resonance structures 中文意思是什麼

resonance structures 解釋
共振結構
  • resonance : n 1 回聲,反響;【物理學】共鳴,共振;【無線電】(波長的)調諧。2 【化學】中介(現象)。3 【醫學...
  • structures : 構築物
  1. Charge-separated resonance structures do not contribute very much to the resonance hybrid of butadiene.

    電荷分離的共振結構對丁二烯沒有很大的貢獻。
  2. Techniques of culture of prothoracic gland ( pg ) in vitro, 3h - ecdysteroid - radiounniunoassay, and methods of molecular biology and biophysics, for instance, nuclear magnetic resonance ( nmr ), circular dichroism cd ) and so on were engaged. the biological activity on ecdysteroidogenesis in vitro and in vivo of a group of analog peptides of bom - ptsp synthesized by chemical modifications and the relationship between the structures and functions were studied

    本研究利用~ 3h -蛻皮激素放射免疫分析方法、分子生物學、生物物理學的方法和手段、體外培養和體內導入等技術對bom - ptsp及其一組人工合成的與ptsp結構類似的多肽進行了結構和功能關系的研究,鑒定了它們的生理活性及其與結構的關系,以及它們在家蠶體內的活性及其與結構的關系,還對ptsp及其類似多肽進行了核磁共振和圓二色的研究。
  3. In this paper, the meaning of research and development status of the small current grounded line detection devices. the current measurement principles, the relevant structures and reasons for their success or failure of the devices in lining power network are analyzed. then, the principles of wavelet analysis, resonance wavelet analysis and energy analysis are detailedly introduced

    本文簡述了小電流接地選線研究的重要意義,介紹了小電流接地系統單相接地故障選線的發展狀況,及濟寧電網現有選線裝置的測量原理和結構,分析了各種選線模式成功與失敗的原因。
  4. We have investigated transport properties of electrons in magnetic quantum structures under an applied constant electric field. the transmission coefficient and current density have been calculated for electron tunneling through structures consisting of identical magnetic barriers and magnetic wells and structures consisting of unidentical magnetic barriers and magnetic wells. it is shown that the transmission coefficient of electrons in a wider nonresonance energy region is enhanced under an applied electric field. the resonance is suppressed for electron tunneling through double - barrier magnetic ( dbm ) structures arranged with identical magnetic barriers and magnetic wells. incomplete resonance at zero bias is changed to complete resonance at proper bias for electron tunneling through dbm structures arranged with different magnetic barriers and magnetic wells. the results also indicate that there exist negative conductivity and noticeable size effect in dbm structures

    對磁量子結構中電子在外加恆定電場下的輸運性質進行了研究.分別計算了電子隧穿相同磁壘磁阱和不同磁壘磁阱構成的兩種磁量子結構的傳輸概率和電流密度.計算結果表明,在相當寬廣的非共振電子入射能區,外加電場下電子的傳輸概率比無電場時增加.對于電子隧穿相同磁壘磁阱構成的雙磁壘結構,共振減弱;對于電子隧穿不同磁壘磁阱構成的雙磁壘結構,無電場作用時的非完全共振在適當的偏置電壓下轉化為完全共振,這時的電子可實現理想的共振隧穿.研究同時表明,磁量子結構中存在著顯著的量子尺寸效應和負微分電導
  5. For example, frp reinforced concrete is used to support or surround magnetic resonance imaging ( mri ) medical equipment, and frp is also used for the constructions of some seawalls, industrial roof decks, base pads for electrical and reactor equipment, anchor in rock and ground engineering and concrete floor slabs in aggressive chemical environments in order to promote the wide usage of frp and frp reinforced concrete structures, financed cooperatively by nationa l natural science foundation ( item : the research on mechanical performance of frp reinforced concrete beam reinforced ; number : 59978046 ) and henan illustrious youth science foundation, connected with the analysis methods of modern steel reinforced concrete structure, the thesis further studies the flexural performance of frp reinforced concrete beam through the systematic study on experimental data got from this kind of beams, systematically establishes the theoretical calculating system of the flexural performance of frp reinforced concrete beam in cooperation with the up - to - date analytical methods for reinforced concrete, which suits the properties of frp

    例如,纖維增強塑料筋應用於支撐和圍繞磁共振成像醫療設備的混凝土中及海堤、工業頂棚、電設備、反應設備的基座、巖土工程中的錨桿、侵蝕性環境的混凝土結構等海洋工程、橋梁工程、路面工程、巖土工程、醫療及化工工程的建設。為了推動纖維增強塑料筋及其混凝土結構在工程中的廣泛應用,本文在國家自然科學基金(項目名稱:纖維增強塑料筋混凝土梁力學性能的研究;編號: 59978046 )和河南省傑出青年基金的資助下,通過對纖維增強塑料筋混凝土梁正截面受彎性能試驗數據的系統分析,結合現代鋼筋混凝土結構學的分析方法,對纖維增強塑料筋混凝土梁正截面受彎性能進行了深入的研究,較系統的建立了適合於纖維增強塑料筋特點的纖維增強塑料筋混凝土梁正截面受彎性能的理論計算體系。
  6. Currently, millions of dollars are being spent in structural genomics efforts to determine the structures of proteins experimentally using x - ray crystallography and nuclear magnetic resonance ( nmr )

    如果可以通過計算來解決,將可以大量減少結構生物學研究的費用。
  7. In this topic, the error characteristic of resistance voltage sensor was analyzed in theory, by using electric circuit analysis, the reasons which affected its error were gotten. based on theory analyses, initial structure was designed. then by using fem ( finite element method ) of simple resonance field, several structures electromagnetic field was calculated, and their amplitude errors, phase errors, maximum of electric field intensity and frequency characteristic of amplitude error were contrasted

    本文從理論上分析了電阻式電壓傳感器的誤差,用電路分析法定性的研究了影響電阻分壓器誤差的因素;在理論分析的基礎上進行了電阻分壓器結構的初步設計;基於該設計,利用簡諧場的有限元方法進行了場的計算,比較了幾種結構方案的幅值誤差、相角誤差、最大場強值及其幅值誤差的頻率特性,從而得到一種最優方案;製作了分壓器樣機,並在本實驗室進行了實驗;最後,對電子電路部分進行了初步設計,並提出了抗干擾的措施。
  8. Practical analysis of crosswind resonance on large - span structures with cables based on energy

    基於能量的大跨結構的旋渦脫落共振實用分析
  9. Second, the reaction probability shows resonance - like oscillatory structures in its dependence on collision energy. thirdly, the probability goes up obviously with the rising of the rotational quantum number j

    第三,轉動svgr模型在h cd4 ? hd cd3反應散射中的應用中文摘要激發態時體系的反應幾率隨轉動量子數j的增大有很大幅度的提高。
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