進化率 的英文怎麼說

中文拼音 [jìnhuà]
進化率 英文
evolution rate
  • : 進構詞成分。
  • : 率名詞(比值) rate; ratio; proportion
  • 進化 : evolution
  1. So the effect of eutrophication of dianchi lake of sediment ca n ' t be ignored. based on the research of modern sediemnt of dianchi lake, the thesis is concerned about some physical and chemical characteristics ( including magnetic susceptibility, ammoniac nitrogen and effective phosphprus etc. ) and thermodynamics analysis of spontaneous mineral of iron

    本論文主要以滇池現代沉積物為研究對象,對滇池現代沉積物的主要物理和學性質(包括氨氮、有效磷、磁等) ,行基礎性地分析研究並對滇池現代沉積物鐵的自生礦物行了熱力學分析。
  2. Sample ' s analyses and tests in laboratory, this thesis makes a detailed research on holocene deposits characteristics of mu us desert, especially on characteristics of grain size composition, which break through previous description of determining the nature and gain a series of number indexes. at the same time, this thesis has also researched arenaceous source on every part of mu us. firstly mu us desert ' s forming process is deeply influenced by the east asian monsoon, the grain size gradually becomes smaller, while the magnetic susceptibility becomes larger from northwest to southeast this phenomenon not only appears on the surface of mu us, but also obviously reflects on the same layer of different places

    根據大量野外詳細考察和室內樣品分析與測試,本文對毛烏素沙地全新世地層沉積特徵做了細致的探討,尤其對區域地層的粒度組成特徵做了一步的研究,突破了以往的定性描述,得出了一系列量指標;結合野外的考察工作,對其不同地區的沙質來源做了詳細分析,主要得出以下結論: 1 、毛烏素沙地形成過程深受東亞季風影響,粒度自西北向東南逐漸變細、磁值逐漸變大。
  3. Trial 2, effect of supplemental copper of different type on nutrition and specific immunity of mice - ii the grouping of trialt animal was the same as trial 1, at the first day, second day, third day, one mouse was injected with pha brine fluid for 10mg / kg avoirdupois after weighing in the same time in each repeat, following the 7d, 14d, 21d, 8d feeding period, after weighing, blood was made, wrigh - giemsa coloration, counting the number of lymphocyte female cell and overage lymphocyte, index of immune organ, copper concentration in liver and spleen

    試驗二,不同形式銅對小鼠營養與特異性免疫功能的作用-試驗動物分組同試驗一,入正式試驗期后,在每周第1天、 2天、 3天同一時間每重復選取1隻小鼠,稱重后每天按10mg kg體重肌肉注射一次植物血凝素生理鹽水溶液,並於試驗第7天、 14天、 21天、 28天稱重后尾尖取血,姬姆薩-瑞氏染色,計算t淋巴細胞轉,計算免疫器官指數,測定肝臟、脾臟銅含量。
  4. The blastn results show that gyn - 15 is closely related to a symbiont of anemones, s. californium, and the free - living strain, gymnodinium varians. sequence comparison show that the similarities among each part of the sequences from these three strains are all above 99 %. phylogenetic reconstruction with neighbor - joining ( nj ) method using sequences of variable regions ( v1 + v2 + v3 ) of ssu rdna indicated that gyn - 15, s. californium and g. varians form a new clade with 100 % bootstrap support

    以ssurdna序列中的三個可變區( vz + vz + v3 )和鄰接法困eighbor一joiningmethod , nj法)構建共生甲藻屬的系統樹表明, gyn一巧與5 . cal扣rnium和g . varian :在共生甲藻屬內構成一個獨立的、自檢支持百分為100 %的子類群( clade ) ,根據這些結果可將gyn一巧初步鑒定為屬于共生甲藻屬。
  5. On the basis of foreign documents, the dissertation firstly describes the morphology, taxonomy, and biological characters of cochineal insects. then, by using artificial climate cases in the lab, according to orthogonal design, 8 lands of combinations of temperature, humidity and light is set, while the temperature has four levels : 15, 20, 25 and 30, and the relative humidity has two levels : 60 % and 80 %, while the light also has two levels : 980 lux and 60 lux. through observations and analysis of hatching percentage, survival percentage of the first instar and during from the second instar to the adult, the population tendency index, generation life cycle, size and eggs of female adult, the development of the cochineal under different conditions is studied

    在收集、整理國外對胭脂蟲的研究資料基礎上,首先從胭脂蟲的形態學、分類學、生物學特性入手,而在實驗室內利用人工氣候箱,應用正交設計方法,設計了4種溫度、 2種濕度、 2種光照梯度的不同組合,通過測定胭脂蟲的孵、 1齡若蟲的存活、 2齡若蟲至成蟲期存活、種群趨勢指數、世代歷期、雌成蟲的大小、懷卵量等生物學指標,深入研究胭脂蟲在這些組合下的生長發育狀況,應用數理統計方法,分析出溫度、濕度和光照對各項生物學指標的影響,找出胭脂蟲適宜的室內培育條件,並為野外胭脂蟲的培育提供一定的理論依據。
  6. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆時,可轉為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆,可提高鉆,減輕勞動強度;採用泵吸反循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆的困難,又很好地解決了沖擊鉆機效低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡了該機構設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。
  7. In this article, considering the character of the one - dimensioned continuum and the cross - section, the varied quotiety of the strain can be presented as the mode function to identify the damage. and inversion of the elastic wave is presented to detect the injures when the area is the variable of the inversion, for the pip usually buried under the earth or enwrapped into the protection make the detection difficulty by the mode of vibrancy. the influence of the area must be considered if the exactness is the pre - requisition

    在論文中,考慮到壓力管道的一維性質,提出用應變模態改變變的方法對一維的結構行損傷識別;同時考慮到在實際的工程和現場測試中,壓力管道大多深埋在地下或者有外在的保護膜,不宜行模態的檢測,所以也考慮利用彈性波的方法對壓力管道的性質參數和截面性質行反演識別,從而得到我們感興趣的東西,達到損傷識別;一般,在利用彈性波反射方法行損傷檢測中,不考慮截面效應對彈性波的衰減影響,這就對損傷檢測造成一定的影響,本文考慮截面效應的影響,通過實驗來確定截面效應系數。
  8. The experimental results show that the method can not only detect the fuzzy edge and exiguous edge correctly, but also improve the searching efficiency of fuzzy clustering algorithm based on tea evidently

    實驗結果表明,該演算法不僅具有很強的模糊邊緣和微細邊緣檢測能力,而且可以提高基於人工免疫演算法的模糊聚類演算法的搜索效
  9. Therefore, the central work what we should do by now is to optimize the level and structure of interest rate, to develop finical system, to strengthen finical inspect and to create conditions for the gradual development of interest system reform

    因而,我們有必要從優水平、利結構,培育完善的金融體系,加強金融監管等方面著手,創造條件並沿漸路徑從邊際調整中有序地推體制改革。
  10. Firstly, evidence from depositional pattern suggests that the hsl has experienced an expansion - contraction circle since the late glacial epoch. the expansion and movement of the hsl or desert in early stage were clearly marked by the presence of paleo - aeoline sands. the occurrence of paleosoal characterized the stabilization and contraction of the hsl and also indicated the activity of pedogenesis on the paleo - aeilian sands

    通過系列氣候代用指標的分析,首次發現該地區粒度、磁指標值在兩個大的峰值之間有多個小的峰谷出現,表明了在大的氣候變階段次一級的暖濕?乾冷氣候波動,值的一步做年齡的小尺度高解析度研究。
  11. One of the stable fusants f3, morphologically resembled t - 730, and produced maximally 40. 9mg / ml itaconic acid from raw corn starch ( 10 % ) at 6 days of cultivation. the productivity of itaconic acid from raw corn starch was 66

    通過對f3行發酵的初步探討,結果表明,以10生澱粉為碳源,連續發酵6天, f3的衣康酸產酸達到40 . 9mg ml ,對供給澱粉濃度的轉為40 . 9 。
  12. The materials as explant in transformation come from birch leaf, stem segment and leaf stalk, and the spider toxin gene was used as foreign gene for this transformation experiment. it showed that the best explant was the big leaf, on which the transformation frequency was 22 %. by gus detection, there were 43 percent of the plants with kanamycin resistance, and 100 percent of positive result, by pcr amplification, was gotten from random sampling

    利用雙元載體的根癌農桿菌lba4404菌株( agrobacteriumtumefaciens ) ,含質粒pyhy (目的基因及npt 、 gus基因) ,對白樺試管苗莖段,葉柄,葉片三種外植體行侵染,結果表明:大葉片生長勢強,為轉基因的最優外植體,轉能夠達到22 。
  13. The model is tested by a typical die - cavity roughing, and shortening machining time and balancing cutting - load can be attained

    通過典型模具型腔的粗加工試驗驗證,證明該策略不僅可以縮短加工時間,而且可以使加工載荷均勻。
  14. For the mass balance equations, the average mechanical denudation rates would be estimated based on chemical weathering rates for the major basins of china

    研究發現綜合巖性整體上控制了中國主要流域盆地學風的大小,但學風一定程度上也受制於流域巖石的學風程。
  15. Based on the original data of tm in 1988, 1992 and 1998, then after some processing and analysis, the author have the thematic data of land - use by interpretation. on the basis of them, the author made the analysis of land - use for this area based on the spacial analysis of gis and the method of comparison between result of land - use classification as follows : the method of aggregating analysis, the analysis of urbanization, the analysis of the transformation rate of cultivated land, the analysis of the driving force of land - use change and the sustainable use of land. the conclusions may be demonstrated below : the cultivated land decreases with the patchs fragment ; road spreads radialy surround second - ring road ; the urban land expands quickly toward southwest along the major roads and be concentrative. rural land and industry increse rapidly with dispersing ; 0thers change slowly. the major driving forces of land - use change in this area are the rapid expansion of urban and rapid growth of population, foreign investment and the development of tertiary industry which was based upon the real estate. according the trendency of land - use change, the author consider that we must insist on the way of the sustainable use of land based on protecting the cultivated land

    在此基礎上,應用分類結果比較法,在gis各種空間分析功能(幾何量算、統計分析、疊加分析及緩沖區分析)的支持下,對該區土地利用變行了如下分析:土地利用綜合分析、城市程分析、耕地轉分析、土地利用變因素分析及土地的可持續利用分析。結果表明:該區土地利用變主要表現為耕地大量減少,斑塊破碎;交通用地沿二環線呈放射狀向四周擴展;城鎮用地沿交通干線向西南方向擴張迅速,用地趨于集中;農村居民點和工礦業用地增加,用地趨于分散;其它用地變較慢。這一用地變的主導因素是城鎮用地擴展快、人口增長迅速、外資的大量投入及以房地產為主的第三產業的快速發展。
  16. Using results of this paper and thermodynamical bethe ansatz method, one can study the thermodynamics of this model under open boundary conditions

    在本文結果的基礎上,利用熱力學betheansatz方法,可一步研究此模型的一些熱力學性質,如比熱、磁等。
  17. Technical progress is measured as a standing alone variable by the method of improved proportion in elemental structure and the rate of growth elasticity in capital substituting for labor

    可以用要素結構進化率法和要素替代彈性法將技術步作為一個獨立變量予以測度,並放之於經濟增長模型中行分析。
  18. This means that these parts of genes evolve particularly slowly, making the proteins they encode for not as good as they could be had evolutionary processes been more able to improve them over time

    這意味著基因里這部分序列的非常慢,隨著時間流逝,由這部分序列編碼的蛋白質的進化率並沒有與生命的過程同步。
  19. “ this is one of the strongest predictors of rates of protein evolution known, indicating that this dual coding role is vastly more influential than previously believed

    「這是測定目前已知蛋白進化率的最好的一個工具,雙重功能基因的作用范圍遠比以前人們所認識的還要廣泛。 」
  20. In fact, this chi - test holds irrespective of whether there is among - site ( i ) heterogeneity in substitution rates, ( ii ) correlation in evolutionary rates / patterns, and ( iii ) variation in substitution patterns. computer simulations also show that t

    實際上,卡方檢測不管在座位間下列條件是否滿足皆是成立的:一)替代的異質性, ( n )進化率膜型的相關性, ( iii )替代模型的變異。
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