相位突變 的英文怎麼說

中文拼音 [xiāngwèitūbiàn]
相位突變 英文
phase hits
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 突 : Ⅰ動詞1 （猛沖） dash forward; shoot out 2 （高於周圍） protrude; bulgeⅡ副詞（突然） abruptly; sud...
  • 相位 : phase position; phase
  • 突變 : 1 （突然急劇的變化） sudden change; change suddenly; transilience; accident; saltation; revulsion...
  1. The sequence analysis revealed that the as1 gene encodes a myb protein, which is a candidate transcription factor. in as1 and as2 mutants, the polarity formation in leaves is defective. cell differentiation along abaxial - adaxial, proximal - distal and media - lateral axes all shows an insufficient fashion

    通過掃描電鏡、干涉相差顯微鏡、組織切片、過量表達等手段研究了as1和as2的功能，包括觀察觀察突變體的組織、細胞結構及早期發育狀況，同時採用gus表達、 rt - pcr 、原位雜交、 northern等手段分析基因的表達情況。
  2. There is great change of negative current component when it happens the line - open fault. it is marked as the occurrence of the fault. and it can be concluded the phase characteristic of negative current in the line. in the transient course, there are plenty of harmonics in the fault line. through the transient analysis, it is drawed that the amplitude of each harmonic in fault phase is greater than other phases. harmonic current in fault line is far greater than other normal lines

    發生斷線故障以後，線路中會出現負序電流的突變，可以作為故障啟動判斷的標志，並且通過分析得出了故障時負序基波電流的相位特點。在故障暫態過程中，故障電流中含有大量豐富的諧波成分，各次諧波在故障期間有突變，並且衰減很快。
  3. Analysis of the sequence variation of cytochrome b gene indicated that there is no evidence of insertions or deletions, i. e., they are all of identical length of 1143 bp in all the sequences of cytochrome b gene. further, the sequences can be fully translated into amino acid using chicken mitochondrial codon without nonsense mutations or intervening stop codons. the 1143 bp cytochrome b alignment contained 416 variable sites, of which 306 were parsimony informative sites with the strongest variable in third codon positions and less variable in first and second codon positions

    細胞色素b基因序列變異分析表明： 1 ）雁形目鳥類細胞色素b基因全序列長度一致，無插入和缺失：對照雞線粒體密碼子系統全序列能全部翻譯成氨基酸序列，無無義突變，全序列內部無終止密碼子； 2 ）序列比對后1143加，含416個核著酸變異位點， 306個簡約信息位點，其中處於密碼子第三位的變異最大，第一位和第二位堿基的變異相對較小。
  4. The application of the b - spline wavelet analysis method to series of climate and external forcing factors is introduced. using lag - correlation analysis method, interpretative variances analysis method, phrase comparing method to the wavelet analysis result, we not only gained the variation at different scales of the global temperature and el nino signals, the location of the jump points and latent scale of these series, but also indicated the magnitude, extent of the effect of external forcing factors on them

    利用小波分析方法，輔之以滯后相關分析解釋方差分析及位相對應比較方法，得到了氣溫變化及enso活動在各尺度層次上的變化，突變點位置及特徵尺度，並確定了太陽活動火山活動和溫室效應等外強迫因子對氣溫及enso的影響尺度幅度及響應時間。
  5. Regarded regional unconformity, transformation basement of tectonic regime, incised water channels, discontinuous surface of sidementary facies and exposed surface of lowstand as boundary of sequence, the palaeozoic in the researched area can be divided into three supersequence and fourteen sequence

    以區域不整合面、構造體制轉換面、水道下切谷、沉積相突變面及低水位期暴露面作為層序界面，將研究區古生界劃分為3個層序組和14個層序。
  6. After the algorithms of phase unwrapping is studied, a new phase unwrapping method with flexible marking points is proposed. thus, the effects of noise, height mutation and also shadow can be avoided

    研究了相位展開演算法，提出了基於邊緣檢測的柔性多標記點解相方法，克服了傳統解相方法在遇到噪聲時的不足之處，初步解決了高度突變、陰影對相位展開的影響。
  7. So the likelihood function of the differential phase peaks can be formed as means to identify m - ary psk

    於是可利用相位突變峰值的似然函數來識別信號為哪一種進制的psk信號。
  8. In chapter two we study the transport properties of a curved quantum wire, such as the mixture of transverse modes, suppress of conductance, local density, abrupt change of transmission phase and so on. these properties is compared to those of a perfect quantum wire

    第二章分析了弧形量子線的模式混合，電導抑制，局域態密度，透射相位突變等性質，並將這些性質與理想直量子線進行了對比。
  9. In the second of this article i listed the five causes about why the issue of quebec has been existing so long time : the most important cause of the issue of quebec is the intense desire of keeping and persisting the speciality of the france origins in the british origins dominating society ; the culture conflict based on language is imbued with the whole process of quebec issue ; the issue of quebec interweaving with constitution crisis is a important stimulative factor ; the defect in the system of the canada federation affords chance for the rapid development of the issue of quebec ; the change of economic status accelerate the quebec separate trend

    本文第二部分概括出魁北克問題長期存在的五方面原因：在英裔佔主導地位的社會中，使法裔的種族特性得以保持和延續的強烈願望是魁北克問題的主要原因；以語言為載體的文化沖突貫穿于整個過程；魁北克問題與加拿大憲法危機相互交織是重要刺激因素；加拿大聯邦制自身的結構缺陷為魁北克問題愈演愈烈提供了可乘之機；魁北克經濟地位的變遷加劇了其分離的傾向。
  10. The phylogenic relation and similarity of the gene is full length of lfy - like gene, which is 99 % similar both in nucleic acid sequence and amino acid sequences with that of ginlfy f rom the female. compared with the ginlfy of female, the gene from the male tree is deficient in 3 bp, and mutantion sites exists on the varied region of lfy - like

    該基因與文獻報道的銀杏雌株leafy基因相比，核苷酸序列同源性高達99 ，蛋白質序列同源浙江大學博士學位論文摘要性達99 ，缺少了3個核昔酸，突變均在植物leaf 』 y基因的非保守區內。
  11. But because of an indeterminate flexible structure with many degree of redundancy, its variant inner force under dead - loading, nonlinear behavior and the correlation between construction method and completed structure, especially incessant conversion of system in construction method, these must bring many complicated change to construction internal force and displacement. these main factors resulting in construction control analysis become more important in the design of cable - stayed bridge

    但由於它屬于高次超靜定的柔性結構，恆載內力狀態具有多樣性、結構狀態呈非線性、施工過程與成橋狀態具有相關性，特別是在施工階段結構體系的不斷轉換，必然給橋梁結構帶來較復雜的內力和位移變化，這些特點使得斜拉橋的施工控制分析成為突出的研究課題。
  12. In order to break through the choke point of the traditional design of a telephoto lens, how to eliminate aberrance by means of hybrid refraction - diffraction was studied from the view of the phase polynomial of diffractive surface and phase transformation polynomial of general lens

    摘要為了突破長焦物鏡傳統設計中的局限性，從衍射面的相位多項式出發，結合一般透鏡的相位變換式，對折衍混合消像差理論進行了探討。
  13. These alleles showed wing and cuticle phenotypes related to both wg and hh signaling pathways ( notch and vein defect et al. )

    具該類突變體等位基因的果蠅呈現出與wg和hh信號傳導途徑相關的翅和表皮形態。
  14. The transmission phase has a abrupt tt change when corresponding transmission amplitude tends zero

    當透射矩陣矩陣元為0時，對應的透射相位存在幅度為的突變。
  15. Using this system, we have studied matrine - inhibittory effect and trifluoperation - neuroprotection effect in hippocampal slices, also discussed the mechanism of long - term potentiation using anesthetic rats. the experiment results showed that matrine can inhibit the hyperactivity induced by penicillin sodium in dosage by changing the relative parameters of field potential ; trifluoperation can alter ps change with the time, enhance the degree and the ratio of ps recovery, then minis the hypoxic injury ; high frequency stimulate can increase ps amplitude and epsp slope for long time, buildup the in / out function of nerve cells, and enhance synaptic plasticity

    結果表明，苦參堿能夠劑量依賴性地抑制青霉素誘導的神經元順向信號傳導激活過程，使細胞外記錄到的場電位各個參數發生相應改變；三氟拉嗪可以改變ps的時相變化，提高ps的恢復程度和恢復率，減小了神經元因缺氧引起的不可逆損傷；高頻刺激（ highfrequencystimulate ， hfs ）可以長時間的增強ps的幅度和epsp的斜率，進而增強神經元的輸入輸出功能，增加了突觸的可塑性。
  16. The comparative analysis of sequences indicated that the sequences of meq in different pathotypes are relatively conserved and the homology of the amino acid sequences is very high. the significant differences include two mutations in both mdv - 1 vaccine strains cvi988 / rispens and 814 strain : the deletion of a proline ( no. l93aa ), and this mutation is just exactly located in a 15 - amino - acid ( eelcaqlcstppppi ) repeat sequence within the c - terminal transactivation domain of meq protein ; and a point mutation with a shift from alanine ( a ) of all virulent strains to serine ( s ) was occurred on the no. 71 aa

    結果發現， mdv不同致病型的meq基因序列相對比較保守，它們相互間核苷酸和氨基酸序列的同源性均很高；但是，與所有七個致瘤性的mdv毒株相比，二個型弱毒疫苗cv1988 rispens株和814株均出現了兩個特徵性的突變：即第194位的p缺失性突變和第71位氨基酸由a變成了s的位點突變；缺失性突變恰恰位於meq基因中轉錄激活域內的一個多脯氨酸的重復序列（ pppp ）之中。
  17. We sequence the inserted gene fragment of the indentified recombinant clone. the result is : angiostatin gene orf ( open reading frame ) links with the orf in expression vector correctly. but the first base of the codon aaa coding for lys414 in plg kringle 4 domain mutates from a to g which leads lys change to glu

    隨后取通過上述鑒定的重組克隆菌，對重組子插入片段測序，結果為： as基因開放讀碼框與表達載體的讀碼框正確匹配相連，但在其kringle4區相當于編碼plg的lys ~ （ 414 ）密碼子aaa的第一位堿基由a突變為g ，導致相應的氨基酸殘基突變為glu 。
  18. On the contrary, biology has catalogued many traits produced by point mutations ( changes at precise positions in an organism ' s dna ) ? bacterial resistance to antibiotics, for example

    實情恰恰相反。在生物的dna上，某個特定位址發生的變化叫作點突變。生物學家已經發現許多點突變製造的性狀，例如細菌對抗生素的耐受本領。
  19. Also, the intra - class classification of m - ary fsk and m - ary psk have been made. based on the number of different frequencies it is easy to identify m - ary fsk signals

    對于fsk信號，利用其不同頻率的個數可以完成其類內識別，而psk信號則可以利用它的相位突變信息進行類內識別。
  20. As for the m - ary psk signals, the differential phase peaks at the transients are used. the pdf ( probability density function ) of the differential phase peaks of m - ary psk are the mean of m - 1 pdfs of m - 1 phase peaks

    由於進制的數字調相信號每個子碼間具有個相位突變，其相位突變的峰值滿足一個概率密度為的分佈，若信號為元psk信號，則相位突變峰值的概率密度函數就是個概率密度之和的平均。
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