of the meadows and was capable of increasing the proportion of quality - grass biomass to the total plant biomass ; sward cleavage could be independently employed as an effective measure to rehabilitate and improve alpine - meadow grasslands and thus played a basic and key role in the technical combination aiming at establishing hay fields characterized by e. nutans

    結果表明:垂穗披堿草等對土壤通透性和資源空間要求較高的物種,競爭力隨劃破強度的增加而上升,而對土壤通透性和資源空間要求相對較低的物種則相反;輕度劃破干擾對提高物種豐富度具有一定的促進作用,但多樣性指數則總體上表現為隨劃破強度的增加而呈下降的趨勢;劃破干擾對植被功能群的影響表現為以垂穗披堿草為代表的禾草類組分隨干擾強度的增加而顯著上升,莎草類和雜類草組分隨干擾強度的增加而顯著下降;劃破干擾對草地初級生產力的提升具有顯著的促進作用,且可顯著增加植物總量中優質牧草的比重;劃破干擾可獨立作為高寒草甸類草地恢復與改良的有效措施,在定向培育垂穗披堿草型割草場的技術組合中具有核心和基礎性的地位。
  12. The effect of patchy - distribution of mangrove on birds was complexity. its increased habitat heterogeneity can attract some different type birds. however, its result of fragmetating mangrove habitat decreased the species diversity and population size of birds

    紅樹林斑塊分佈對鳥類影響比較復雜,一方面斑塊生境異質性高,可以吸引不同類型鳥類,另一方面又導致了紅樹林生境的破碎化,減少了鳥類的活動空間,從而導致鳥類種類和數量的減少。
  13. A convenient and effective testing system for plastic eacapsulated microcircuit is designed. the testing results show that si3n4 passivation on test chip has the better protection than that without si3n4 passivation, and silicone gel coating can prevent moisture from the surface of the chip more effectively than polyimide coating, and molded plastic from varied manufacturers has the different effect on microcircuit due to its diversity

    貯存試驗的結果表明,在晶元上加氮化硅鈍化層比不加鈍化層具有更好的防護效果;與聚酰亞胺膠內塗層相比,硅酮膠內塗層更能有效地阻止水分到達晶元的表面;由於材料本身的差異,不同廠家生產的模塑封裝材料對微電路的影響也不同。
  14. The fifth chapter investigates the dynamic relationship between geometry and architecture based on ellipse ' s geometric character, and analyzes ellipse architecture ' s characters in symbolism, dualism, diversity and unity these four facets. in the sixth chapter, taking ellipse architecture as examples, i try to explore the relationship between the more general geometry ' s purity and architecture ' s complexity, and build the foundation for future exploration of geometry ' s purity. in the seventh chapter, using typology contrast methodology, i analyze two architects with quite different design theories - tadao ando and koolhaas " adoption of ellipse, and taking position relationship as clue, combine ellipse and other geometric forms together to generalize the effect of geometry ' s purity to architecture ' s complexity in usual situations

    第四章從歷史和現代兩個方面展開了大量對橢圓形式在建築中應用的個案和實例的研究與對比,探討了橢圓形式在歷史上意義的變遷;第五章以橢圓的幾何特性為立足點,研究了橢圓幾何- -建築之間的動態關系,從標志性,二元對立,多樣和統一四個方面分析了橢圓建築的特點;第六章以橢圓建築為例,嘗試探討了更一般的幾何的純粹性與建築的復雜性的關系,對幾何純粹性意義的挖掘為進一步的研究提供基礎;第七章採用了類型對比的研究方法,分析了安藤忠雄和庫哈斯兩位設計哲學截然不同的建築師對橢圓形式的使用;另外,以位置關系為線索,將橢圓和其他的幾何形式結合起來,總結了一般情況下幾何的純粹性對建築復雜性的作用。
  15. Two incubation experiments were conducted to evaluate the effect of cadmium and lead applied singly on soil microbial activities and functional diversity of microbial community in red clayey soil and red sandy soil

    以紅黃泥和紅砂泥兩個土屬作為供試紅壤,採用室內培養方法對外加鎘、鉛污染紅壤的微生物活性及群落結構進行了研究。
  16. Marine bacteria play a great role in the occurrence and declination of red - tide based on their population diversity biophysiological and biochemical character diversity, ecological function diversity and heredity diversity thus, bacteria - alga relationship has been a hotspot in red - tide research. for the first time, we studied the effect of marine bacteria, isolated from xiamen west sea area, on the growth and toxicity of alexandrium tamarense under lab condition. the results were as follows : 1

    本實驗選擇赤潮多發區、易發區廈門西海域為本課題研究領域,以發生頻率高、范圍廣、危害嚴重的赤潮原因種塔瑪亞歷山大藻( alexandrium . tamarense )為主要研究對象,首次研究了在可控生態條件下幾株分離自廈門西海域海洋細菌對a . tamarense生長和藻毒力的影響,所取得的主要結果如下: 1
  17. Consequently, the results show that the rmc method has a distinct effect on recovering species diversity of chinese fir plantations in southern china

    結果表明,殘留物管理育林法對杉木林地的物種多樣性有著明顯有恢復作用。
  18. This paper concentrates on the orthogonal frequency division multiplexing ( ofdm ) technique and some techniques to resist multipath fading. eliminate isi through use of a cyclic prefix. diversity techniques. using adequate ofdm combined with channel coding ( cofdm ) can enhance the ability to lower the effect of multipath fading

    本文研究了ofdm的基本原理及抗多徑衰落的一些措施,如加循環前綴,利用多徑進行分集接收,將ofdm與通道編碼及交織結合起來,頻域均衡。
  19. Cdma ( code division multiple access ) is a promising technology for future mobile communication system because of its several features with which other multiple access technology can not compare : higher efficiency of frequency allocation, robust anti - multipath effect, macro diversity, mitigating interference, soft capacity, low power, soft handoff, simple frequency design, easy access, and so on

    碼分多址接入( cdma : codedivisionmultipleaccess )方式以頻譜利用率高、抗多徑、抗干擾、軟容量、低功率、軟切換、宏分集、頻率規劃簡單、用戶接入方便等其它多址技術不可比擬的優越性被認為是未來移動通信系統的理想接入技術之一。
  20. Diversity effect and it ' s mechanism of inductive reasoning

    歸納推理的多樣性效應及其機制探索
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