閾反應 的英文怎麼說

中文拼音 [fǎnyīng]
閾反應 英文
threshold reaction
  • : 名詞1. [書面語] (門坎兒) threshold; doorsill2. (界限; 范圍) threshold
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  1. This paper adopts an adaptive learning algorithm based on hierarchy clustering to update user profile, which continuously abstract the cancroids of one class of optimum information from the feedback flow of system, which effectively shield the learning process from plenty of feedback noises produced by distorted threshold and sparseness of initial information, which also can imitate artificial feedback approximately to perfect the intelligence of adaptive learning mechanism

    摘要本文採用一種基於層次聚類的自適學習策略,從系統饋的信息流中,動態提取一類最優信息的質心更新用戶模型,有效屏蔽了值失真和初始信息稀疏造成的大量饋噪聲,並且能夠近似模仿人工饋,完善自適學習機制的智能性。
  2. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是:改造現有圖形結構,先建立能映信噪比大小且含待定參數k的表達式,然後通過離散型h0pfi舊單層饋神經網路,再結合前邊的混合濾波器構成一個非線性控制系統,寫出對的網路函數,利用相平面法和李雅普諾大穩定性的判據,得到一個穩定的極限環,從而確定出參數卜的范圍,進而再對原來的小波軟值進行修正,用修正後的值作為小波值。
  3. We have studied pharmacodynamics of valepotriates through observing its effects on the times of spontaneous motion in mice, the sleep time of sodium pentobarbital ( superthreshold doses ), sleep rate of sodium pentobarbital ( subthreshold doses ), the number of writhes induced by acetic acid and seizures rate of metrazol. the experiment results proved that valepotriates could significantly decrease the times of spontaneous motion, prolong the sleep time of sodium pentobarbital ( superthreshold doses ), enhance the sleep rate of sodium pentobarbital ( subthreshold doses ), reduce the number of writhes induced by acetic acid and reduce the seizures rate of metrazol, so it showed high central inhibition effect, thus offer scientific foundation for its further exploitation and utilization

    通過研究蜘蛛香中總纈草素對小鼠自發活動的影響、對戊巴比妥鈉睡眠時間的影響、對戊巴比妥鈉下劑量的影響、對小鼠扭體的影響、對戊四氮誘發驚厥的影響發現:總顆草素能明顯抑制小鼠的自主活動,顯著延長戊巴比妥鈉致小鼠睡眠時間,明顯提高下劑量戊巴比妥鈉小鼠入睡數,對抗戊四氮誘發的小鼠驚厥,顯示出較好的中樞抑制作用,為蜘蛛香的進一步研究開發提供了科學依據。
  4. Corticofugal modulation of frequency tuning of inferior collicular neurons in big brown bat, eptesicus fuse us chinese science bulletin, 2000 in order to explore the possible mechanism of corticofugal modulation of excitatory frequency tuning curves ( eftcs ) of midbrain neurons, we examine the change of sharpness, frequency - intensity response area, minimum threshold of both eftcs and inhibitory frequency tuning curves ( iftcs ) of inferior coliicular neurons during corticofugal modulation using two - tone inhibition paradigm and micro - electrical stimulation technique

    第二章大棕幅聽皮層對中腦下丘聽神經元頻率調諧曲線的調制科學通報, 2000用雙聲刺激的方法和電刺激技術,進一步研究了在激活聽皮層前後下丘聽神經元興奮性和抑制性頻率調諧曲線的銳度、頻率強度區域、最低值的協同變化
  5. A lot of data of elevation in different places of the shallow water of n antong were obtained by fish - exploring machine and gps determining and tide cor recting. an image which reflects landforms of nantong was obtained by selecting f rom the many noaa images on different channels and in different phases. based on the image, grey scales corresponding to different places were obtained. by using c la ssifying liner regression technique, liner regression equations were established between the elevation and grey scale, and the threshold values of grey scales of the different elevations were determined. according to the threshold values, the a reas of the tidal zone above different elevations of the shallow water of nanton g were estimated

    通過利用gps及漁探器實測,並進行潮位訂正,獲得南通淺海海域大量測點的高程資料;通過對多時相各通道noaa衛星照片進行篩選,挑選能映淺海地貌的通道資料,從中讀取各測點相對的灰度值,在此基礎上利用分級線性回歸,建立不同高程范圍內的高程、灰度線性回歸方程,確定不同高程的灰度值,從而測量出南通市淺海海域不同高程以上的潮間帶面積、分佈。
  6. The relative momentum of two final particles and the cross section are zero at the threshold energy for an endothermic reaction, while the relative momentum of two initial particles is zero and the cross section at the threshold energy for an exothermic reaction is infinite

    在吸熱能處,出射粒子的相對動量以及截面均為零。在放熱能處,入射粒子的相對動量為零,截面趨于無窮大。由於強子的動量僅提供如此低的質心系能量,強子物質中x 。
  7. The tendon reflexes have a lowered threshold to tap, the response of the tapped muscle is increased, and usually muscles besides the tapped one respond ; tonic stretch reflexes are affected in the same way

    射對叩擊的值降低,被叩擊肌肉的性增加,其相鄰肌肉也發生,張力性牽張射也出現類似的現象。 」
  8. This paper stuffed with twelve important grain and vegetable crops, studied the injury symptom, dose reaction, injury threshold value and influential factor of main pollutant so2 on various plants, tested the dynamic transformation of pod, cat, mda, soluble protein, free pro and chlorophyll of resistant plant and sensitive of these physiological biochemical transformation with plant resistant ability. meanwhile, simply studied the protective role of the five compounds on plant. the result indicated the followings

    本實驗以12種重要的糧食和蔬菜作物為研究對象,研究了主要大氣污染物二氧化硫( so _ 2 )對不同植物的傷害癥狀、劑量、傷害值以及影響因素,測定了抗性和敏感植物在受到so _ 2污染后植物體內過氧化物酶( pod ) 、過氧化氫酶( cat ) 、丙二醛( mda ) 、可溶性蛋白質、游離脯氨酸和葉綠素的動態變化,並分析了這些生理生化變化和植物抗性的相互關系,同時還對5種化合物溶液對植物的保護作用進行了初步研究,結果表明: 1
  9. In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results

    本工作以矢量場模型出發,對具有誘人用前景的柱形垂直腔面發射結構( vcsel )的微腔半導體激光器( mcsl )進行了理論分析,建立了用於分析方柱形和圓柱形結構具有氧化孔徑層的激光器的模式特性的理論模型;對圓柱形結構情況進行了數值模擬,得到了振蕩波長、值增益隨激光器內外半徑、 bragg射鏡層折射率、周期數以及氧化孔徑層厚度、位置和氧化物折射率的詳細變化規律;為使理論計算更接近實際,將外加金屬包殼視為非理想導體,或將金屬包殼與激光器結構隔開,分別對這兩種情況下的結果進行了討論。
  10. The degradation of underliminal affective priming effect and its response competition model

    下情緒啟動效的衰退和競爭模型
  11. The primary function of reactor protection system is to protect the integrity of the three nuclear safety barriers, namely, fuel cladding, primary pressure boundary and containment. when the certain safety limits, determined by the accident studies, are exceeded, the reactor protection system will give the protection signals of reactor trip and / or safeguard actuations, and then the reactor trip system and / or the engineered safety features are actuated

    堆保護系統的功能主要是保護三道核安全屏障(燃料包殼、一迴路壓力邊界和安全殼)的完整性,當運行參數達到危及三道屏障完整性的值時,保護系統動作觸發堆緊急停堆和啟動專設安全設施。
  12. It is shown that the results calculated using the ccdwa are agreement with one of the accurate quantum mechanics employing the same potential. quantum mechanical tunneling is important in near threshold, and classical trajectory calculation is not good for prediction of the cross sections. the reaction cross sections calculated using different potentials is different, which show that the investigation of reaction cross section can provide evidence for test of accuracy of the potential energy surface

    研究發現:勢能面相同時用ccdwa方法計算的截面和公認精確的量子力學結果比較符合;能附近的量子力學隧道效較為顯著,準經典彈道方法不能很好的預言其截面;用不同勢能面計算的截面有差別,說明截面的研究能為檢驗勢能面的準確性提供依據。
  13. 22 paired inferior collicular neurons were obtained in the experiment. the neurons were recorded in the depth of 198 - 1254 u m ( 544. 59 ? 72. 37 n m, m + sd ), and their bfs were 11. 25 - 59. 29 khz ( 26. 77 + 9. 95 khz, m ? d ) : the minimum thresholds ( mts ) werelo - 66 db spl ( 38. 14 ? 14. 39 khz, m + sd ) ; the latencies were 4. 0 - 16. 0 ms ( 8. 19 + 3. 14 ms, m + sd ) ; the best intervals between paired sound pulses were 0. 01 - 28. 71 ms ( 3. 93 + 2. 52 ms, m ? d ) 0 the results showed : l ) there were interactions between the neurons in the iso - frequency lamina and hetero - frequency lamina which included mutual inhibition ( 18 / 22, 81. 8 % ) and mutual facilitation ( 4 / 22, 18. 2 % ), and the mutual inhibition in iso - frequency lamina was stronger than that in hetero - frequency lamina ; 2 ) the mutual inhibition decreased with sound level increasing ( p < 0. 001, anova ) ; 3 ) the analysis of the inhibition of discharge rate at lodb above mt showed that the inhibition increased when the paired neurons " bfs difference decreased ( r = - 0. 545, p = 0. 0006 ) ; 4 ) the mutual inhibition of paired neurons can sharpen the frequency tuning and the effect increased when the frequency was away from the bf ; 5 ) the changes in q10, q30 decreased with bfs difference of the paired neurons increasing ; 6 ) the mutual facilitation between paired neurons not only increased discharge rate, but also widened the frequency tuning, i. e., increased response frequency

    結果表明: 1 )同頻層神經元之間或者非同頻層之間神經元之間存在相互作用,這種作用既有相互抑制( 18對,佔81 . 8 ) ,也有相互易化( 4對,佔18 . 2 ) ,且同頻層神經元之間的相互抑制作用較非同頻層神經元之間的相互抑制作用要強; 2 )神經元對低刺激強度時,所受到的相互抑制作用較強,隨著聲刺激強度加大,抑制作用逐步降低( p 0 . 001 , anova ) ; 3 )對上10db放電率抑制百分比進行的分析顯示,配對神經元之間的最佳頻率差越小,相互抑制作用越強( r = - 0 . 545 , p = 0 . 0006 ) ; 4 )配對神經元之間通過相互抑制作用可表kx碩士學位論文waiaster 』 sthesis現出調諧銳化作用,該作用的效率與頻率有關, bf處的銳化作用較低,偏離bf時其銳化作用逐步加強; 5 )頻率銳化作用的效率與bf差有關,隨著配對神經元之間的bf差擴亢q10 , q30值的變化逐漸減小,其變化百分比與配對神經元之間的頻率差存在明顯相關; 6 )配對神經元之間的相互易化作用不僅表現在放電率增加上,也表現在頻率調諧曲線的擴寬,即頻率響范圍擴大。
  14. During segmentation of the bridge image, this paper synthetically thinks over the advantages of self - adapted selection threshold and iterative selection threshold, and presents own self - adapted iterative selection threshold. what ' s more the variance of the infrared image is neatly applied to the visible image. at the time of beeline extraction, this paper mends hough transformation, and use novel method, which reasons the information gamed from the transformation field into the image field, to eliminate the inability to locate beeline of hough transformation

    做橋梁識別,進行圖像分割的時候,本文結合了自適值選擇演算法與迭代值選擇演算法的優點,提出了自適迭代值選擇演算法,同時把紅外圖像中的方差圖引入到可見光圖像的處理中;在圖像中提取直線的時候,對hough變換進行了一些改進,同時針對其不能定位的缺點,使用了把變換域得到的信息推到圖像域的方法,解決了這個問題。
  15. Based on the principle of fuzzy analytic hierarchy process ( ahp ), judging matrices were constructed for quantitative calculating the membership of each subjective annoyance expression grade, in view of different environmental function districts, then corresponding environmental fuzzy membership functions were given, and applied to calculate the noise threshold of subjective annoyance response

    摘要根據模糊數學層次分析法( ahp )的原理,構造判斷矩陣,針對不同的環境功能區域,定量計算各主觀煩惱度表述等級的隸屬度,求出了相環境下的模糊隸屬函數,並運用於噪聲主觀煩惱值的計算。
  16. The evoked responses have the specificities with higher threshold, longer latency, complex reactive patterns, and being inhibited by the action of morphine

    該誘發具有值高、潛伏期長、形式復雜、後作用時間長、可被靜脈注射嗎啡抑制等特點。
  17. Examples calculation indicated that establishing different annoyance membership function of different environmental more conformed the reality of expression for people ' s noise subjective response, and the annoyance probability and noise threshold calculated were more credible scientifically

    實例計算表明,對不同環境建立不同的煩惱隸屬函數,更符合人們對噪聲主觀所作表述的實際,計算得到的煩惱概率和噪聲值更科學可信。
  18. Once a certain threshold is reached, either through one or two ery traumatic eents or through chronic, high leels of stress, adults and children can begin to exhibit ptsd symptoms such as re - experience ( including flashbacks, intrusie thoughts or nightmares ), aoidance and emotional numbing, and physiological hyperarousal ( such as an eleated resting heart rate )

    在一兩個創傷事件后或長期的高激下,一旦達到某個特定的值,成年人和兒童都會出現創傷后精神障礙癥狀,比如重現(包括幻覺重現,強迫思維或夢魘) ,逃避,情緒麻木和過度生理(如靜息心率增加) 。
  19. Children predisposed by genetics or enironment to be more anxious than their peers are also more likely to deelop ptsd in response to emotional trauma, perhaps because their responses to other life experiences simply left them closer to that threshold than less - anxious children

    那些對遺傳或環境敏感易焦慮的孩子通常在面對情感創傷也更容易發展為創傷后情感障礙,這可能是因為與較少焦慮的孩子相比,他們對其它生活經歷的使得激負荷更接近於值。
  20. Dealing with all the information of subjective responses to fresh air indoor by fuzzy theory. the annoying probability is found under the different amount of fresh air, the annoying threshold of fresh air under the environment of no smoking indoor is gained though weighted average

    利用模糊學理論處理人們對室內新風量的主觀的所有信息,得出在不同新風量下的煩惱概率,並以此加權平均,得出室內無人吸煙環境的新風量煩惱度值。
分享友人