自擴散系數 的英文怎麼說
中文拼音 [zìkuòsǎnxìshǔ]
自擴散系數
英文
autodiffusion coefficient- 自 : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
- 擴 : 動詞(擴大) expand; enlarge; extend
- 散 : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
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Methods. apparent glucose diffusivity measurements were performed on 10 axial and 10 radial af specimens from bovine coccygeal discs. the dependence of diffusivity on compression was determined using 3 levels of strain ( 0 %, 10 %, and 20 % )
方法:測量來自牛尾骨椎間盤纖維環10個軸的和10個輻射的樣品來獲得葡萄糖近似擴散系數。壓縮狀態下的擴散系數決定於3個等級的拉伸( 0 % , 10 % ,和20 % ) 。In other words the important diffusive motion is migration of the radical segment retarded to the low diffusivity of the whole chain.
換言之,重要的擴散移動是自由基鏈段的遷移減慢為低擴散系數的整個分子鏈的遷移。On the basis of analysis for experimental data, the relationship of power between evaporation mass and time for naphtha was found and the average value of the power is about 0. 70
原油的蒸發幾乎不受風速、液池面積的影響,這說明原油的蒸發受邊界層條件控制的程度很小,其蒸發速率主要由其自身性質(如分子擴散系數、蒸氣壓等)所決定,其蒸發過程是受基本蒸發過程式控制制的。Study on the self - diffusion coefficient for the long ch
高壓下長鏈分子的自擴散系數研究We have many industry automize instruments such as temperature transmitter ( integrate temperature transmitter module ( double temperature transmitter module ), integrate temperature transmitter, track isolation temperature transmitter, hanging temperature transmitter, pressure transmitter ( expanding silicon pressure transmitter, sapphire pressure transmitter, spraying ( metal slim film ) pressure transmitter, strain pressure transmitter, ceramic resistor, capacitance pressure transmitter, 1151 and 3151 series pressure transmitter, fluid location transmitter module ( specializing for fluid location meter ), collocated electricity meter ( sigle round, double round ), signal isolation ( single round, double round ), transducer ( temperature, pressure ), display head ( showing 100 % scale, lcd fluid crystal, led digital display ), numerical instrument and so on
產品有溫度變送器(一體化溫度變送器模塊(雙支溫變模塊) 、一體化溫度變送器、導軌式隔離溫度變送器、壁掛式溫度變送器、架裝式溫度變送器) 、壓力變送器(擴散硅壓力變送器、藍寶石壓力變送器、濺射式(金屬薄膜)壓力變送器、應變式壓力變送器、陶瓷電阻、電容壓力變送器、 1151 、 3151系列壓力變送器) 、液位變送器模塊(專為液位計廠配套) 、配電器(單迴路、雙迴路) 、信號隔離器(單迴路、雙迴路) 、傳感器(溫度、壓力) 、配變送器的顯示表頭( 100刻度顯示、 lcd液晶顯示、 led數碼顯示) 、數字儀表等工業自動化儀器儀表。Through the experimentation for the physical performance of cfpb masonry under local compression, the author has observed the deformation and failure of cfpbm. based on the mathematical statistics and regression analysis of the experimental data, the author derived a feasible and common formula for counting the cfpbm ' s local compression strength regarding the different local compression locations, analyzed stress distribution of local bearing masonry under beams end, and provided the calculating formula on effective supporting length of beam end in brick masonry. as the results of experiments demonstrate, owing to the cfpb ' s own holes " system, the beneficial effects, the bounding effect of surrounding masonry and the spread effect of force, have not developed completely
試驗結果分析表明:由於多孔磚自身的孔洞結構,砌體內部的圍箍作用和力的擴散作用未得到充分發揮,局壓強度雖較軸心受壓強度有所提高,但仍低於同情況下實心磚的局壓強度;當有上部荷載作用時,對砌體局壓有利的懸臂卸荷作用和內拱卸荷作用均不明顯,因此在推導梁端局壓強度計算公式時,未考慮此可能存在的有利影響,計算偏安全;局壓強度提高系數公式除採用規范公式(二項式)的表達式,還用對數式進行了回歸推導,得到了一個較為普遍的公式;論文還對梁端局壓的梁端有效支承長度計算公式進行了回歸推導。Part two : organizing strategy of cooperative learning in implementation of new mathematical curriculum this part analyzes the problem in the process of implementing of cooperative learning in new mathematical curriculum by observing in classroom and studying case. six problems is : ( 1 ) the group activity stay on the formal, and lack the material cooperation ( 2 ) individual duty diffuse, " take a ride " phenomenon have the occurrence ; ( 3 ) student social intercourse technical lack. ( 4 ) no change in teacher ' s role, lacking guidance to student ; ? ividing group difficultly for big class formation, fulling of too much noisy in classroom ; ? valuation system is not well, group cooperation exist in name only, provides six suggestions for these problems : ( 1 ) dividing group scientificly and vividly ; ( 2 ) leading student active cooperative learning ; ( 3 ) increasing the individual duty ; ( 4 ) cultivating students " cooperative method and social intercours technical ; ( 5 ) enhancing management in classroom ; ( 6 ) handling a few relations rightly ; finally, puts forward the principle and program of orgnizing cooperative learning in new mathematical curriculum
二、新數學課程實施中合作學習的組織策略本部分在對實驗區數學課堂觀察和個案研究的基礎上,分析得出了新數學課程實施中合作學習存在的6個問題:小組活動留于形式,缺乏實質性合作;個體責任擴散, 「搭車」現象時有發生;學生社交技能欠缺,合作效率低下;教師對自己角色轉變認識不清,指導作用沒有跟上;大班額分組困難,課堂過于喧嘩混亂;評價體系沒有跟上,小組合作名存實亡。針對這些問題,對新數學課程實施中開展合作學習提出了6方面建議:科學靈活地分組;引導學生主動合作學習;提高個體責任:重視對學生合作方法、社交技能的培養;加強合作學習中課堂管理;正確處理幾對關系。最後提出了新數學課程實施中合作學習的組織的原則和組織序列。( 3 ) how to design the bayesian test method about the parameter ' s linear hypothesis according to the relationship between the multivariate t distribution and f distribution. ( 4 ) the bayesian diagnosis and unit root test method about the random error series. ( 5 ) the bayesian mean value quality control chart when the variance is known and the mean value - standard error control chart when the variance is unknown
然後,研究了擴散先驗分佈下單方程模型參數的貝葉斯估計理論,證明了模型系數的后驗分佈為多元t分佈,模型誤差項方差的后驗估計為逆gamma分佈;根據多元t分佈和f分佈之間的關系,構造了模型系數線性假設檢驗的貝葉斯方法;根據hpd置信區間構造了隨機誤差序列自相關的貝葉斯診斷和單位根檢驗方法,並利用單方程模型的貝葉斯推斷理論研究了方差已知時的貝葉斯均值控制圖和方差未知時的貝葉斯均值?標準差控制圖。Extension of yoshizawa periodic solution theorem is mentioned in the third part. nonautonomous three species predator - prey delay diffusion system with michaelis - menten response function is studied. we obtain not only existence of periodic solution of the system, but also sufficient condition of positive periodic solution
由於許許多多現實問題往往都可歸結為尋求以微分方程(常微分方程、泛函微分方程)為數學模型的周期解、概周期解,因此本文在第三部分運用yoshizawa型周期解定理的推廣,研究了以下具有michaelis ? menten型反應函數的非自治三種群時滯擴散捕食系統的周期解的存在性,給出存在正周期解的充分性條件。For meeting the need of network and integration for corporation, the system established as a simple c / s net model, which can support the communication of data. the system adopts the adding exploiting model, based on which user can gradually expand the system. the data of repository departed from inferrer will become share database managed with database management system
系統設計為了滿足企業網路化和集成化的需要,採用分散式客戶機服務器模式即client server網路模式構建,該模式支持數據通信;系統採用增量式的開發模式,在系統基礎建模的基礎上,可以對系統進行逐步擴展;系統將知識庫中的數據信息從推理機中分離出來建立共享型數據庫,利用數據庫管理系統來管理數據類知識,用戶可以通過對數據資源的擴充來滿足自身設計或其它的使用需要。With the scale of social production extends and the production horizontal exalts, the electricity control technique and the hydraulic technique all develop very quickly. electricity control technique developed from the relay system to the direct digit control ( ddc ) system the disperse control system ( dcs ) to the fieldbus control system ( fcs ). the modem hydraulic control technique have developed to a complete automation which include of transmit control testing computer technique, and gradually turn to the digit control and full - automatic control
隨著社會生產規模的擴大、生產水平的提高,電氣控制技術和液壓技術都在非常迅速的發展。電氣控制從繼電器控制系統發展到直接數字控制( ddc )系統、集散控制系統( dcs )到目前的現場總線控制系統( fcs ) 。現代的液壓傳動及控制技術已發展成一門集傳動、控制、檢測、計算機一體化的完整的自動化技術,並逐步趨向數字控制和全自動化。As to epoxy / toa / org - mmt system, the reaction order was 0. 9 and active energy was 66kj / mol by kissinger method ; and a similar result was obtained by ozawa method. the curing reaction was controlled clearly by diffusion mechanism in the later stage of curing reaction without addition of org - mmt, which leads to the increment of active energy with extend of curing ; as to the curing system with addition of org - mmt, the value of active energy was always kept the same level, which can be explained by the catalytic function of amine salt inserted in the galleries of org - mmt
對于環氧桐油酸酐有機蒙脫土固化體系用kissinger方法看到固化體系的反應級數均為0 . 9左右,表觀活化能值為66kj mol ; ozawa方法的處理結果與之近似,但從ozawa方法可以看到未加入有機蒙脫土的體系在反應後期固化反應明顯受擴散控制,表現為活化能隨固化程度的增加而增加;而加入有機蒙脫土的體系,其表觀活化能則自始至終表現的較為均勻。Traditional storage manager system has to face up to great challenge from the acquire on it ' s usablity, reliability and extensibility etc. because it is difficult to unify the different format of separated data, and because the bottleneck appeared when transmission of data, a kind of bulky and advanced storage manage system is looked forward to urgently by the consumer
傳統的存儲管理系統面臨著巨大的挑戰,尤其是在可用性可靠性及可擴展性等方面的要求,迫切需要一種性能先進、安全可靠的海量存儲系統。傳統的分散式存儲結構由於分散數據的格式不統一,數據傳輸中的網路擁擠等自身的局限性,很難從根本上解決實際面臨的問題。By solving the equation numerically, the effects of diffusion on the property of the self - deflection of the photorefractive solitons are studied. the results show that the spatial shifts of bright screening solitons and sp solitons depend directly on the voltage factor. for dark solitons, the stronger the input intensity is, the larger the bending - angle is, whereas bright solitons depend on the input intensity nonlinearly
在考慮一階擴散效應后,通過數值計算分析和比較了三種光折變空間孤子的自偏轉特性,得出屏蔽和屏蔽光伏明孤子的偏轉量與分壓系數成近似線性關系,與入射光強成非線性關系,而暗孤子偏轉量隨入射光強的增加而增加。分享友人