重吸收作用 的英文怎麼說

中文拼音 [zhòngshōuzuòyòng]
重吸收作用 英文
rea orption
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 動詞1 (把液體、氣體等引入體內) inhale; breathe in; draw 2 (吸收) absorb; suck up 3 (吸引) a...
  • : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  1. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種金屬為實驗毒物,以鯽魚為實驗動物,應環境生物技術、火焰原子分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中金屬暴露對魚類的毒性影響,初步探討了金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕金屬污染對水生生態系統造成的損害。
  2. We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center

    我們分別以苯、二苯乙烯、噻吩為中心,氨基、二苯氨基和二乙氨基為電子給體,硝基為電子受體組合形成的分子為研究對象,在從頭計算的水平上密度泛函理論計算了這些分子在低激發態下的單、雙光子強度,點研究了分子的長度、中心和給體的供電子能力對分子單、雙光子的影響。研究結果表明,分子長度與單光子強度之間有密切關系,而在雙光子中這種關系較弱;中心在雙光子中具有要的;在中心和受體一定的情況下,增加給體的供電子能力,可提高雙光子強度。
  3. Some by - products of this work can be used as routine tools in the uv laser laboratory. commercial video ccd cameras are used to image uv laser and soft x rays, window glass as a fluorescer is used to indirectly measure the uv laser beam profile with high energy density, and a special glass which permits uv light to pass through while absorbs the visible, is introduced into the uv beam profiling in strong visible stray light environment

    實驗中發展了一些測量技術,例如可見光視頻ccd直接測量紫外激光的光束分佈和激光等離子體產生的x光二維圖象,利窗玻璃為熒光體測量能量密度較高的紫外光束分佈,利可見紫外透射玻璃製成的衰減器測量有嚴背景光的紫外光束分佈,可以為實驗室的常規測量工具,並有一定的推廣價值。
  4. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有:廣州市河涌沉積物及底棲生物體內金屬含量及評價;汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價;汞對劍尾魚鰓和肝臟中抗氧化系統的毒性,包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護;汞對劍尾魚組織生理毒性即:汞對na ~ + - k ~ + atpase活力的影響及硒的保護和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子分光光度法測定了廣州市河涌沉積物和底棲生物中金屬含量。
  5. Oil absorbent sheets are produced by lipophilic superfine fibers of non - woven clothing, able to absorb several times of the weight of the oil stains than themselves

    油棉採親油性之超細纖維不織布製,能迅速本身量數十倍的油污。
  6. In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields

    為了消化和近年來lb方法在理論和應方面的新成果,探索在水力計算方面的新途徑以促進lb方法實化的發展,本文進行了下列研究工:綜述了lb方法在理論研究和實際應方面的新進展,以及d2q9模型的推導過程和其他一些常的模型;在水動力邊界條件和通邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在流場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實性;針對均勻網格的lb方法計算效率較低的不足,提出了雙網格的latticeboltzmann方法,通過二維poiseulle流動、后臺階流動和渠道方槽流動三個算例的模擬,證明這種方法能夠明顯地提高流場模擬的計算效率;此外,根據復雜區域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利lb方法的計算特性實現塊與塊之間的數據交換,充分利計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應前景。
  7. The polyester fibre of resisting bacterium is one without which people can t live in modern times, but how to restrain the bacterium propagating excessively and keep people in health is a most important goal that fabrics and clothing industry are striving for. fibre of resisting bacterium can kill the bacterium effectively with the ratio of more than 99 % and it can restrain microbes. the polyester fibre of resisting ultraviolet radiation is also widely used. with the decreasing of ozonospheres in the atmosphere, there are more ultraviolet radiation in the sunlight which do harm to our skin, especially for those men working outdoors, it is more important to think about the way to lessen the harm. the polyester of burning - resisting has attracted more attention at home and abroad and burning - resisting textiles has been advanced definitely by law in many countries. our nation has also made strict claims in some special areas, such as fabrics in vehiciles and vessels, decorative fabrics in hotels. the everlasting burning - resisting fibres and textiles are badly needed. infrared ray fibre is also a new functional one that can absorb and reflect infrared ray after being processed physically. it s functions include physical therapy wet - ejecting and bacterium - restraining. this warm - preserving material can absorb the emitting heat from our bodies, at the same time it can also absorb and reflect the needed 4 - 14 urn wavelength ultraviolet radiation and accelerate netaboiism. fibre of resisting infrared ray is important in military areas

    抗菌纖維具有永久的抗菌性,對金黃色葡萄球菌、大腸桿菌殺菌率大於99 ,能有效抑制細菌繁殖,起到抗菌防臭;抗紫外線聚酯纖維的途也是異常廣泛的,隨著大氣層中臭氧層的日漸稀薄,日光中的紫外線日益增加,對人體皮膚形成極大危害,尤其對于長期從事野外工的人,因此設法減少紫外線對人體的傷害顯得尤為要;阻燃聚酯纖維則是一種倍受國內外人士密切關注的纖維,紡織品阻燃在許多國家已有明確法令規定,我國也逐漸在某些特殊使范圍做嚴格要求,如車船內紡織品,高級賓館的內裝飾織物等,而且具持久性阻燃性的纖維和織物是現在更為需要的,真可謂途非常廣泛;遠紅外纖維也是一種經過物理改性后具有並反射遠紅外線的新型功能性纖維,是一種具有優良理療功能、熱效應功能和排濕透氣抑菌功能的新型紡織材料及保溫材料,能人體自身向外散發的熱量,並反射回人體最需要的4 14 m波長的遠紅外線,促進人體的新陳代謝;抗紅外線纖維,則在軍事上有著要的
  8. 5mg. kg - 1 respectively, zn concentration decreases in pileus when other hms were added, cu, pb, cd, concentration increasion in pleurotus ostreatus, the transformation and distribution is higher than single element, cd > zn > cu > pb

    菌蓋中鋅隨著銅、鉛、鎘的加入而減少,表現為拮抗;但當其他金屬元素存在時,平菇富集銅、鉛、鎘皆表現為協同
  9. The magic qualities of this long soft pimpled rubber imparts a deceiving spin on the balls with devastating effect after bouncing. it also absorbs the fastest drives and heaviest spin

    這長的軟的橡膠粒的不可思議的質量在彈起以後在球給予欺騙的旋轉以毀滅性的。它也最快速的驅動和最的旋轉。
  10. The mechanism for producing weight loss is not completely understood, but seems to result from reduced fat absorption and a satiety signal from lipid - filled cells lining the intestine

    其降低體機制尚不完全清楚,但可能與減少脂肪、以及位於小腸內膜的充滿脂質的細胞發出的過飽信號有關。
  11. It supports the aircraft during parking and endures the loads during ground maneuvers. most of the vertical and horizontal kinetic energy are absorbed and dissipated by landing gear. it plays an extreme important role in preventing the airframe from vibration and excessive impact forces, improving passenger comfortable characteristics and increasing aircraft flight safety

    飛機起落架為飛機結構的一個要部件,承受著飛機與地面接觸時產生的靜、動載荷,和消耗飛機在著陸撞擊、跑道滑行等地面運動時所產生的能量,在減緩飛機發生振動,降低飛機地面載荷,提高乘員舒適性,保障飛機飛行安全等方面發揮著極其要的
  12. The choice dam type is especial importance, during the designed research of the rock - fill dam, particular under the rock - fill dam with very deeply cover layer, the stress and strain of the middle wall and cutting interpenetration wall of the dam foundation is mostly sensitive, whether the. design of dam is scientific and reasonable, it is very important for cutting interpenetration and stability of the dam, the article offer the reference for the design of cutting interpenetration in the foundation with deep cover with earth the water conservancy in xiaban zone, based on the study and analysis the design of cutting seep in the foundation with deep cover with earth, cutting interpenetration concrete wall and the joining model of cutting interpenetration material in body of dam and the applying effect in the practical worko based on the foundation which absorbed and summarize the achievement of design and research in the inter and outer country, for the project of the clay vertical middle wall and vertical cutting interpenetration, the asphalt concrete vertical middle wall and vertical cutting interpenetration the clay inclined middle wall and the lever carpet layer cutting interpenetration, respectively in terms of the different stage of complete period sluice period and working condition, adopting nonlinear calculate and analysis with the finite element method ; carrying the analysis and study with the 3d finite element method as to the different joining model of the left bank high slope cutting interpenetration body and the foundation concert cutting interpenetration wall ; carrying the analysis and study with the 3d finite element method as to the effect of the wall stress and strain because of the different elasticity modulus of the concert cutting interpenetration wall through the analysis and study with the different project. have comparatively all - around comprehended the various model dam, particular the distribute rule of stress and strain of the cutting interpenetration system, provide for the important evidence of the plastic area size the join model of the foundation cutting interpenetrate wall and dam body cutting interpenetrate system the choice of the dam model and the design of the structure of the dam body, the result of research and advice have very importance value in design and building for the similarity project

    工程設計中,壩型的選取顯得尤為要,特別對于壩基有深厚覆蓋層的堆石壩,心墻和壩基防滲墻的應力和變形是壩體、壩基最敏感的部位,設計方案是否安全、科學和合理,對大壩防滲和穩定起到至觀要的。本文研究分析了國內外深厚覆蓋層基礎防滲設計、壩基混凝土防滲墻與壩體防滲體銜接形式及工程實際應效果,為下坂地水利樞紐工程深厚覆蓋層基礎防滲設計的方案選擇提供了參考;在和歸納了國內外堆石壩的設計研究成果的基礎上,對粘土心墻和壩基垂直防滲方案、瀝青混凝土心墻和壩基垂直防滲方案以及粘土斜心墻和壩基水平鋪蓋防滲方案,分別按竣工期和蓄水運行期的不同工情況進行了有限元非線性計算分析;對左岸高陡邊坡的大壩防滲體與基礎混凝土防滲墻的不同結合型式進行了三維有限元靜力計算分析和研究;對混凝土防滲墻不同彈性模量對墻體應力和變位的影響進行了三維有限元靜力計算分析和研究。通過對不同方案的計算分析和研究,比較全面的了解了各方案壩體,尤其是防滲體的應力和變形分佈規律,為壩型選擇、壩體結構設計、基礎防滲墻與壩體防滲體的結合型式以及塑性區大小的確定提供了要依據。
  13. The main results are as follows based on field survey and analysis : 1 soil water is the water stored in the soil that can be absorbed by plants in some depth of soil, and the efficiency of soil water plays the critical role in plant growth and development. so soil water is the resource that is very crucial to vegetation

    經過兩年多的野外實地考察和室內分析,取得了如下主要研究結果: 1土壤水分是指貯存在土壤中一定深度范圍內能被植物的土壤水含量,土壤水分的有效性對植物的生長發育起著最為關鍵的,因此,土壤水分應屬於水資源的范疇,是水資源的要組成部分。
  14. It is composed of thirteen functin ? components including two 3 - db y - junction power splitter, two directional couplers, two waveguide attenuators and one polarizer of waveguide itself. the prominent feature of the device is that it has a beat detection function with respect to the single y - branch mioc device, and it plays an important role in improving the inertial - grade and the high precision steady - aim system because of the beat detection function. farthermore it has direct influence on the improvement of the high flexibility, shockproof and overload - resistance for the steady - aim system

    器件的工波長為1 . 3 m ,集分束器、合束器、起偏器/檢偏器、相位調制器、波導器等十三個功能單元於一體,除了單y多功能集成光路器件具備的功能外,它還具有拍頻檢測功能,因而對提高慣導級和高精度穩瞄系統起著要的,並直接影響著穩瞄系統的高機動性、抗沖擊力和過載能力的提高。
  15. This article analyses the causes of the little content - slow development - poor efficiency - energy wasting phenomenon in the current teaching of chinese reading comprehension in terms of its orientation and styles. it also puts in order some basic elements concerning the essence of reading, interpretation of the meanings of the reading materials and the relations between reading & writing. the author holds the view that the traditional teaching methods lay too much emphasis on the knowledge acquired from reading & practical uses of reading itself, separating reading form speaking & writing and neglecting its " representation " and " development " functions

    本文從閱讀教學目標定位、教學範式取向兩個方面分析了造成當前閱讀教學「少慢差費」的原因,並從閱讀的本質、文本意義的生成、閱讀與寫的關系三個方面對閱讀教學的一些基本問題進行了一番梳理,認為傳統的閱讀教學將教學目標定位在閱讀自身的實性和工具性上,教學範式取閱讀本位、知識本位,孤立地強調閱讀的要性,將讀、寫、說截然分開,忽視了語文教學的「表現性」和「發展性」功能,這種「以閱讀為本位」的「」型閱讀教學規范嚴製約了閱讀教學的健康發展。
  16. As to the study on the electronic spectra of the rare earth, the main results are as follows. ( 1 ) based on a reconstructed raman microprobe, a new method of obtaining high - resolution visible region absorption spectra is designed. the method makes it possible to establish a relationship among four kinds of spectra of the rare earth specimen, including visible region absorption spectra, photoluminescence spectra, infrared spectra and raman spectra

    在電子光譜的研究上,主要結果如下: ( 1 )設計了一種利拉曼光譜儀獲取可見光譜的新方法,利這種方法所獲得的高分辨可見光譜可建立起稀土化合物的拉曼光譜、光致發光譜和紅外光譜之間的要聯系,它對識別各種復雜的稀土光譜、探討發光和機理有要的
  17. Optical thin film plays very important role in increasing and reducing the refraction, absorbing, transmission, in composing and reducing chromatic color, in modulating the polarizing state and changing phase of light. in short, almost all the optical system uses the character of optical thin film

    光學薄膜在增加或減少反射、和透射;在彩色的合成與還原;在調整光束的偏振態和改變光束的相位狀態等方面發揮著要的,簡而言之,在光學系統中的幾乎所有的特性方面都發揮著要的
  18. The net surface solar radiation ( nssr ) as one of the most important portion of global radiation budget has a great action to solar energy absorbed by surface and then affect the surface radiation budget and atmospheric dynamical process

    其中地表凈太陽輻射的衛星遙感是全球輻射平衡遙感中的一個要部分,因為它代表了地表的太陽輻射能量,對地表輻射平衡和大氣動力過程等有著要的
  19. It is show that, for the ultraviolet pre - ionization tea co2 laser, the absorption of two photos in the process of the photo - ionization plays an important role

    研究表明,在紫外預電離teaco _ 2激光器中的光離化過程中雙光子起著十分要的
  20. This paper shows three aspects as follow : 1. an algorithm of attribute reduction based on discernibility matrix - - - - ardm is presented. through analyzing to the algorithm of attribute reduction based on discernibility matrix, the facts that affect time efficiency are found, and the absorptivity in the proposition calculation is used to the process of constructing the discernibility matrix, then the effectless repeated elements are deleted, accordingly the efficiency of attribute reduction is improved

    本文的主要研究成果有以下三個方面: 1 .提出了一種基於區分矩陣的屬性約簡演算法ardm通過對基於區分矩陣的屬性約簡演算法進行分析,找出影響時間效率的因素並將命題演算中的於構造區分矩陣的過程中,從而去掉了在區分函數中不起的「復」元素,提高了屬性約簡的效率。
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