expression element 中文意思是什麼

expression element 解釋
表式元素
  • expression : n 1 表現，表示，表達。2 詞句；語句，措辭，說法。3 表情，臉色，態度；腔調，聲調。4 【數學】式，符...
  • element : n 1 要素；成分；（構成）部分；分子。2 【化學】元素；【數學】元，素；【機械工程】單元；單體；【無...
  1. The insulin - like growth factor - 2 ( igf - 2 ) and igf conjugated protein - 6 ( igfbp - 6 ) mrna level in rat calvaria bone tissue and mc - 3t3 - el cells were detected by northern blotting analyses and reverse transcription polymerase chain reaction. the estrogen responsive element ( ere ) in igfbp - 6 gene promoter was identified and involved in tcdd - reduced regulation of the gene expression by electromobility shift assays ( emsa )

    正常胎鼠頭蓋骨組織igf一2mrna呈高水平表達狀態，而igfbp一6mrna的水平較低; ccf胎鼠頭蓋骨骨組織內igf一2mrna的表達較正常胎鼠降低， igfbp一6mrna的表達則明顯升高; atra和e :聯合應用時， atra可以抑制雌激素對細胞內igf一2和igfbp一6的這種調節作用。
  2. Element is obtained by executing the expression in the curly braces

    >元素的值是通過執行大括號中的表達式獲取的。
  3. The env protein deduced from env gene encodes the hydrophilic surface protein ( su ) and the hydrophobic transmembrane domain ( tm ) that determine the specific interaction between virus particles and cell surface receptors during retroviral entry. the su of retroviruses is a highly variable genetic element, containing receptor binding sites and major antigenic determinants. exjsrv - specific dna probes were derived. by using these dna probes in tissue hybridization. we successfully identified jsrv mrna expression and proviruses dna in sheep lung tissues infected with jsrv and control group has no postive signals, validating the use of exogenous virus - specific dna probes in the analysis of oncogenic proviral integration sites and identification of integrated exogenous proviral sequences

    用地高辛隨機引物法標記exjsrv特異的env片段，制備探針，原位雜交檢測spa肺組織中的rna及前病毒dna ，結果表明spa患羊肺組織內有jsrvenv基因mrna的表達，同時也檢測到了前病毒dna ，而相應的陰性對照卻無陽性信號，證實外源性病毒特異的dna探針在致瘤性前病毒的整合位點和整合的外源性前病毒的檢測中具有可信度。
  4. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式，包括曲面橫截線為對稱、非對稱圓弧，拋物線弧，雙曲線弧，橢圓弧等.然後根據等效原理，推導非對稱圓弧矩形波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式，給出計算曲線.這種解雖然是近似的，但卻能解決這類共形波導縫隙天線的工程設計
  5. The integrated analysis and valuation of the sight character in hubin has been performed from the following aspects inclusive of landscape spacial web structure, spacial status and element detailed character with the forementioned method and graphic expression tools. 3 ) the historical evolvement of the whole landscape around the lake has been analyzed according to the system integration theory of landscape ecology. the whole characteristic of the traditional landscape around the lake has been researched from the three aspects as follows : variety of the landscape ; spacial interaction and continuation ; consistency as a whole, then the special skeleton of traditional landscape around the lake is discovered and the scientific foundation of landscape protection and control for the urban planning of traditional block is established

    首先，本文對于湖濱街區的現存景觀狀況、歷史文脈、居民生活環境質量做了大量調查與評價，並對居民對于現行規劃成果的評價以及對于未來景觀發展的看法做了深入的調查；第二，根據國際上關于城市景觀特質保護的最新研究思想，結合中國文化的特點，創新性地提出了傳統景觀特質的場所文脈評價方法，採用幾何結構模擬的圖示解剖手段，從景觀空間網路結構、景觀空間形態、景觀元素細部特徵等多方面對湖濱地區的景觀特質進行了整體分析評價；第三，根據景觀生態學的系統整體性理論，分析了整個環湖地區景觀歷史演變發展，並且從景觀多樣性、空間滲透、延續性與整體一致性三方面研究了環湖地區傳統景觀的整體特徵，找到了環湖地區傳統景觀的獨特脈絡，為傳統街區的更新規劃找到了景觀保護與控制管理的科學依據。
  6. Integron, a genetic element of gene capture and expression in gram - negative bacteria, has been showed to play an important role in acquired antibiotic resistance of bacteria

    近來的研究顯示，革蘭陰性菌中一種基因捕獲和表達的遺傳單位? ?整合子（ integron ）在細菌獲得抗生素抗性機制中起了重要作用。
  7. Execution of an object creation expression that includes an object or collection initializer consists of first invoking the instance constructor and then performing the member or element initializations specified by the object or collection initializer

    對象建立表達式的執行包括某個對象或集合構造者，並由第一個調用實例構造函數組成，並且，接著執行成員或元素初始化，這是由對象或集合構造者特定化的。
  8. All of them, what modern china experienced, stimulated the development of jiangxi modern rural market, which finds full expression in wilder circulation of commodities, the outline of circulation system, the transition from the traditional market structure to modern one, the change in productive element markets, and the embryonic from of the market mechanism and system

    表現在商品流通量日益增加，商品市場流通網路初步形成，商品市場內部結構由傳統向近代演變，生產要素市場發生嬗變，市場機制開始發育，市場體系初步形成。
  9. Analyze the linear dipole array with uniform element spacing using the method of moments ( mom ), derive the analytical expression for the recovered signal with the direct data domain method, demonstrate the effect of the mutual coupling on the performance of the antenna array by examples, the degradation of the system caused by the mutual coupling is simulated and analyzed in two different electromagnetic environments such as the weak and strong interference

    用矩量法計算了幾個信號同時照射時對稱陣子均勻直線陣的電流分佈，用直接數據域演算法推導了此接收陣列的恢復期望信號的表達式，舉例說明了互耦對陣列天線性能的影響，數值模擬了在弱干擾和強干擾下，互耦造成系統性能下降的情況並分析了原因。
  10. If you access a shared element through an expression that returns an instance of its class or structure, the compiler makes the access through the class or structure name instead of evaluating the expression

    通過返回類或結構實例的表達式訪問共享元素時，編譯器會使訪問通過類或結構名稱而不是計算表達式來進行。
  11. 900 bp promoter - directed gus expression was highly induced by sa and bth, while the 603 bp promoter, whether mutated or not, did not respond to sa and bth induction, which indicated that the element in response to sa and bth lied among 575 ~ 872 bp from transcription start site

    全長900bp啟動子能夠應答sa和bth的誘導，而603bp長的啟動子無論突變與否對sa和bth均無應答，證明sa和bth的應答區域在克隆啟動子的轉錄起始位點上游575 872bp之間。
  12. L l6 - hsd2 is localized to the sppytiotrophoblast of the placenty providing a fimctional barrier protecting the fetus from matemal glucocorticoids. a sequence resembling glucocorticoid response element ( gre ) has been identified in the promoter region of the human l l0 - hsdl gene. glucocorticoids have been shown to induce the expression of 11p - hsdl in the hippomus in vitro " whereas controversial results were obtained in the hepatocyte

    體內至少存在兩型11 - hsd ，在細胞完整的狀態下， 11 - hsd1主要為還原酶，它活化gc的代謝產物17 -羥- 11 -脫氫皮質酮（嚙齒類為脫氫皮質酮）為有活性的皮質醇（嚙齒類為皮質酮） ，而11 - hsd2為氧化酶，它催化皮質醇為無活性的17 -羥- 11 -脫氫皮質酮，因此11 - hsd1加強gc的作用，而11 - hsd2減弱gc的作用。
  13. ( 2 ) deletions of four different lengths were conducted using pcr amplification with the information of sequence of pdf 1. 2 gene promoter. these mutated promoters were fused to the gus reporter gene and introduced into tobacco plants. the results of gus activity driven by these different constructs showed that the promoter sequence between positions - 300 and - 243 ( containing a gcc box and a g box - like sequence ) was an essential ja - responsive element region to activate the expression of gus reporter gene, and the - 300 bp position was defined as the boundary of the minimal functional promoter in response to ja signaling

    （ 2 ）對該啟動子的5 』端進行不同長度的缺失突變，突變的啟動子與gus構建的融合基因在煙草中受meja誘導的瞬時表達結果表明，該啟動子中- 300 - 243bp區域（有一個gccbox和一個gbox - likesequence ）是其應答meja處理所必須的區域，並將- 300bp作為該啟動子應答ja信號的最小區域的邊界位置。
  14. ( 3 ) on the basis of the deletion analysis, three substitution mutants ( ml : 6bp sequence upstream of gcc box m2 : gcc box and m3 : g box - like sequence ) by pcr were designed to isolate the essential ja - responsive element. transgenic tobacco plants containing promoter substitution constructs were generated by agrobacterium - rnqdiaied leaf transformation. loss - of - function experiment, using transient expression analysis of gus reporter genes, confirmed that gcc box act as an essential element to respond ja signaling in pdf1. 2 promoter

    （ 3 ）在缺失突變的基礎上，通過對gccbox及其相鄰的上下游六個堿基進行取代突變，將突變啟動子與gus構建融合基因，在煙草中受heja誘導的瞬時表達結果表明， h1和m3的突變對該啟動子應答ja信號的影響很小，而m2 （ gccbox的突變）則幾乎使該啟動子應答ja信號的功能完全喪失，所以gccbox是該啟動子中應答ja信號的必需元件。
  15. The feature of xrdb system is follow : the relation of xml element and it ' s son is keeped by relation - dictionary, as the same time the relation - dictionary keeped the element attributes, content and their corresponding in relation database. in order to get the more efficiency relation table, the dom tree of xml schema is trimed for getting orderliness xml schema. for efficiency rewrited path expression into sql, the relation dictionary keeps every xml element ' s absolute path

    Xrdb系統的主要特色有：用關系字典保存xml元素的父子關系，元素的屬性，內容以及它們對應的關系數據庫表名，列名；對xml模式的dom樹進行修剪，使xml模式整潔，從而使映射得到的關系的更合理；關系字典保存了每個元素的絕對路徑，可以快速地把路徑查詢重寫為結構化查詢； xrdb的查詢結果是原來xml文檔的文檔片段。
  16. Zero or more arguments where each argument is an expression of a type that is implictly convertible to the type of the parameter array element

    零個或多個參數，其中每個參數都是一個類型可隱式轉換為參數數組元素類型的表達式。
  17. A literal code element that represents an expression

    表示表達式的文本代碼元素。
  18. To analyze the multiple failures, a kind of hierarchical multiple failures expression model based on the mechanism of function failure was constructed according to the mapping relationship between failure mode and function element

    摘要為了分析多重故障，根據故障模式和失效功能元素之間的映射關系，構造了一種基於功能失效機理的層次式多重故障表示模型。
  19. Firstly the property of the composite foundation under load is discussed, a new pile element stress - strain model is establish - hed by considering the different deformation in the vertical and horizontal and the pile - soil interaction, as a result, a new pile - soil stress ratio expression is established based on the vesic expansive theory

    首先本文從理論上探討了碎石樁復合地基的承載機理，以魏西克擴張理論為基礎，建立了考慮碎石單元體縱橫向異性的應力一應變模型，並導得了一種新型的樁土應力比計算表達式。
  20. In transgenic tobacco plants, the transient - expression assay of the chimeric gene ( 4 x gcc - 35s min : : gus ) demonstrated that the 4 x gcc - 35smin promoter could respond to meja treatment and the gcc box is an important element in response to ja signaling. moreover, this experiment results would be meaningful to improve the crops characterization of resistance against various environment stresses or to study the regulation of gene expression in transgenic plants

    （ 3 ）以反向的4xgcc重復序列（ placzi 4xgcc （ 》作為placzi4xgcc的突變體， 6半乳糖苦酶活性分析的結果表明，與野生型的相比，突變的gcc元件不能與jerfi 2 3 4相互作用， p半乳糖苦酶實驗不能呈現出藍色反應；證明gccbox與jerf 2 3 4是特異性結合。
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