激活能 的英文怎麼說
中文拼音 [jīhuónéng]
激活能
英文
activastion energy-
Dendritic cells are characterized by their ability to efficiently present antigen, and are uniquely equipped to stimulate naive t cell responses. immature dendritic cells acquire antigens from throughout the peripheral body, then migrate to t - lymphocyte - dependent areas of lymph nodes. thus, dendritic cells act as bridges, operating at the interface of innate and acquired immunity
作為機體免疫系統中功能最強的專職性抗原提呈細胞（ antigen - presentingcells ， apc ） ，樹突狀細胞（ dendriticcells ， dc ）能高效地攝取、加工處理和提呈抗原，具有較強的遷移能力，並能顯著地激活初始型t細胞以啟動t細胞免疫應答反應，此外， dc與b細胞以及nk細胞等也存在著相互作用，可見， dc在連接天然免疫和獲得性免疫之間起著非常重要的作用。Some extracellular proenzymes may be activated by secreted lysosomal proteinases.
有些細胞外酶原能被分泌的溶酶體蛋白酶所激活。Especially, at the site of implantation of day 5, 6, uterine stroma cell apposing the preimplantation blastocyst changed into the decidual cells and displayed a distinct immunostaining of phospho mapk. western - blot results showed p44 express stronger than p42 did, with both their peak expression were observed on day 5, during the period of uterine decidualization
上述結果表明， ma衛k的激活與子宮內膜的接受性及蛻膜的形成有密切關系，推測mapk級聯通路激活對蛻膜化十分重要，蛻膜化可能與egf尼gfr直接或間接激活erk有關。Computation of diffusion activation energies of c, n in fe
中擴散激活能的計算Also, the different temperature dependence between the sidebands of nni and the zero phonon line indicates there might exist other n impurity states
或許正是這些雜質態的存在，降低了樣品的熱激活能。在組分從x = 0 . 24 %到x紹A reliability experiment of thermal aging was carried out for the two types of joints, scanning electron microscopy, energy dispersive x - ray spectrometer and micro x - ray diffractomer were adopted to investigate the interfacial evolution behavior of joints, and kinetics model of imc formation was established. the results show that imc growth follows the parabolic law as a function of aging time at certain aging temperature, imc growth is more sensitive to the aging temperature than the aging time, the activation energy of cu - al imc growth is 97. 1kj / mol and the major forming cu - al imc are cual2 and cu9al4, the activation energy of au - al imc growth is 40. 1kj / mol and the main au - al imc are au4al and au5al2, with au2al and aual at the interfacial periphery of joints, the rate of cu - al imc growth is about 1000 times slower than that of au - al imc, and kirkendall voids and cracks are easily appeared during thermal aging in gold ball bonds while voids and cracks are absent in copper ball bonds even after aging at 200 for 2900 hours and 250 for 169 hours
研究結果表明:金屬間化合物厚度與老化時間的關系符合拋物線法則，金屬間化合物的生長對老化溫度比老化時間更加敏感; cu - al金屬間化合物生長的激活能為97 . 1kj / mol ，老化后金屬間化合物呈層狀分佈，主要相為cual2和cu9al4 ; au - al金屬間化合物生長的激活能為40 . 1kj / mol ，主要相為au4al和au5al2 ，同時在界面周邊區域生成了au2al和aual ;老化過程中cu - al金屬間化合物生長速率比au - al金屬間化合物生長速率小103數量級;金絲球鍵合點200老化96小時出現了明顯的kirkendall空洞和裂紋，但銅絲球鍵合點200老化2900小時和250老化169小時都沒有形成空洞和裂紋。Made naturally with hydrolylzed corallina officinalis, contains over 92 species essential trace elements and minerals that provides moderate protection against ， as light as water with bubbles that instantly absorbed by skin, makes skin feel fresh and comfortable
來自深海最純粹深邃的呵護，蘊含多種微量元素及礦物質，給予肌膚再賦活制，活力氣泡涌聚源源不絕的激活能量，醞釀最極致清澈的水透膚觸。At the same time, have studied particle desorption activation and the of coercivityin granular film, can change relation, show : the coercicity of granular film along with desor
同時研究了顆粒膜的矯頑力與粒子脫附激活能的變化關系，表明:顆粒膜的矯頑力隨著脫附激活能的增加先減小后增大，當激活能e 。Caculation is carried through adopting mechanism function of the first order reaction, f1 : f ( ) = l -. the results have good linear relativities, a, the precipitated fractions are excellently representative, and f1 is ascertained the most probably mechanism function of " phase precipitation. the electric field reduces activation energies of " phase precipitation and average sizes of " particles both in 2090 and 1420 alloys
採用一級反應的模型函數f1 ： f （ ） = 1 - ，計算了相析出的動力學，計算結果具有良好的線性相關性，並且具有很好的代表性，確定f1為相析出的最概然機理函數；電場固溶使2090合金和1420合金升溫時效過程的相析出激活能有一定程度的減小，並減小了相顆粒的平均尺寸。The energy of activation is the minimum energy level that two colliding molecules must possess in order to undergo a given chemical reaction.
激活能就是使兩個碰撞分子得以進行某特定的化學反應所必須具有的最低能級。A new method of measuring activation energy of amorphous alloy
測量鐵磁非晶合金激活能的新方法The apparent activation energy of jd and ty materials are 162 - 174kj / mol and 208 - 235 kj / mol, respectively
由線性回歸分析計算出jd材料的燒結激活能為162 174kj mol ， ty材料的燒結激活能為208 235kj mol 。But the activation energy of water quenching samples are very different at different aging temperature, the lowest is 1. 27ev and the highest is 2. 4 lev
而水淬試樣在不同的時效溫度下激活能計算的結果有很大的不同，激活能最低為1 . 27ev ，最高為2 . 4lev 。Scientists at newcastle university have developed a cancer fighting technology which uses ultra - violet light to activate antibodies which very specifically attack tumours
紐卡斯爾大學的科學家開發了一種對抗癌癥的新技術，這種技術是用紫外光激活能特異性攻擊腫瘤的抗體。3. based on the interrelations of flow stress, strain rate and deformation temperature, the four constants of 7055 aluminum alloy can be calculated during the deformation process. 4
）和變形溫度t之間的相關性，求出了7055鋁合金高溫塑性變形的四個材料常數：結構因子a ，應力水平參數，應力指數n和變形激活能q值。The activation energy of the tpl peak is calculated being about 1. 5 ev for four heat treated samples ( furnace cooling, air cooling, dry ice quenching, liquid nitrogen quenching ), and it is near the self diffuse activation energy of aluminum 1. 45ev
爐冷、空冷、乾冰冷和液氮冷四種熱處理制度根據幾，峰峰溫數據計算的激活能的結果約為1 ? sev ，接近於鋁的自擴散激活能1 . 45ev 。Through the electromigration experiment, the electromigration resistance of copper interconnection with different width was compared, its mtf and activated energy was calculated, and the failure mechanism was explored. then, difference between copper interconnection and aluminum interconnection was studied
通過電徙動試驗，研究比較了不同寬度的銅互連線的抗電遷徙能力，計算了其中值壽命和激活能，探討了其失效機理，並與鋁互連線進行了比較。4 we use make thin film adsorption desorption model, have studied the particle desorption activation in fecu granular film, energy show with the change relation of fe content in membrane : the desorption activation of particle in fecu granular film can want to spread activation than fe or cu can big near 5 times, particle desorption activation energy value between 3. 815ev and3. 858ev increase, with fe content instead of increasing linearly
4 、利用io . h . ro詳無eu提出的薄膜吸附脫附模型，研究了fecu顆粒膜中粒子脫附激活能與膜中fe含量的變化關系，表明: fecu顆粒膜中粒子的脫附激活能要比fe或cu的擴散激活能大近5倍，粒子脫附激活能數值在3 ， slsev ~ 3 . 858ev之間，隨fe含量增加而非線性地增大。Because the routine test method could not meet the requirement of modern devices, the author put forward a new test method called temperature ramp measurement （ trm ）. by this method, we can observe dynamically the whole process of devices " degradation, so the estimation value of life and failure active energy can be extracted accurately
針對目前常規評價方法不能適應當前微電子器件快速發展的需求，提出了恆定電應力的溫度斜坡法（簡稱trm法） ，動態觀察和分析器件退化的全過程，應用此方法給出了實驗樣品的失效激活能和壽命預測值，並與常規方法進行了比較，得到了比較一致的結果。It is also an effective means of circulating energy ， and activating energy centers
它也是能量流通、激活能量中心的一種有效方法。分享友人