質通量 的英文怎麼說
中文拼音 [zhítōngliáng]
質通量
英文
mass flux-
P. ussuriensis, p. davidiana and a. ginnala can adjust osmosis by improving the proportion of bound water, m. baccata adjust osmosis by decreasing the volume of cell and increasing content of solute
山梨、山桃、茶條槭能通過提高束縛水比例來實現滲透調節,山荊子通過細胞體積減小和增加溶質含量來實現滲透調節。Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method
在地表徑流方面,文獻1 3發展了一種同時考慮蓄滿超滲產流機制及次網格非均勻性的新的徑流機制模型,並用其改進了陸面模式vic variable infiltration capacity中的徑流計算,該模型既適用於濕潤地區也適用於乾旱地區4 .在土壤水模型方面,文獻5採用有限元質量集中法發展了非飽和土壤水流的數值模型,文獻6則採用混合有限元法建立了非飽和土壤水分含量和通量計算的數值模型The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite
採用xrd 、 bet 、 icp 、激光粒徑分析及電化學性能測試等方法,對國內外多種典型石墨樣品的結構與性能進行比較,研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的影響,確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。The experimental results showed that the extraction rate and mass transfer flux increased with the field strength increasing
在自行設計的連續電泳萃取池內實驗研究了電場強度、兩相流速等因素對丁醇萃取率及傳質通量的影響。In steady flow, mass flux is constant.
在穩定流動中,質量通量是恆定不變的。Another attribute is the flux or radiant power that can be delivered in that narrow frequency band.
另一個性質就是在這樣窄的頻帶內可以給出很高的光通量或輻射功率。From 24th august of 2001 to 8th april of 2002, gala ( malus cv. gala ) and golden ( m. cv. golden delicious ), stored with three different models of cold storage, air condition and ultro - lower oxygen, were kindly provided in different sale time by inter - profession technique center of fruit and vegetable of france. the fruits were cut into three parts of the skin, pulp and core according to the human edible habit. the apple polyphenolics in the skin and pulp were determined by thiolysis hplc and unthiolysis hplc in institut national de la recherche agronomique, laboratoire de recherches cidricoles
為建立能全面測定蘋果果實多酚的hplc方法,同時為蘋果營養標簽的制定提供不同銷售時期蘋果多酚含量的依據,指導貯藏方式和時期的選擇,明確的消費信息,自2001年8月24日至2002年5月15日,由法國果蔬跨行業技術中心提供普通冷藏、氣調和超低氧方式下,不同銷售時期的嘎拉( malus , cv . gala )和金冠( m . cv . goldendelicious )為試材,根據蘋果食用習慣將果實分為果皮、果肉和果心二部分,利用硫解hplc和非硫解hplc定量分析世界主栽品種金冠和嘎拉果皮和果肉多酚物質含量,並對不同貯藏方式下和同一貯藏方式下的不同商業貯藏時期多酚物質含量作了比較。For incompressible fluids, both the mass flux and the volume flux are constant in a tube of flow.
對于不可壓縮的流體來說,流管中的質量通量和體積通量都是恆定不變的。On the basis of field investigation and a lot of tests, the paper detailed researches the engineering geology properties of xigeda filling material. the distinction of the modulus of resilience was analyzed, and the influence of the intrinsic factors including moisture content, dry density, mudstone content and the external factors including compaction mode, paving thickness were adequately discussed. based on the researching how various factors influence the road compaction effectiveness, the author studied the relationship between modulus of resilience and roadbed compaction quality index, connected the compactness with modulus, and listed the data of the modulus in the various compaction area
基於此,本論文在大量現場調查、室內外試驗資料基礎上,詳細研究了昔格達填料的工程地質性質;通過路基回彈模量特徵的研究,充分闡述了含水量、干密度、泥巖含量等「內因」 ,及壓實方式、松鋪厚度等「外因」對路基模量值的影響;在分析眾多因素對路基壓實效果影響的基礎上,開展了回彈模量與路基壓實質量指標間關系的研究,進而把現場壓實度與現場回彈模量有機的聯系起來,給定了不同壓實區間對應的模量值。Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils
其次,為全面了解這種新型電磁電機的電磁特性和動力特性,本文從電機磁場的基本方程及其邊界條件出發,應用無旋磁場的標量磁位概念,建立了端面搖擺式電磁微電機內部磁場的數學模型,並以此為基礎,詳細分析了電機氣隙磁場的各方面性質,對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。Through orthogonal design experiments on synthesizing p - tert - butylcstechol from hydroquinone and isobutylene by using a new catalyst prepared from cobalt naphthenate and zinc chloride, the optimum technology parameters were obtained : mole ratio was 1 : 1. 15 for hydroquinone and isobutylene, mass ratio was 100 : 20 for hydroquinone and catalyst, and the reaction temperature was 100 5
摘要用環烷酸鈷與氯化鋅復配的新型催化劑,以鄰苯二酚、異丁烯為原料合成對叔丁基鄰苯二酚,通過正交實驗確定的較佳工藝參數為:鄰苯二酚:異丁烯(物質的量比) 1 : 1 . 15 ,鄰苯二酚:催化劑(質量比) 100 : 20 ,烷基化反應溫度100 5 。This paper applies kami ' s method to analyze conservative scheme in lagrangian coordinate, and then selects one of upwind schemes which do not show oscillations, finally applies it to construct high resolution scheme. numerical flux of one order scheme is used near interface, while numerical flux of high resolution scheme is adopted in other area
本文在對lagrange坐標系下的守恆型格式進行詳細分析后,甄選出不震蕩的一階迎風型格式,然後應用於lagrange坐標系下的高解析度格式,在物質交界面處採用不震蕩的一階迎風型格式的數值通量,而在其餘地方採用高解析度格式的數值通量。It is often convenient to use the mole to describe the amount of substance.
用摩爾來表示物質的量通常是很方便的。It is well known that nf membrane can only desalinate monovalent salts. however, the separation of bivalent salts from water - soluble organics is very important in modern chemical industry
荷電鑲嵌膜可用於一價、二價電解質的濃縮及有機原料的脫鹽,其膜通量接近於工業納濾膜的水平。Water quality. evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer
水質.通過在密閉呼吸器中測定需氧量來評價有機化合物在水介質中"最大"的生物降解力Water quality - evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer
水質.通過測定在封閉呼吸器中的需氧量評定含水介質中有機化合物的最大需氧生物降解能力This paper firstly reviews two different kinds of terrestrial erosion ( the mechanical and chemical weathering mechanisms ), discusses their respective roles in providing carbon to the river, and compares the differences between the monsoon and non - monsoon drainage basins in flux and the characteristic of the riverine carbon transport
首先就機械和化學風化兩種不同的陸地侵蝕機制在提供河流碳源方面所發揮的不同作用作了詳細論述,並比較了季風流域和非季風流域間河流碳輸移在通量及性質上的差異。This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up
全文共分八章,取得的主要成果及創新點如下: ( 1 )首次建立了諧波轉換晶體的tsrs物理模型本文根據量子力學原理,在考慮如下物理過程和參量的基礎上:光與物質的雙光子相互作用; stokes光的傍軸衍射; langevin (郎茲萬)噪聲源;晶體表面反射和端面反射;增益系數、光束口徑、脈寬和三倍頻光能量密度,推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。Based on the special property of magnetic fluid ( mf ), we fill the magnetic fluid into the working clearances of the servo valve torque motor. one side, the magnetized magnetic fluid can exert a damping torque on the torque motor armature and reduce vibration of the armature ; on the other side, it can improve the magnetic circuit efficiency of the torque motor because of the magnetic fluid ’ s larger magnetic permeability
基於磁流體所具有的特殊性質,將磁流體添加到伺服閥力矩馬達的工作間隙中,一方面磁流體被磁化后可增大銜鐵的阻尼力,減少振動;另一方面由於力矩馬達氣隙中磁導率的提高,使氣隙中的磁通量增大,力矩馬達的磁路效率和輸出扭矩將增大,因此可以提高力矩馬達的固有頻率和伺服閥的響應速度。The spatial and temporal distribution of the land - air energy and mass flux is complicate
地表與大氣間能量與物質通量的時空分佈較為復雜。分享友人