實質性變異 的英文怎麼說

中文拼音 [shízhíxìngbiàn]
實質性變異 英文
substantive variation
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : 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 ...
  • : 形容詞1 (有分別; 不相同) different 2 (奇異; 特別) strange; unusual; extraordinary 3 (另外的;...
  • 實質性 : essentiality
  • 實質 : substance; essence; texture; parenchyma; quiddity; parenchima
  1. The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar

    電離層是隨機時,各向,非均勻、色散的復雜介。為了保證依賴于電離層進行的短波通信量,必須了解電離層的時狀態信息。高頻返回散射探測可以時監測與短波通信或高頻天波雷達相關的天波傳播通道的狀態,對短波通信和天波雷達工作起了重要的輔助作用。
  2. The experimental procedure that begins with a cloned segment of dna, or a protein sequence, and uses this knowledge to introduce programmed mutations ( through directed mutagenesis ) back into the genome in order to investigate gene and protein function

    在已知dna克隆片段或蛋白序列上引導程序(通過直接誘)並返回到基因組,來研究基因和蛋白功能的驗方法。
  3. As present research subjects, carrying on experiment and action research for 5 terms from the beginning of the second term of junior grade 2 till the end of junior grade 4. the results of the experiment show the following facts : first, th ere is a striking difference in radiation thinking ability between the students of experiment class and those of control class. furthermore, an imbalance lies in the development of this quality, that is, the students of experiment class prior to the development of fluency, remaining unchangable in flexibility and creativity

    驗結果表明,首先,驗班與控制班學生的發散思維能力存在顯著差,而且發散思維品(流暢和獨創)在發展上存在著不平衡,即在驗的前期和中期,驗班學生的發散思維的流暢優先發展,和獨創基本不
  4. By comparing the biological characteristics of original normal filament, linear filament and the curved filament retransited from linear filament, certain evidence of the morphologic variation regulated by a special transposon are detected on the level of protein and dna, which will help us to discover the mechanisms of this morphologic variation on molecular genetics level and solve the problem in production of spirulina in large scale

    在比較了正常藻絲體、直藻絲體及回復正常螺旋形態的藻絲體一組材料生物學特的基礎上,進一步在蛋白及dna水平上找到了轉座子調控此形態的某些證據,為闡明螺旋藻形態與重建的分子遺傳學機制以及解決螺旋藻大規模生產的際問題提供理論依據。
  5. Imaging demonstrated a diffusely abnormal liver, and a liver biopsy revealed a fibrosing granulomatous process infiltrating and replacing liver parenchyma

    影像表現常的彌漫肝細胞脂肪,肝活檢顯示進展纖維化肉芽腫浸潤肝
  6. Based on the technical parameters, quality matter and character of polymeric materials and its products, the statistical method such as orthogonal array design, pareto diagram, histogram, significance testing, fuzzy mathematics have been used to carry out a series of study. by doing so, the inherence relationship and variance property, degree and reason of polymeric materials and its products have been obtained ; it could get better improved by adopting correcting measure

    本論文以高分子材料及其製件的工藝參數、量問題和量特徵值為研究對象,利用正交驗設計、調查表、因果圖、排列圖、直方圖、控制圖、故障樹( fta ) 、顯著檢驗、相關分析以及模糊數學評定法等多種統計技術方法,從不同角度進行了一系列探索研究,得到了高分子材料及其製件內在關系及、程度和原因,採取了糾正措施並取得了較好的效果。
  7. This study dealt with the identification and evaluation of 8 maize populations from tropical and subtropical regions under the ecological conditions in zhengzhou, henan. results showed that the significant delaying days to shed and days to silk, discoordinating for the development of male and female, higher plant and ear height, more leaf numbers, high barreness, worse performance of ear traits compared with the ck ( temperate population ) were found, which showed the tropical and subtropical populations could not be utilized directly under the ecological conditions in zhengzhou. by using selection and improvement the tropical and subtropical populations can be used to broaden the genetic base of temperate maize breeding, beause of the greater genetic variation and higher selection potential within each population. the different performances of the sensitivity to photoperiod were observed among different tropical and subtropical populations and different traits. the asi, time to silk, ear height, leaf numbers, grain yield per ear could be used as the good evaluation traits for identifying the sensitivity to photoperiod

    對8個熱帶、亞熱帶玉米群體在鄭州生態條件下的表現進行鑒定和評價,結果表明,熱帶、亞熱帶群體散粉、吐絲期顯著延遲,雌雄不協調,植株和穗位高、葉片數增多、空稈率高,結差,果穗狀均明顯劣於溫帶對照,在鄭州生態條件下不能直接利用,但是群體內具有較大的遺傳和選擇潛力,可以用來拓寬現有玉米種的遺傳基礎;不同熱帶、亞熱帶群體的光周期敏感不同;不同狀對光周期反應的敏感程度不同, asi 、吐絲期、穗位高、葉片數、穗粒重可作為鑒定光周期敏感的較好指標
  8. ( s ) weathering and unloading action which are the two main exogenous process is active in epigenetic - surface. so, although one is different with the other, they are associated with each other closely and are cntrolled by geostress and seepage fields. in fact, weak weathered zone corresponds to weak load - off one, strong weathered zone corresponds to strong load - off one in virtue of result of this dissertation. ( 6 ) rock mass is a geologic body which is composed of rock and structural plane. and under the condition of geostress. temperature and seepage fields, correspondingly. studying weathering should pay attation to the aspects of rock, structural plane and fields. according to this. the author subdivises rockmass weathering into rock weathering and structural weathering, ulteriorly, the dissertation studies rockmass weathering from three aspects as follows : ? ock weathering : aberrance degree of mineral and physical mechanical performance of weathered rock ; ? e have already knew that weathering action damage the integrity of rock mass, but few applies it to engineering practice. the dissertation is based on trend o

    本文研究結果為弱卸荷與弱風化大致對應、強卸荷與強風化大致對應; ( 6 )巖體是由組成它的巖石與缺陷賦存於一定環境場中的地體,據此本文將巖體風化細劃為巖石風化與結構面風化,並進而將表徵巖體風化的指標相應地歸結為三個方面來加以研究並應用於工程踐,這就是:對于巖石風化,主要為礦物的程度與風化巖石的物理力學能研究:雖已認識到風化作用破壞了巖體完整,但將該理論應用於巖體風化分帶卻不多見,本文即從淺表部位硬結構面間距、條數、跡長、塊度等隨遠離臨空面的化規律來研究巖體風化分帶:不同風化、卸荷程度的巖體際處于不同環境場中,彈波速化與特定環境場相對應,因而是反映巖體風化、卸荷的綜合因素。
  9. In practice, because of the differences in soil property and irregular riverbed, dredging processes are usually complicated. in addition, dredger operators are required to understand dredging processes and to be familiar with the basic characteristics of the dredging equipment through specific training in order to control the dredging equipment correctly

    生產踐中,水下土的差及河床形態的多,使得疏浚工況和疏浚作業比較復雜,再加上大型疏浚設備十分昂貴,從而客觀上要求船員事先應通過崗位培訓,了解疏浚過程,熟悉疏浚設備的基本特,為正確操控疏浚設備,現安全高效疏浚,提供技術保證。
  10. He has imagined how a mutant might set about mating or surviving ; he has experimented with point shoes and prostheses, basic anatomy and virtual reality. - the observer - sunday june 6, 2004

    他想象了一個突體可能會怎樣結伴交配或爭取生存,他地嘗試了芭蕾舞鞋和假體,基礎解剖學和
  11. 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

    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)替代率的, ( n )進化率膜型的相關, ( iii )替代模型的
  12. It distributes widely and survives easily. smears of blood samples were prepared conveniently ; and there is no restriction on seasons. for these reasons, mcn and ona test in erythrocytes of loach is rather useful index for detecting mutagenetic compounds in the aquatic environment

    研究結果表明,泥鰍對于核的誘發具有較高的敏感,且泥鰍分佈較廣,易存活,且血量也較搬料多,並能在不同季節評測水狀況,因此,泥鰍紅細胞微核和核常測試法可作為監測水環境中致化合物的一個較為用的指標。
  13. According to mass of the testing data of clay silt and silty clay in beijing and based on mathematical statistic theory, this paper analyzes statistically the physical mechanics indexes, discusses the distribution features of clay indexes and their differentiation

    摘要根據北京地區大量的粉粘土、粘粉土土工驗資料,基於數理統計理論,對其物理力學指標進行了統計分析,探討了各土指標的規律分佈特徵,分析指標的
  14. Tissue sections from every animal were double - labeled with the antibodies of map - 2, cox - 2, gdnf, caspase - 3 and either the neuron - specific antibody neuronal nuclear protein ( neun ) or the astroglial - specific marker glial fibrillary acidic protein ( gfap ). we carried out a series of research to explore the effects and mechanism of map - 2, cox - 2, gdnf, caspase - 3 during tbi and trie d to provide some useful theory basis for both the treatment of tbi in the practice and forensic medicine

    並通過上述指標分別與神經元特標志物神經元核蛋白( neuronalnuclearprotein , neun )和星形膠細胞特標志物膠纖維酸蛋白( glialfibrillaryacidicprotein , gfap )進行免疫組織化學雙染色,探討腦損傷后神經元及神經膠細胞反應化情況及其分子生物學機制,以期為腦損傷研究提供有益的數據材料,也為以上指標在法醫學際檢案的應用提供必需理論依據。
  15. 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,具體分析課程施中「」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、設計者與課程施者的、課程施過程中主體鏈溝通障礙也容易引起的產生、課程施者的素等方面的原因;外部環境社會傳統觀念的影響、政府部門的配套政策與支持、課程施的地域特點、時代的發展化等方面的原因。第五部分,具體探討在課程施中如何採取相應的措施促進「」的建構效應的產生,抑制其阻礙效應的產生。
  16. This paper looks soil as homogeneous stationary random fields, expatiates the application of the random process in the geotechnical engineering and establishes the basic concept, its assortment and digital feature of random process and random fields, tests whether this random fields is a stationary process and whether it is ergodic, applies correlation function theory and variable function theory in the study of the random fields of soil parameter, acquires the relation of the two theories and draws the conclusion that they are equal essentially, fits the measured curve by using the correlation function method, variable function method and other methods, and acquires the value of correlation distance, applies the random fields theory of soil parameter in actual engineering, estimates the value of elevation and other soil parameters of 92 holes in baoding city and the results are satisfying

    將相關函數理論和函數理論分別應用於巖土參數隨機場的研究中,通過運用這兩種理論對巖土參數特的描述,得出這兩種理論的內在聯系及其本一致的結論。分別運用相關函數法、函數法及其它求解相關距離的方法對測函數曲線的擬合,得出描述空間相關程度的度量? ?相關距離(或程) ,對用這幾種不同方法得出的相關距離(或程)值進行了比較,並對這幾種方法的優劣和做了評比。將巖土參數隨機場理論運用於工程際,對保定市區某場地的92個鉆孔的各層位的層底標高及其它幾種常見的巖土參數做出了估計,預測結果比較令人滿意。
  17. In the present experiment studies, an acute traumatic model of lateral cortical impact was employed to study expressive changes of microtubule associated protein - 2 ( map - 2 ), cyclooxygenase - 2 ( cox - 2 ), glial cell line - derived neurotrophic factor ( gdnf ), caspase - 3 mrna and protein after brain injury in rats. immunocytochemical staining, western blotting, nucleic acid in situ hybridization with an oligonucleotide probe and computer image analysis were used to detect the dynamic changes of map - 2 mrna, cox - 2 mrna, gdnf mrna, and caspase - 3 mrna in the cortex after moderate traumatic brain injury ( tbi )

    驗從自行設計大鼠腦損傷落體打擊器開始,先行建立了一個便於觀察和施加處理因素、控制好、重復好的動物模型,選用30g擊錘從25cm高處下落,沖擊應力d為355 . 09kpa ,打擊大鼠右頂部,造成中等程度的閉合腦損傷,從病理形態學、組織超微結構觀察及微管相關蛋白- 2 ( microtubuleassociatedprotein2 , map - 2 ) 、環氧合酶- 2 ( cyclooxygenase2 , cox - 2 ) 、膠神經營養因子( glialcellline - derivedneutrophicfactor , gdnf ) 、 caspase - 3基因及蛋白表達的時間化,詳盡系統地闡述腦損傷后各指標化的時間規律及表達差可能的形成機制。
  18. The empirical results show that evident heterogeneity exists not only in labor supply selectivity but also in rates of return of worker ' s characteristics across the conditional distribution of wages

    證結果顯示,勞動參與選擇以及勞工特的報酬率在工資的條件分配中呈現明顯的,而由此推估的別歧視比例也隨著工資高低而改,其中以低技術層次女受到的歧視程度最為嚴重。
  19. The results show that the maximum likelihood classification based on variogram texture and spectral bands can perfectly define the grades of beach sandy land and inner desertification, and the maximal classification precision comes up to 92. 4 %, which proves that geostatistical texture is effective in the application of desertification monitoring

    結果表明,運用函數紋理結合光譜波段的最大似然分類方法能夠很好地界定海灘沙地和內陸荒漠地的等級,最高分類精度達到92 . 4 % ,證明了基於地統計學的影像紋理在現該地區遙感荒漠化監測方面的有效
  20. Depending on different natures of materials to be conveyed, the pipe inner surface can be lined with a metal either the same as or other than the pipe base metal by means of the plastic deformation complex technique so as to meet the following requirements : 1 ) increasing both corrosion resistance and wear resistance of the pipe inner surface ; 2 ) reducing the friction factor and the resistance against the materials being conveyed in the pipe line ; 3 ) easy processing, installation and maintenance of the pipe line

    根據輸送物料的,採用塑形復合方法在管道內壁鑲襯種或同種金屬管,可以現以下目的:增強管道內表面的耐腐蝕和耐磨;降低摩擦系數,減小物料的輸送阻力;便於管道的加工、安裝和維修。
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