chemical behavior 中文意思是什麼

chemical behavior 解釋
化學行為
  • chemical : adj 化學的,化學作用的;應用化學的,用化學方法獲得的。n 〈常 pl 〉化學製品;藥品。 fine chemicals...
  • behavior : n 1 行為,品行;舉止,態度,舉動,表現,行動。2 (生物的)習性;(機器等的)特性,性能,狀態;(...
  1. Electrical capacitance tomography ( ect ) is one of process tomography ( pt ) technique which is based on capacitance sensor, it can provide interior behavior 2 / 3 dimension visualizing information in process equipment such as closed pipe, vessels and so on in real time. ect has the advantage of being non - intrusive, fast in response, simple in structure, high safety and low in cost, so it is one technique which has great developing potential in field of petroleum, chemical engineering and so on

    電容層析成像( ect )技術是近年來發展起來的一種基於電容敏感機理的過程層析成像( pt )技術,可實時提供封閉管道、容器等過程設備內物場運動狀態的二三維可視化信息,具有非侵入、響應速度快、結構簡單、安全性能好、成本低等優點,是一種在石油、化工等領域很有發展前景的pt技術。
  2. In this thesis, in order to reducing the amount of the pt catalyst, improving the electrocatalytic activity of the pt catalysts and utilization ratio of pt, the electrochemical codeposition method by cyclic voltammetry ( cv ) was used to prepare a series pt / moox / glassy carbon ( gc ) composite electrodes with high dispersibility. the composite electrode, pt / moox / gc, was characterized to study its composition and its electro chemical behavior by cv. using the xrd and sem techniques, the size and the dispersion degree of the catalyst particles were studied in presence or absence of moox in the catalyst

    為了降低主催化劑pt的用量、提高pt的活性和利用率,本論文利用循環伏安法共沉積制備高分散的pt moo _ x催化劑顆粒,利用循環伏安電化學表徵、 xrd和sem技術研究了引入moo _ x后的催化劑即pt moo _ x顆粒的粒子大小、分散狀態;利用icp - aes定量分析pt moo _ x催化劑顆粒的組成含量;並藉助于電化學方法分別評價了pt moo _ x gc電極催化劑的對甲醇的電催化活性和穩定性、氧還原電催化活性。
  3. Chemical inhomogeneity and immersion behavior of plasma sprayed hydroxyapatite coatings

    等離子噴塗羥基磷灰石塗層的化學不均勻性和浸泡行為
  4. Lithium has some chemical behavior that resembles the chemistry of mg.

    鋰的某些化學行為類似於Mg的。
  5. Tan, ws, dai, gc, ye, w and shen, jp ( 1995 ) local flow behavior of the liquid phase in an airlift bioreactor for potential use in animal cell suspension cultures, the chemical engineering journal, 57 : b31 - b36

    譚文松,戴干策,陳志宏,陳因良( 1996 )動物細胞在氣升式生物反應器中的死亡速率,生物工程學報, 12 ( 4 ) : 471 - 476 。
  6. Topics include : connection of macroscopic thermodynamic properties to microscopic molecular properties using statistical mechanics, chemical potentials, equilibrium states, binding cooperativity, behavior of macromolecules in solution and at interfaces, and solvation

    主題包括:以統計力學、化學位能、平衡態、協同鍵溶性、溶液中/界面間的巨分子行為及溶解等現象來連接巨觀熱力學性質與微觀分子性質。
  7. Other nonlinear phenomena we studied include spiral wave dynamics in chemical reaction ( chi - keung chan ) ; pattern formation in fracture phenomena ; collective behavior of driven and self - propelled particles ( kwan - tai leung ) ; and jamming of granular flow in hoppers ( kiwing to )

    另外,我們也研究物質斷裂中之裂紋路徑與網路圖型形成機制,及因自我或被驅動之粒子的集體運動行為所產生的相變現象(梁鈞泰) 。
  8. The contents of this paper include the following several aspects : ( 1 ) a model of the fractures leakage is built through counting and analyzing the wealthy geological records of hae field, and a model of the fracture water transporting is also built according to the fracture water condition of its recharge and its runoff and its discharge in hae field ; ( 2 ) this paper studies the chemical behavior and the migration parameters of the elenent sr2 + in ground water in hae field, the main contents include : the presence form of the element sr in ground water is analyzed by way of the rmodynamics ; the absorption mechanism that granite and sand stone absorbs sr element is analyzed based on theory and experiment test the diffusion parameters of the element sr in water and in granite and in sand stone are researched with laboratory experiment test ; the partition coefficient of sand stone and granite to sr is tested by the batch way

    其研究內容包括以下幾個方面: ( 1 )通過對我國hae預選處置場豐富地質資料的大量統計和分析,建立了該處置場的基巖裂隙滲透模型。再根據hae預選處置場基巖裂隙水的補給、徑流、排泄條件及水位動態特徵,建立了預選處置場基巖裂隙水水運動模型。 ( 2 )對高毒性鍶元素在我國hae預選處置場地下水中的化學行為和遷移參數進行系統的研究,其中主要包括運用熱力學方法分析了鍶元素在地下水中的存在形態,利用理論分析與實驗測試相結合的方法分析了花崗巖和砂巖對核素鍶的吸附機制,採用室內實驗裝置研究了核素鍶在地下水中的擴散參數以及在花崗巖和砂巖中的本徵擴散參數,採用靜態批式法研究了鍶在砂巖和花崗巖中的分配系數。
  9. Relation among chemical composition, physical structure, and mechanical behavior of plastics or synthetic high polymers

    塑膠或合成高聚物的化學組成,物質結構和力學性質間的關系。
  10. Chemical behavior of mass transfer at the bronze environment interface

    環境界面上物質轉移的化學行為
  11. Phase chemical study on coordination behavior of zinc sulfate with l - - amino acids

    氨基酸配合行為的相化學研究
  12. Fire ) for reinforcing building, moreover, what will happen about the bond behavior of the cohering face for the building under high temperature frequently such as metallurgy and chemical shop which are radiated under high temperature ( 200 - 300 ), chimney wall ( 100 - 150 ) ? these are not clear and definite. so it is necessary to study this question through experiments

    另外,對于經常處于高溫狀態下的建築,如冶金和化工車間受高溫輻射的結構(溫度在200 300 ) ,煙囪筒壁(溫度在100 150 )等結構,經過高溫作用后,其粘結面的粘結性能會發生什麼變化,這些目前都不明確,因此很有必要對這一基本問題進行試驗研究。
  13. Numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume

    運用cfd進行數字模擬,以了解縱向通風隧道內熱煙氣流的特性.通過模擬發現對火源進行模擬非常重要,熱煙氣流特性受火源位置的影響很大,並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明,在縱向通風隧道內,熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現,火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區
  14. Abstract : numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume

    文摘:運用cfd進行數字模擬,以了解縱向通風隧道內熱煙氣流的特性.通過模擬發現對火源進行模擬非常重要,熱煙氣流特性受火源位置的影響很大,並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明,在縱向通風隧道內,熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現,火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區
  15. The effect of physical and chemical environment on rheological behavior of olivine aggregates

    影響橄欖石集合體蠕變性質物化因素的研究進展
  16. There are three difficulties and key problems in this papaer : : the first problem is what is the dominance bearing of the leakage fractures, and how the bedrock fracture water distribute, the second is how to test the complex chemical behavior in experiment way and quantify the relative parameters, the last question is how to number the transportation of the element 90sr and its pollution to solve the three problems, this paper does lots of work and come to the prospective order, the creativities in this thesis as follow : ( 1 ) the dominance bearing of the leakage fractures and the distribution feature of the fracture water are ascertained based on rich geological data, these basal researches are very important, which are the premises to build the transport model of the fracture water in hae field

    本項研究工作的難點和關鍵問題有三個: hae處置場基巖裂隙系統中,導水裂隙的優勢方位是什麼,基巖裂隙水活躍帶分佈情況如何;怎麼對核素遷移的復雜化學行為進行實驗室測試並取得有關定量化參數;怎樣數值化表現出溶質的遷移行為和污染情況本論文在解決以上三個問題上做了大量的工作,達到了預期的目的,其創新之處有以下三點: ( 1 )通過地質資料的分析,首次提出了hae預選處置場基巖裂隙導水的優勢方位和基巖裂隙水活躍帶的大致分佈特徵。它是一個很重要的基礎性研究成果,是建立hae處置場水運動模型的前提。
  17. Lithium has some chemical behavior that resembles the chemistry of mg

    鋰的某些化學行為類似於mg的。
  18. In this paper, the heavy metals pollution and its characteristics in soil, the harm to the environmental and the chemical - behavior of heavy metals in soil are introduced. the heavy metals element beckground value in soil is discussed

    介紹了土壤重金屬的污染及其特點,重金屬對環境危害和在土壤中的化學行為,最後論述了土壤重金屬元素的背景值。
  19. The chemical behavior and biological effects of rare earth elements in aquatic environment

    稀土元素在水體中的環境化學行為及其生物效應
  20. This course examines how the presence of 1 -, 2 - and 3d defects and second phases control the mechanical, electromagnetic and chemical behavior of metals and alloys

    本課程將探討1 - 、 2 -及3維之缺陷以及第二種位相,如何控制各種金屬及合金材料之機械、電磁和化學行為。
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