環境異質性 的英文怎麼說

中文拼音 [huánjìngzhíxìng]
環境異質性 英文
environmental heterogeneity
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 名詞1 (疆界; 邊界) border; boundary 2 (地方; 區域) place; area; territory 3 (境況; 境地) co...
  • : 形容詞1 (有分別; 不相同) different 2 (奇異; 特別) strange; unusual; extraordinary 3 (另外的;...
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 環境 : environment; surroundings; circumstances; ambient; closeness; ambience; ambiance; atmosphere
  1. This is so because climbing plants are likely to encounter intensive - changing environmental condition during their growth ( especially change of illumination ). secondly, there is a large proportion ( 30 - 40 % ) of climbing plants which belong to dioecism, and hence a gap between male and female plants on morphology, biological characteristic, economic value and so on. this dissertation focuses on herbaceous climbing plants, perennial or annual species such as dioecious trchosahthes kirilowii maxin and dioscorea opposita thumb, and monoecious luffa cylindrical ( l ) roem, it attempts to discover how climbing plants adapted to various environments and the mechanism of adaptation from aspects of physiological and reproductive ecologies at present, due to overuse of chlorofluorocarbons ( cfcs ), the ozonosphere has become thinner and thinner, and the ultraviolet - b ( uv - b ) radiation has increased considerably

    而攀援植物本身是一類理想的植物行為生態學研究材料:第一,攀緣植物由於受攀緣能力和支柱木資源的限制,在生長過程中通常要遇到強烈變化的條件(特別是光照) ;第二,攀緣植物中具有較高比例的雌雄株類型,通常佔地區攀緣植物種類的30 40左右,不同別的植物在形態學及生物學特、經濟價值等方面存在一定的差距,因此,本文以雌雄株攀緣植物栝樓( trchosahtheskirilowiimaxim ) (葫蘆科多年生草藤本植物)和山藥( dioscoreaoppositathunb ) (薯蕷科薯蕷屬植物) 、雌雄同株花攀緣植物絲瓜[ luffacylindrical ( l ) roem ] (葫蘆科一年生攀緣草本植物)為材料,試圖從生理生態學及生殖生態學角度揭示攀援植物如何適應不同生及其機理。
  2. And apatite. by these analyses and comparison with general granite both in china and the world and with the granite in other au or cu belt in china, the characteristics of the granite in this area are concluded as follows. it belongs to magnetite - i or syntectic granite and has crust - mantle mixed characteristics ; it was formed mainly by crystallization differentiation of melting magma and multiphase varied intrusion ; the degree of differentiation evolvement is not high ; the granite and its enclaves p. re congenetic ; the range of temperature is about 500 - 700, the range of pressure is about 2. 50 gpa - 4. 35 gpa, and the range of oxygen fugacity ( lg fo2 ) is - 15. 53 - - 14. 00 ; most granite bodies formed before the collision of plates, and few formed after the collision of plates

    通過對測試數據的分析與綜合研究,並同中國和世界一般花崗巖類以及中國主要金、銅成礦巖體的花崗巖類進行對比,得出本區花崗巖類巖石具有以下特徵:屬磁鐵礦-型或同熔型花崗巖,其巖漿物具殼幔混源特徵:主要由熔融態巖漿經結晶分作用,通過多期變速上侵而形成;其分演化程度較低;寄主巖基和包體具有同源;巖石的形成溫度范圍約為500 - 700 ,壓力大約為2 . 50gpa - 4 . 35gpa ,氧逸度值1gfo _ 2為- 15 . 53 ? 14 . 00 ;該巖帶主要形成於板塊碰撞前消減的活動板塊邊緣期,為燕山至喜馬拉雅早期的大陸邊緣火山弧的產物。
  3. This environmentally induced division of labor benefits the whole genet greatly, and th us is another adaptive strategies of clonal plants to grow successfully in heterogeneous environments

    這種誘導的克隆內分工行為有利於整個基株對資源交互斑塊的利用,是克隆植物對的生態適應對策。
  4. From the general ecology of a species it is possible to derive a quasi-quantitative measure of environmental heterogeneity.

    從物種的一般生態可以推導出環境異質性的擬數量測度。
  5. It is inevitable that some crane ' s parameter such as working temperature, actual span and so on will change because of the affection of install precision, the change of working condition and actual needs. as a result, it will affect the tension force of carrying cable and carrying capacity. and the tension force and carrying capacity have close relation to the performance of cable crane and operational security

    由於纜索起重機工作的特殊,安裝精度的影響、工作的變化以及實際工作的需要,不可避免的會引起的各項參數的變化,如工作溫度,實際的跨度等,造成與設計參數之間的差,從而影響承載索的張力和承載能力,因而直接關繫到起重機的能和生產的安全,因此論文研究這些因素變化對張力和承載能力產生的影響,分析張力及承載能力對各因素變化的靈敏度,從而對生產實踐和安全生產作出有意義的指導。
  6. The recombinants were constructed by transforming ppic9 a - xynb into p. pastoris gs115. the assay results revealed that the xylanase gene xynb was overexpressed and secreted effectually in p. pastoris. in 3l fermentor the expression level of xylanase xynba exceeded 1200iu / ml and the expressed xylanase had normal bioactivity. the molecule weight of xynba was determined as about 31kd which is higher than 23kd of original enzyme xynb from streptomyces olivaceoviridis a1. xynbb was gotten by deglycasylation of xynba, whose molecule weight returned to 23kd. we comparised the enzymatic properties of xynba expressed in p. pastoris, xynbb deglycasylated from xynba and xynb produced from streptomyces olivaceoviridis al : there was little difference among the three enzymes on optimal ph, the optimal ph of xynb and xynba were both 5. 2, the optimal ph of xynbb was 5. 0 ; the optimal temperature of xynb and xynba were both 60 c, while the optimal temperature of xynbb was 50 ? ; because of glycosylation the thermal stability of xynba was better than xynb and xynbb ; the specific activity of xynba and xynbb were 883. 88iu / mg and 832. 5hu / mg respectively, which were both lower than 2814. 45iu / mg of xynb ; the km values of xynb and xynba were similar to each other which were 21. 56 ( g / kg ) and 20. 87 ( g / kg ), while the km value of xynbb was 27. 10 ( g / kg ) ; the fmax of xynba and xynbb were 4568umol / mg. min and 5329umol / mg. min respectively which were lower than 27623 umol / mg. min of xynb ; additionally all of the three enzymes did not display cellulase activity. they all had well resistance to pepsion and trypsin, and were not sensitive to metal iron, surface active agent and chelating agent. the analysis of different xylans enzymatic hydrolysate revealed : by xynba, that the main constitutions of enzymatic hydrolysate of birch wood xylans were xylotriose and xyloquaiose, which account for 68. 43 % and 16. 50 % respectively, additionally there was 11. 79 % of xylobiose ; the main constitutions of enzymatic hydrolysate of corncobs xylans were xylobiose and xylotriose, which account for 81. 78 % and 11. 55 %. the result indicated that this xylanase was a kind of 1, 4 - b - d - xylanohydrolase and was fit to used in industrial procession of xylooligosacc harides

    進一步對xynba進行了脫糖基化處理得到xynbb ,其分子量恢復到23kd ,證明xynba是糖基化蛋白。通過對畢赤酵母重組表達的木聚糖酶xynba 、脫糖基化的木聚糖酶xynbb以及橄欖綠鏈黴菌a1所產原酶xynb之間酶學的比較發現:三種酶的最適ph差不大, xynb和xynba均為5 . 2 , xynbb為5 . 0 ; xynb和xynba的最適溫度均為60 , xynbb降為50 :在耐熱上, xynba由於糖基化作用熱穩定明顯高於未糖基化的xynb和xynbb ; xynba和xynbb的比活分別為883 . 88iu mg和832 . 51iu mg ,明顯低於原酶的比活2814 . 45iu mg ; xynb和xynba的km值相當,分別為21 . 56 ( g kg )和20 . 87 ( g kg ) ,而xynbb的km值較大為27 . 10 ( g kg ) ; xynba和xynbb的vmax相差不大,分別為4568 mol mg ? min和5329 mol mg ? min ,明顯低於xynb的27623 mol mg ? min此外三種酶均無纖維素酶活,對胃蛋白酶和胰蛋白酶有很好的抗,且對作用中的各種離子、表面活劑、螯合劑不敏感。通過對不同木聚糖的酶解產物的糖份分析發現:以樺木木聚糖為底物時,酶解產物主要為木三糖和木四糖,含量分別為68 . 43和16 . 50 ,另外還含有11 . 79的木二糖;以玉米芯木聚糖為底物時,酶解產物主要為木二糖和木三糖,含量分別為81 . 78和11 . 55 。
  7. Twenty f1 combinations crossed among 5 varieties and strains different in fiber properties according to complete diallel crossing design were used to evaluate the heterosis and gene action of boll weight and lint percentage in high quality fiber property varieties in upland cotton in 1998 1999 for two year successively at nanjing. it was indicated that there existed small interactions with the environmental factors without maternal effects and the additive gene effect was in chief, attaining to 51. 2 % and 65. 4 % respectively for boll weight and lint percentage. the dominant effect was also in higher rate, 32. 6 % and 16. 8 % respectively. the population mean heterosis of boll weight and lint percentage over the mid - parental mean were relatively prominent 13. 3 % and 3. 5 % respectively in extreme significance. however, boll weight showed no significantly surpassing parental f1 heterosis over the better parent based on population mean ( 2. 0 % ) ; while the lint percentage expressed significant negative heterosis value ( - 2. 1 % ). the gene actions were in conformity with the heterosis expression. it was shown clearly that the f1 combinations crossed between parents with similar performances had relatively high dominant effects and significant positive f1 surpassing parental heterosis ( f1 heterosis over the better parent ) ; while no f1 combination crossed between the parents with prominent mutual difference surpassed the higher parent in yield components, which indicated that among those parents with less difference and close relationships, there still existed sufficient genetic variation or certain mechanism for creating variation and achieving greater advances in breeding. correlation analyses also indicated that there still existed severely undesirable negative correlation between yield and fiber properties as well as the difficulties for their simultaneous improvements

    利用5個具有不同纖維品狀的品種(系)配製完全雙列雜交組合20個,通過親本和f1的2年隨機區組試驗發現產量狀的鈴重和衣分與的互作效應小,不存在母體效應,並以加遺傳效應為主,分別占表型方差的51 . 2 %和65 . 4 % ;顯遺傳效應所佔的比率也較高,分別為32 . 6 %和16 . 8 % .鈴重和衣分的群體平均優勢較大,分別為13 . 3 %和3 . 5 % ,達到了極顯著;鈴重的超親優勢為2 . 0 % ,不顯著;衣分為顯著的負值( - 2 . 1 % ) .遺傳分析與雜種優勢結果一致.具體表現在產量狀上,親本相當配製的組合雜合顯較高,其超親優勢正向顯著,而極值親本(差較大)所配組合沒有超過高親的.這表明親本差小、親源關系較近的親本中仍然存在足夠的遺傳變或某種機制以創造變使育種取得更大的進展.相關分析表明了仍然存在嚴重的品與產量的負相關,遺傳改良的難度較大
  8. It indicated that not only can spirulina cells grow photoautotrophically and photomixtrotrophically, but also can grow heterotrophically under some specific conditions. light intensity, light quality, temperature, species and concentration of metals, rare earth elements and vitamins, salinity, cell concentration, dissolved oxygen level and magnetic filed etc., all play important roles in photosynthetic performance and cell productivity of spirutina

    認為螺旋藻細胞不但能進行光合自養和混合營養生長,而且在某些特定的條件下,還能進行養生長;光照強度、光、溫度、金屬元素、稀土元素、鹽度、藻體細胞濃度、溶氧水平、維生素、激素和磁場等因素對螺旋藻細胞的光合能和細胞產率都有顯著影響。
  9. The sub - model for design of population density was developed according to the principle of determining boll number from target yield, fruit node from boll number, fruit branch from fruit node and population density from fruit branch by integrating the effects of sowing date, cutout date, effective temperature accumulation above 12, variety type, and fertilizer and water management levels. sowing rate was then decided by integrating the effects of different soil water and salt contents, ph, temperature and sowing style on seedling emergence rate with relative weight method

    基於「以產定鈴、以鈴定節、以節定枝、以枝定苗」的原理,同時考慮播種日期、打頂日期、 12的有效積溫、品種株型特、肥水管理水平差等因素來確定適宜的種植密度;在此基礎上,應用相對權重法計算土壤含水量、含鹽量以及整地量和播種方式等多個生態因子對出苗率的綜合影響,進而確定播種量。
  10. In this thesis, the strategies of guerilla - type clonal plants to adapt themselves to heterogeneous environments are addressed using both field and greenhouse experiments

    本文以匍匐莖和根狀莖型草本為材料,應用實驗生態學方法研究了游擊型克隆植物對的生態適應對策。
  11. Finally, the author puts forward the countermeasures and the suggestions in the development of the animal husbandry in jiuquan oasis, which are to confirm the rational amount of domestic animal loaded ; to protect the meadow resource and to develop the high - quality artificial meadow energeti cally ; to implement the virtual water strategy in order to alleviate the ecological environment pressure in jiuquan oasis ; to advance the industrialization process of animal husbandry energetically ; to process and utilize crops by product in the agricultural district ; to strengthen the construction of shelter forest of qilian mountains ; to organize the seasonal production of the animal husbandry ; to popularize the fatten poultries technology in the other land ; to strengthen the rational planning of the production of the animal husbandry ; to increase fund input ; to accelerate the basic construction of the animal husbandry and to prevent and cure the grassland which mouse hurt

    採用層次分析法對酒泉綠洲畜牧業發展的重要影響因素做了判斷。最後從確定合理的載畜量,大力保護草地資源和發展優人工草地,實施虛擬水戰略以緩解酒泉綠洲的生態壓力,大力推進畜牧業產業化進程,對農區農作物副產品的加工利用、加強祁連山防護林建設、組織畜牧業季節生產,推廣推廣肉禽地育肥技術、加強畜牧業生產的合理規劃、增加資金投入,加快畜牧業基礎設施的建設以及草原鼠害的防治等十個方面提出了酒泉綠洲畜牧業發展的具體對策建議,以期望能對酒泉市的社會經濟發展提供科學的決策依據。
  12. Coupling vegetation dynamics at multiple scales is essential to explore the mechanisms of water and sediment yield response to vegetation changes such as vegetation reestablishment, development, succession, distribution, and management practices - we reviewed literature on advances in studying the processes and mechanisms of the vegetation influence on runoff and sediment production in relations to vegetation growth, vegetation succession, vegetation patterns and distribution, as well as afforestation and deforestation

    由於植被自身的生長發育以及受自然因素和人為干擾的作用,植被變化具有多尺度;由於受流域水文和水文通量的變化的影響,流域水文過程也同樣具有多尺度
  13. In the evolutionary process, plants may have constituted various adaptive strategies to cope with environmental heterogeneity

    在進化過程中,植物可能形成了各種有效利用環境異質性的生態適應對策。
  14. Through the clustering analysis with the data of isozyme analysis, morphology analysis and climate analysis, 15 local populations were divided into 5 ecotypes. ecotype i included shanxi - fengxian, shanxi - shiquan, hubei - yunxi, hubei - wudang, hubei - yichang, hunan - anhua, hunan - shimen. gansu - liangdang population was belong to ecotype ii

    由於存在環境異質性,使得盾葉薯蕷各居群在長期的生態適應過程中,發生了生理以及形態等生物學特的變,這些變有的是暫時的,有的則在遺傳上被固定下來。
  15. About eighty percent of common human disorders belong to complex trait. complex diseases are often caused by the interaction of many loci and environmental effects, and exhibit a strong familial component and population genetic heterogeneity. a simple relationship between the observable phenotypes and the underlying genetic effects does not exist

    人類多數( 80 % )疾病屬于復雜疾病,復雜疾病一般是由多個遺傳基因及因素共同交互作用而發生發展的,並且往往具有家族聚集傾向、遺傳等特徵,表型與基因型間沒有簡單對應關系。
  16. To analyze the sca in such environment, this working paper loosens the hypothesis of the traditional ca research, and takes uncertainty environment, limited rationality, path dependency and resources heterogeneity as researching hypothesis

    為了研究這種下的可持續競爭優勢問題,論文放鬆了傳統競爭優勢理論研究的前提假設,以不確定、有限理、路徑依賴和資源為研究的假設條件。
  17. In section four the thesis in details analyzes the reason of the " alteration " in curriculum implementation, mainly including three aspects of reason : firstly, the reasons of curriculum itself, that is value orientation formerly - designed curriculum, practicability and elasticity of curriculum plan ; secondly, influence come from the interior of education system, that is curriculum design, the difference between designer and implementor, the hinderance of linking up in the chain of main - body ; thirdly, influence come from external environment, that is traditional view from society, the support and policy which forms a complete set from the government, the regional feature of curriculum implementation and the development and changes of times and etc. in section five the thesis talks in details about how to promote to produce " construction " effect and how to restrain " impediment " effect

    第四部分,具體分析課程實施中「變」出現的原因。主要包括預設課程的價值取向、課程計劃的可行、課程計劃的彈等課程本身的原因;教育系統內部課程規劃、設計者與課程實施者的、課程實施過程中主體鏈溝通障礙也容易引起變的產生、課程實施者的素等方面的原因;外部社會傳統觀念的影響、政府部門的配套政策與支持、課程實施的地域特點、時代的發展變化等方面的原因。第五部分,具體探討在課程實施中如何採取相應的措施促進「變」的建構效應的產生,抑制其阻礙效應的產生。
  18. In principle, clonal growth contributes markedly to the ability of clonal plants to make use of environmental heterogeneity

    克隆生長使得克隆植物在理論上更容易適應于
  19. If we look tebc as a function, there are several parameters, such as time, space and the category or intensity of tourists " activities, that is to say, the study of tebc must be combined with a territory unit

    旅遊承載力可以被視為由時間,空間,旅遊活動類型和強度等變量決定的函數,正是由於時空,旅遊承載力的研究必須與某一具體地域或地域類型相結合。
  20. I also made the discussion on the humanistic design for the spatial structure, features and types of the residential area by focusing on the substantial components of the residential environment at the same time, i further explain both the differences between the original intention of the landscape design for the present urban residential area and the actual use of the residents and several questions existing in the landscap e environment design for the modern residences through the analysis on the typical case of the residential environment design

    並針對小區構成要素,對小區空間構成、特徵及類型進行了人化設計的研究探討。同時通過對具有典型意義的城市居住小區景觀進行案例分析,進一步揭示了現今城市居住小區景觀設計初衷與現實居民使用存在的差以及現代居住景觀設計存在的諸多問題。
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