surface constant 中文意思是什麼

surface constant 解釋
表面常數
  • surface : n 1 表面;地面;水面;廣場,空地。2 外觀,外表,皮毛。3 【幾】面;切口;【航空】翼面。adj 表面的...
  • constant : adj 1 恆定不變的,固定的,穩定的,恆久的;繼續不斷的。2 不屈不撓的,堅韌的。3 忠實的,有節操的。n...
  1. And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media

    以土力學模型為基礎,利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播,採用了顯式差分方法(中心差分法和newmark常平均加速度法結合)和透射邊界,通過比較利用幾種差分格式求解的加速度結果,發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用,分別編制了體波( p波或sv波) 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。
  2. Phenolic foam is a new generation heat preservation prevent fire soundproof material and polystyrene together ammonia ester foaming rubber etc, material to compare, and it is good that its biggest characteristics is a heat - proofound the low temperature contractility is smatt, and have te special prevent burning wit the size stability under 2000 heat, not burning, not melt not contract constant form not poisonous spirit hove no thick smoke, just surface formation layer

    信息內容:酚醛泡沫為新一代保溫防火隔音材料與聚苯乙烯聚氨脂發泡橡膠比,其最大特點是耐熱性好,低溫收縮性小,具有獨特的阻燃和尺寸穩定性,在焊槍火焰下,不燃燒不收縮不變形,無毒氣無濃煙,只是表面炭化,性質穩定,耐化學腐蝕抗老化。
  3. The section of traditional portal rigid frame are constant cross - section and wedge shape variable cross - section, this paper brings up a component cross - section ? ripple web plate variable cross - section. according to main specially characterist of portal rigid frame, this paper use matlab to work out analytical software. it ' s concrete analysis includes : endogen force and displacement caculation of rigid frame, stability analysis in and out flat surface of rigid frame, geometrical nonlinear analysis of rigid frame. and make comparison between ripple web plate variable cross - section portal rigid frame and constant cross - section rigid frame

    傳統的門式剛架的構件截面為等截面和楔形變截面,本論文提出了一種構件截面形式? ?波紋腹板變截面。本論文根據門式剛架的主要特點,利用matlab高級編程語言編制了4個分析軟體,其針對性強,具體分析包括:剛架的內力與位移計算,剛架的平面內與平面外穩定分析,剛架的幾何非線性分析。
  4. Under the assumption that the inner surface of stator sleeve and outer surface of rotor are smooth, taking the fact into account that the temperature of stator sleeve of evaporation cooling motor keeps almost the same, horizontal evaporation cooling motor is simplified as a physical model of two coaxial sleeves, with outer sleeve ( the stator ) holds still and keep at constant temperature and inner sleeve ( the rotor ) is rotating and heated

    本文通過數值和實驗手段研究了臥式蒸發冷卻電機楔形氣隙中的流體流動、傳熱現象。本文在定子套筒和轉子表面光滑的假設下,針對蒸發冷卻電機定子套筒壁面基本恆溫的特點,將實際蒸發冷卻電機簡化為同軸套筒內筒加熱旋轉、外簡靜止定溫的物理模型。
  5. In chapter 2, the meteorological knowledge, data and the methods of the data processing, related to the study on the atmospheric loads, are simply presented. the model for the perfect gas constant, describes by the relative moisture, is developed. the influences of the variation in the vapor component in the atmosphere on the perfect gas constant are evaluated by using the changing characteristics of the temperature on the surface, its spatial gradient and the barometric pressure

    第二章:簡要介紹大氣負荷研究所需的氣象科學知識、資料及其數據處理方法;建立相對濕度表示的大氣比氣體常數模型,利用地面溫度和空間垂直溫度梯度、壓力變化的規律估算大氣水汽組分變化對比氣體常數的影響;對中國及鄰區的地面氣壓記錄進行了預處理和網格化
  6. Following this algorithm, the base flow can be calcu - lated from the observed discharge as follows : 1, 22bbqiqiqi where i is the time step in the discharge records, qb is the base flow, q is the total runoff, and is the re - cession constant during periods with no surface runoff. the parameter can be determined through a dis - charge recession analysis

    地下徑流的推算公式如下1 1 . 22bbqiqiqi ? ? ? ? 26其中i表示推算的時間步數, qb是地下徑流, q是總的徑流.表示沒有降水時候流量消退系數,可以通過沒有降水時候的流量消退資料推算出出來
  7. It was specially pointed out that, when the tail water is constant maximum tide, the computed flood surface is higher than that of nonsteady current, so there is some safety superelevation. underestimation of the roughness will make downward bias to compute along - river surface and bring hidden trouble for flood control. to improve the section can decrease the water level or offset the water rise for increase of floodplains " roughness, but it need much engineering works

    特別提出,按照恆定流計算出來的設計水位比非恆定水位具有一定的安全儲備;而對于灘地糙率的低估又會造成設計水位的偏低,給防洪工作帶來隱患;如果利用改進斷面形式來降低水位或彌補糙率增加帶來的水位抬高,需要較大的工程量,所以平時應注意灘面的減糙管理工作。
  8. At the surface of the pollen grains there are three types of aperturates, including three porates type, three colpates type and three porate - colpates type ; and four types of sculpture, namely, reticulate, striate, striate - reticulate and verrucate. the upper epidermal cells of the leaves of 12 species plants are detected with hpias - 1000 image analytic system through the treatment of binarization, and the experimental methods are proved stable. the results indicated that the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slf ) of the epidermal cells of the middle lamina in the third node of leaves starting from the lowerest part of the stem have a relative constant range and could distinguish from each other. oieanolic acid, l, 5, 8 - trihydroxy - 3 - methoxyxanthone and swertiamarin are separately detected on the tlc, and the different chromatogram of various plants can be considered as characters of identification. the contents of oleanolic acid in 12 species of plants are determinated by hplc, but among the different plants and botanical organs their contents are different, and the highest content in flowers

    本文對川鄂產獐牙菜屬藥用植物資源進行了野外調查、標本採集和鑒定,對12種乾燥藥材的性狀進行了描述,提供了可以鑒別的特徵。通過掃描電子顯微鏡觀察的12種本屬藥用植物的花粉粒均為單粒花粉,萌發孔有3孔型, 3溝型和3孔溝型三種類型;表面紋飾包括網狀紋,條狀?網狀紋,條狀紋和瘤狀紋四種類型。用hpias ? 1000高清晰度彩色病理圖文分析系統對葉片上表皮細胞作圖像分析,並進行方法學研究,結果表明,同種植物莖上第3節葉片中段主脈和第1側脈之間葉上表皮細胞垂周壁彎曲程度sfc值和細胞縱、橫向直徑的比值slf值,種間有顯著差異,每種都有相對恆定范圍值。
  9. Wet and dry numerical simulation tests for explosive cyclone over western pacific were performed. by contrast the results show that : tropopause and constant temperature surface were raised by latent heat release in upper level and disturbance trough was produced because air flow ascended and became cold. owing to this process adaption, inertial instability emergenced

    對氣旋強烈爆發的過程進行干濕對比數值模擬試驗,得出:潛熱釋放使對流層項和等溫面抬高,氣流在高層的上升冷卻形成擾動槽,其適應過程使高層出現慣性不穩定。
  10. From the aspect of the coupling action of geological and engineering conditions, this paper analyzes their influences on high slope stability. the result shows that constructional surface, lithology, slope angle and height are the most influential factors. provided that a slope angle in a stepped slope is constant, the slope stability is very sensitive to the height / width ratios of steps, and the best design for the slope is to make the height of each step no more than one - third of the total height and the height / width ratio between 1 : 0. 2 - 0. 3

    從地質與工程耦合作用出發,分析了地質因素和工程條件對高邊坡穩定性的影響,指出結構面、巖性以及坡角和坡高是邊坡穩定性的重要影響因素,在邊坡角一定的前提下臺階狀邊坡的臺階高寬比對邊坡穩定性影響山十分明顯,一般以每級臺階的高度不超過總坡高的1 / 3 ,高寬比在1 : 0 . 2 0 . 3之間為最佳設計。
  11. The critical concentration and critical particle surface area in constant rate section is studied. the floc density pa and the floc equivalent diameter da are calculated on the basis of experimental data and theoretic analysis

    研究了等速段的臨界濃度、臨界顆粒表面積;分析計算了絮團密度_ 、泥沙絮團當量直徑d _ 。
  12. When reacting with acid splitting products neutracid develops always a new active surface, that means constant efficiency. besides neutracid stops through its granulated structure uncontrolled boiling problems

    和酸性物質反應后,除酸劑又會生成一種新的表面活性,意味著長期有效。另外, neutracid的分散體結構可阻止產生共沸現象。
  13. A piezoelectric immunosensor was developed by immobilized transferring antiserum on the surface of quartz crystal to especial answer transferring, it can be get good answer to determined in the range of 3. 92 ~ 79mg / l ; the adsorption and desorption of consult serum on the quartz crystal monitored with tr - antibody, determined the rate constant of immuno - reaction was 2. 14xl07 ( mol / l ) ' 1xs ' 1, the association constant of the immuno - reaction ( k1ss ) was 6. 75xl07 ( mol / l ) ~ l

    Oz vomg l范圍內的參考血請中的轉鐵蛋白進行了定量測定,獲得很好的響應;利用石英晶體微天平技術在線監測了參考血清在固定了轉鐵蛋白抗體的石英晶振上的吸附與解吸過程,測得了其抗原抗體免疫反應的速率常數為2 14xl0 』 ( mol l ) 』 xs 「 『 ,結合常數為6
  14. When human serum albumin was adsorbed on the surface of au electrode or c12sh modified au electrode, different conformations were resulted and the processes of binding vepesid were also different. the corresponding kinetic parameters were obtained by fitting the response curves. the values of heterogeneous standard charge transfer rate constant for fe ( cn ) 637 fe ( cn ) 64 were obtained from the cyclic voltanimograms and the electrochemical impedance spectroscopy, and the electric double layer capacitance was calculated from the impedance semicircle

    當在金電極及修飾了十二烷基硫醇的金電極表面吸附時, hsa以不同結合部位結合導致其吸附后的空間構象存在差異,在隨后的與足葉乙甙給合過程中表現出了不同的結合行為,並擬合了相應的動力學參數。
  15. The surface of propeller, hub and the vortex of blade is discreted by a number of small hyperboloidal quadrilateral panels with constant source and doublet distribution

    槳葉、槳轂表面和螺旋槳尾渦面採用四邊形雙曲面元離散,以消除面元間的間隙。
  16. The force of gravity is not constant everywhere for elliptical form and rugged surface of the earth.

    由於地球的橢圓形狀及其高低不平的表面,重力不是到處都一樣的。
  17. Considering modern stress, the constant changes of weather and high pollution in the streets, your delicate dry skin needs to be cleansed below the surface level

    面對現今社會的種種壓力,驟變的天氣和污濁的空氣,我們脆弱的皮膚肯定需要至清至純的呵護和潔凈,才可以保持柔嫩光澤,明艷照人。
  18. According to many years experience of dealing with client quality complains, the author introduced in brief its principle and content, and laid emphsis on the common quality complains of cement enterprise, such as concrete strength is lack, the concrete setting time is unnormal, the concrete slump constant is a little small and the loss is high, compatibility between cement and admixture is bad, cement color changes, concrete surface rise sand and cement agglomerate

    作者結合自己多年處理顧客質量投訴的經驗,簡單介紹了處理顧客質量投訴的調查原則和內容;重點對水泥廠最常見的質量投訴內容包括混凝土強度不足,凝結時間異常;混凝土坍落度偏小,經時損失大;水泥與外加劑相容性不好;水泥顏色變化、混凝土地面起砂及水泥結塊等等投訴,分別進行了現象描述,原因分析和調查方法介紹。
  19. The burning surface area remains constant during the entire firing.

    在整個燃燒期間的燃燒面積是常值。
  20. No - dust controlling and constant temperature, which is the same as the manufacturing environment with car spraying, have solved quality problems such as the particle, blanched and flowing paint of the surface

    無塵控制和恆溫條件作業,這種等同於轎車噴塗的環境,從根本上解決了傢具的面油流掛、顆粒、發白等質量部題。
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