activation theory 中文意思是什麼

Such cross activation could, in theory, also occur between widely separated areas, which would account for some of the less common forms of synesthesia

理論上，這種交錯活化也可以發生在相隔甚遠的區域之間，因此或可解釋一些不那麼常見的聯覺型式發生的原因。

3. based jellification dynamics theory that the larger the jellification activation energy, the greater the lubricant ' s jelling tendency, it is advisable to analysis the whole jellification process in attempt to find out maximum jellification activation energy emax and its ambient temperature tmax, as a ground for judging the lubricant ' s pumpability

根據凝膠動力學理論，凝膠活化能越大，潤滑油的凝固趨勢越大，因此對潤滑油應分析其凝膠全過程，從中找出最大凝膠活化能emax以及開始出現最大活化能的溫度tmax ，作為潤滑油低溫可泵性判據。

But there is a few findings in the study of low temperature sintering, which cries for more efforts putting into the mechanical study of low temperature, to find a method for technology promoting and enrich the known activation sintering theory

然而國內外在低溫燒結機理方面的成果乏善可陳，這就迫切需要加大對低溫燒結機理研究的力度，為工藝提升找到一條路，並且豐富已知的活化燒結理論。

Bottom - up processing and feature detecting theory based on strong electrophysiological evidences has played a dominant role in the visual research for long time. people know top - down processing just by common sense. knowledge or experience are recalled from memory by reactivation of their neural representations and affected visual processes. however recently, researches from human and monkey provide experimental evidences for top - down processing. first, mnemonic representation of visual objects and faces, located in the ventral processing stream of visual perception in monkey, provide the best evidences of how neuronal codes are created by neurons that have the special ability to link the representations of temporally associated stimuli ; second, experiments suggest that not only bottom - up signals from the retina but also top - down signals from the prefrontal cortex can trigger the retrieval of associative codes, which may serve as a neural basis both for the conscious recall and for the visual processes affected by top - down processing further studies will improve people s understanding of the causal relation of activation and behavior by use of combined fmri and electrophysiology or lesion studies

聯想性編碼是通過學習由一些具有特殊功能的神經元建立的，這些神經元具有將時間性關聯刺激的表徵聯系起來的能力。其次，不僅來自視網膜的底-頂信號，而且來自前額葉的頂底信號都能觸發聯想性編碼的提取，既可以作為有意識回憶的神經基礎，又是頂-底加工影響視覺過程的基礎。腦損傷病人研究具有高時間解析度的人類功能性核磁共振成像functional magnetic resonance imaging ， fmri和猴fmri研究以及猴細胞電生理分析相結合，將進一步加強人們對視覺腦機制的全面理解。

This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題，主要研究內容有： （ 1 ）實驗、測定了20種常見生物質的能量（發熱量）和c 、 h 、 n元素含量，根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式，並通過r _ （ 0 . 05 ）檢驗；為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便； （ 2 ）選擇了8種生物質試樣作了等加熱速率（ 10 min 、 20 min 、 40 min 、 60 min ）和恆溫加熱的tg和dtg實驗，根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程，並採用goast - redfem積分法和p函數對其動力學參數進行了求解，解析出各種生物質的頻率因子和活化能參數，進而建立了各種生物質的熱解動力學模型，為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述，提供了理論和依據； （ 3 ）為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間，在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定，得出生物質的長徑比（ l d ）一般在5 . 0 6 . 0之間，平均為5 . 3的結果； （ 4 ）採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究，解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間（ t ） ，得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果，為閃速熱解反應器固相滯留時間設計和預測提供了理論依據； （ 5 ）根據上述實驗結果，綜合運用工程力學、工程材料、機械設計學原理，推導、建立了轉錐式閃速熱解反應器物料滯留時間（ ）與轉速（或頻率）合理匹配理論； （ 6 ）提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。

The conclusions are : ( 1 ) tthe considerable variation in the cortical regions activated with respect to modifiers by nouns, verbs, and adjectives indicates that the three classes of words obtained by grammatical functions find their neurological supports ; ( 2 ) the modifiers by verbs activate lifg responsible for syntactic processing indicates there exists a - phonetic inflectional processing ; and ( 3 ) the areas at cortical activation by adjective modifiers have not shown any remarkable syntactic or semantic vantage, which fits in well with the theory that the functions at adjectives come between those of nouns and verbs

本研究通過對名、動、形充當名詞修飾語的腦機制考察，得出如下結論：名、動、形充當修飾語激活的腦區顯著不同，表明根據語法功能得到的名、動、形三類詞各有其神經基礎作支持；動詞充當修飾語激活主要負責句法分析加工的左額中回，表明存在無語音形式的屈折加工；形容詞充當修飾語激活的腦區則未表現出明顯的句法或語義優勢，這與理論上認為形容詞的功能介於名、動之間的觀點吻合。

The controller can ensure reliable cool start, at the same time meet the rapid activation of the warm start. 3 、 the realization theory of the boost power factor correction that uses quasi - length models, uncertain frequency, and peak current - controlled devices, is derived theoretically

根據金鹵燈擊穿電壓?時間的關系，提出了一種採用脈沖變壓器的快速啟動方式，既能保證冷燈可靠啟動，同時又滿足了熱燈快速啟動的要求。

The dissertation is dedicatd to the theory of maximum nongaussianity estimation in ica, and some problems are emphasized, e. g., the uniqueness of estimation, the convergence of fastica, the constraint of independence and the nonlinear activation function, the algorithms for multiple components and the order of independnent components

本文重點研究最大非高斯估計的相關理論問題，包括估計的唯一性，演算法的收斂性，獨立性約束分析和非線性激活函數，獨立分量的排序和子空間的選擇，具有時間結構信息的信號源的估計等。

The research patterns and theory models in the subliminal semantic activation research

閾下語義啟動的任務分離研究模式及其理論模型

Abstract : according to the decomposition failure mechanism of the boundary reaction film and the dynamics theory of the chemical reaction, the failure process of the boundary film is quantitatively described, and then the decomposition rate of reaction film is put forward, hereby the quantitative criteria - temperature, speed and activation energy criterion, for selecting the additives are determined

文摘:根據邊界反應膜分解失效機理和化學反應動力學理論，對邊界膜的失效過程作了定量數學描述，提出了反映膜分解率的概念，據此確定了添加劑的溫度、速度和活化能等三個定量選用準則

Activation theory of emotion

情緒激動說

At last, the valence electron structure of ceramic phase in strontium - and magnesium - doped lagao3 were calculated by eet theory, the results showed that the electrical conductivity is determined by the na and the activation energy of the ceramic phase, we can forecast the ceramic optimizing composition with higher electrical conductivity by studying the na and activation energy of the ceramic phase

最後根據eet理論計算了sr 、 mg摻雜的lagao _ 3材料中陶瓷相的價電子結構，結果表明，陶瓷相的n _ a和活化能是影響電導率的兩個主要因素。我們可以通過陶瓷相的na和活化能來預測具有高電導率的材料成分。