裂變譜 的英文怎麼說

中文拼音 [lièbiànpǔ]
裂變譜 英文
fission-spectrum
  • 裂 : 裂動詞[方言] （東西的兩部分向兩旁分開） open
  • 譜 : Ⅰ名詞[書面語]1 （按類別或系統編成的書或冊子等） table; chart; register 2 （指導練習的格式或圖形）...
  • 裂變 : [核物理] atomic fission; fission; nuclear fission
  1. The occurrence of odd-parity shape oscillations in the saddle-point spectrum plays an important role in the interpretation of asymmetry and anisotropy in the fission process.

    在裂變過程中，解釋非對稱性和非各向同性時，奇宇稱形狀振蕩在鞍點譜中起主要作用。
  2. In experiment, the dsc technique was used to analyze the effect of electric fields on the precipitate kinetic of al - li alloy solutionized with electric fields. the energy spectrum, tem and sem techniques are employed to investigate the elements solution, precipitates, fracture character, conductivity and vickers hardness. also, the solidification of al - cu eutectic alloy was conducted with the influence of electric fields

    在實驗上，利用dsc熱分析技術，分析了電場作用對al - li合金相析出動力學的影響；採用能譜成份檢測，透射電鏡和掃描電鏡等多種微觀檢測手段，對鋁合金的析出相，斷裂特徵、合金電導率和維氏硬度等性能在電場作用下的變化進行了系統的研究，並觀察了al - cu共晶合金在電場作用下的凝固組織。
  3. The change of agglutinating activity, cd spectrum and fls of lra in different temperature, ph and different chemicals indicated that lra had partial hemagglutinating activity at ph2. 0 ( 50 % ), a temperature above 100 ( 60 % ) and after modified by n - bromosuccinimide ( mbs ), the activity lost completely, modified by depc, the lra had a little activity, the other groups modified such as arg, tyr, glu, asp did n ' t effect the hemagglutinating activity of lra. the result indicated that trp residues were essential to the hemagglutinating activity and were involved in carbohydrate - binding site

    研究不同溫度、 ph和基團特異性化學修飾后lra凝血活性和促淋巴細胞有絲分裂的變化、圓二色譜和熒光光譜的變化，當溫度達80以上時，活性開始下降，到100時活性有60 %保留:當ph為2時，活性保留50 % ， ph為4一12對活性的影響不大;用nbs修飾trp后， t即的旦一叫睬基的破壞使活性完全喪失，表明trp對凝血活性是至關重要的， arg 、 tyr 、 glu 、 asp被修飾后， lra的凝血活性並未受到大的影響，但tyr修飾后lra的促有絲分裂活性降低
  4. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象，採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料，結合其力學性能、掃描電鏡和界面微區能譜分析結果，分析了sic _ p al復合材料的真空燒結過程中的界面現象，以及材料增強和斷裂機理，並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態（應變率為3 . 3 10 ~ （ - 3 ） s ~ （ - 1 ） 5 . 2 10 ~ 3s ~ （ - 1 ） ）的壓縮破壞響應進行了研究，分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下，材料的變形和微觀損傷機理，以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  5. The nuclear fissile reaction system, which provides nuclear energy or neutrons, theoretically demands its criticality safety and neutron energy spectrum to be predicated. generally, those are realized by calculating the k - eigenvalue problem

    對于提供核能源或中子源的核裂變反應系統，需從理論上給出它的臨界安全性和中子能譜，通常通過k本徵值問題的計算來實現。
  6. High spin states in neutron - rich ~ { 104, 106, 108 } mo nuclei have been studied by measuring the prompt - rays emitted after their formation in the spontaneous fission of 252cf. the measurement was carried out at the lawrence berkeley national laboratory

    本論文利用在berkeleygammasphere探測裝置上進行的252cf自發裂變產生的瞬發譜實驗測量得到的三維符合數據，對豐中子~ { 104 ， 106 ， 108 } mo核進行了高自旋研究。
  7. By measuring high - fold prompt - ray coincidence events following the spontaneous fission of 252cf, the high spin states in very neutron - rich 113ru nucleus have been studied. furthermore, some isomers in neutron - rich odd - a nuclei 107 ， 109 ， 111 ， 113ru have been analyzed

    通過對252cf自發裂變產生的瞬發譜的測量，對極端豐中子核113ru的高自旋態進行了研究，並對豐中子奇a核107 ， 109 ， 111 ， 113ru的低激發態同質異能態進行了分析。
  8. The experiment was carried out at the lawrence berkeley national laboratory ( u. s. a ). a 252cf was placed at the center of the gammasphere detector array which, for this experiment, consisted of 102 compton - suppressed ge detectors. by measuring prompt - ray of spontaneous fission from 252cf, a total of 5. 7 1011 triple - and higher - fold coincidence events were collected

    實驗工作是在美國洛侖茲伯克利國家實驗室（ lbnl ）的gammasphere探測裝置上完成的， 252cf自發裂變源放置在一個由102個反康ge探測器組成的gammasphere探測器陣列的中心，測量自發裂變產生的瞬發譜，記錄三重以上的符合事件。
  9. Also, in our software, we have made the practical seismic data processing by the prediction of fractured amizuth and the fractured density, then evaluated the exactitude of the predictions by the evaluation of the assessment parauceter, and at last confirm one optimum detection methods of fractured amizuth, the wavelet difference scale filter method, and two the optimmer fractured density detection method, the wavelet amplititude singular exponential method and the wavelet power spectrum singular exponeatial method

    並用自編軟體，將三種裂縫方位預測和三種裂縫密度預測用於實際地震資料處理，並用評價參數檢驗評估其正確性，最終在現有的方法中確定了最優裂縫方位檢測方法?小波變尺度濾波法和最優裂縫密度檢測法?小波振幅奇異性指數法和小波功率譜奇異性指數法。
  10. This code has been used to calculate the - eigenvalue problem and the calculation results of - eigenvalue, correspond spectra and correspond reaction rates are consistent with the predication of the theory, and gained the practical results

    計算所得入本徵值、入本徵值能譜與理論預言吻合。為反應堆等核裂變系統的核臨界安全分析和中子核反應率的計算提供了有意義的結果。
  11. Test method for atom percent fission in uranium and plutonium fuel mass spectrometric method

    用質譜法測定鈾和鈈燃料中原子裂變百分率的試驗方法
  12. The strain softening of dam body and foundation is the necessary condition for dam instability. according to observation data of dam cracks, a gray cusp catastrophe model is established to judge the stability of the crack. according to the slope observation data of a certain hydropower plant, a nonlinear dynamic model is developed by means of reversion and the lyapunov exponent spectrum, and the lyapunov information dimension are calculated for judgement of the stability of the slope

    （ 5 ）基於變分原理，研究建立了能量形式的失穩準則，並說明壩體、巖基的材料具有應變軟化的性質，是大壩失穩的必要條件；並利用大壩的裂縫實測資料，建立了相應的灰色尖點突變模型，由此判斷裂縫的穩定性；根據某水電站庫區滑坡體的變形實測資料，反演其非線性動力學模型，進而計算lyapunov指數譜、 lyapunov信息維來判定邊坡的穩定性及穩定程度。
  13. Research and analysis were carried on frequency spectrum characteristics of loaded coal ' s eme during deformation and fracture process

    摘要對受載煤體變形破裂時電磁輻射（ eme ）的頻譜特徵進行了研究分析。
  14. The method of bispectrum reconstruction detects fracture zones by learning the difference of frequency components because fracture can change the frequency components of seismic responses. the theory of time - frequency analysis computes the difference in the gradient direction of time - frequency spectrum

    雙譜重構的方法就是根據裂縫會改變地震波頻率成分的基本想法，通過求取具有不同頻率成分的地震波的差異來實現對裂縫發育帶的檢測的。
  15. Using xrd and raman spectrum, in the temperature range of 650 - 850, the rule of graphitization of multiwalled carbon nanotubes synthesized by catalytic decomposition of c2h2 was found : graphitization of multiwalled carbon nanotubes was improved with the increase of growth temperature

    採用xrd和raman光譜，在650 - 850溫度范圍內，研究了催化裂解乙炔法制備的多壁納米碳管的石墨化程度變化規律，結果表明納米碳管的石墨化程度隨生長溫度的提高而提高。
  16. Through the process, a deal of information of rotor vibration is picked up, accordingly the vibration of rotor can be characterized in ml therefore, the vector spectrum can radically change the discontented state and make the monitoring and diagnosis accirate much more

    矢譜技術以多傳感器信息融合為基礎，致力於轉子空間振動的全方位描述。因此，矢譜技術從根本上改變了單通道信號分析割裂信號內在聯系的弊端，使監測和診斷更加完善準確。
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