density surface 中文意思是什麼

density surface 解釋
密度曲面
  • density : n. 1. 稠密;濃厚。2. 【物理學】濃度;密度;比重。3. 愚鈍,昏庸。
  • 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...
  1. Antigen density on the tumor cell surface influences the cytotoxic sensitivity.

    瘤細胞表面的抗原密度影響細胞毒的敏感性。
  2. The results showed that the fluorescent intensity of dph decreased and the fluorescent intensity of mc540 increased under sound stimulation, which indicated that the vesicles got looser, the charge density of membrane surface and the plasmalemma hydrophobicity decreased but the membrane fluidity increased

    結果表明,聲波刺激使標記質膜的dph熒光偏振值降低、 mc540熒光強度增加。表明一定強度和頻率的聲波刺激使質膜變的疏鬆,膜表面電荷密度降低,疏水性降低,流動性增加。
  3. The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l

    快速電解獲取高濃度na _ 2feo _ 4溶液的方法,主要包括四個方面:採用兩陰極室夾一厚度較小的陽極室的隔膜(或離子膜)電解槽;使用比表面積較大的鐵網陽極;保持陽極室中有適宜濃度的濃naoh溶液;採用較低的電流密度和較高的電解速度。具體工藝參數是: 14 16mol / lnaoh溶液、溫度303 308k 、表觀陽極電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。
  4. Michell computed that a body 500 times the radius of the sun and of the same density would have at its surface an escape velocity equal to the speed of light, and therefore would be invisible

    米切爾計算一個500倍太陽半徑而且具有相同密度的物體就會具有它的表面逃逸速度等於光速,而因此不可見。
  5. Surface magnetic flux density

    表面磁通密度mt
  6. The brightness temperature is highly related to the density of ice hydrometeor. since the convective cloud system is tilted, and the viewing angle is oblique, the area displacement between ice hydrometeor and the surface rainfall rate makes the relation between tb and surface rainfall rate is relatively small

    但亮溫和地面降水強度之間的相關性較弱,這是由於該對流系統為傾斜的,冰相粒子和地面降水強度之間存在著位置上的不一致,並且觀測角為傾斜的。
  7. Abstract : the effect of correction of self - consistent potential on electronic structure in simple cubic nanocrystal particles is calculated by means of the green ' s function method in the tight - binding approximation, taking only the nearest neighbor matrix elements into account. the numerical results show that the electronic energy spectrum is shifted, the chemical potential is not equal to the atomic energy level, the electronic density at each lattice point is changed, and the variation of electronic density at surface lattice point is the largest

    文摘:在緊束縛近似下,只計及最近鄰的矩陣元,採用格林函數計算了自洽勢修正對簡立方納米晶體顆粒的電子結構的影響,發現電子能譜發生了移動,化學勢不等於格點原子能級,各格點的電子密度也發生了變化,其中以表面格點的電子密度變化最大。
  8. Then, the associated search optimal algorithm based on virtual avl tree is promoted to rapidly reconstruct the half - edge topological structure. 3. to rebuild the tooth surface from the littery measure data, the membrane deformation algorithm based on loop subdivision is given to fit density triangle meshes to subdivision surface

    前者巧妙、高效地完成了去除冗餘點的工作,將stl數據的存儲尺寸壓縮為原來的18 % 25 % ;後者完成了數據的半邊拓撲重建,使得后續對于邊界邊搜索、 1環鄰域搜索顯示出較好的優勢,實現了三角網格模型的快速拓撲重建。
  9. The carbon nanotubes ( cnts ) are attractive materials for electrodes of supercapacitors due to their superb characteristics : chemical stability, low mass density, low resistivity, and large specific surface area

    納米碳管導電性好、比表面積大、微孔集中在一定范圍內,從理論上講是製作超級電容器的理想材料。
  10. Piezoelectric sensors, commonly known as quartz crystal microbalance, are sensitive to multiple signals such as the surface mass and the viscosity, density, dielectric effect, conductivity of the liquid

    壓電傳感技術則是一種比較成熟的傳感技術,可響應石英晶體表面的質量變化及溶液粘度、密度、介電常數、電導率等參數。
  11. It is found that mld based on a temperature change from the ocean surface of 0. 5 degree celsius is deeper, especially from jan. to apr., while mld based on a variable density change from the ocean surface with a temperature change of 0. 5 degree celsius is shallower

    分析表明,基於溫度階躍0 . 5得到的mld較深,尤其在1 4月,這可能主要是因為沒考慮mld此時受到的鹽度變化的影響;基於溫差為0 . 5對應的密度定義的mld最淺。
  12. Liberation of hydrogen gas would be increased rapidly and sic particles on the surface might be dispersed if the current density exceed the upper limit. furthermore, nickelous hydroxide would be deposited because the ph of plating solution nearby the surface rapidly increased. all of above might result in coating deterioration

    若電流密度過大,超過所允許的上限值,會析出大量的氫氣,可能沖散表面覆蓋的sic微粒,而且易使磨頭表面鍍液ph值急劇上升而形成氫氧化鎳沉澱,導致鍍層質量惡化。
  13. This dissipation process limits the maximum surface change density on a planar surface to 30μc/.

    這種耗散作用限制著物體平面的最大表面電荷密度為30c。
  14. Therefore, in principle the scattering may be predicted from measurements of the surface profile. in this paper the author also discussed nonspecular scattering for mo / si multlayer coated primary and secondary mirrors of the measured schwarzschlid optics based on power spectral density of these mirrors measured by both optical profilometer ( wyko ) and atomic force microscopy ( afm )

    因此,我們可以通過檢測多層膜反射鏡基底的粗糙度來表徵多層膜反射鏡非鏡面散射對光學系統性能的影響,亦即通過檢測多層膜反射鏡基底的粗糙度調整拋光工藝參數,獲得低散射的多層膜反射鏡。
  15. Having investigated composites of ep coating ultramicro iron using atpu as surface agent, results showed that with increasing amount of atpu, density, complex permittivity ( ) and complex permeability ( ) of composites decreased, and retentivity and coercivity increased

    用atpu作表面活性劑制備核殼結構復合粒子時,隨著復合時atpu用量的增加,復合粒子的密度、復介電常數( )和復磁導率( )逐漸減小,剩磁與矯頑力逐漸增大。
  16. The physicochemical properties of cx - 2 correspond to cytodex - 3 mc produced by pharmacia, including of color, loss of drying, area, density, size, soakage, dilation, stability, size distribution, mechanical strength, surface structure, etc., but its cost of manufacture is lower than cytodex - 3 " s

    通過優化工藝制備的cx - 2微載體,在色澤、乾燥失重、比表面積、成球率、密度、直徑、吸水量、溶脹度、粒度分佈、表面結構、機械強度、穩定性等理化指標與pharmacia公司cytodex - 3微載體相當,但成本價格要低得多。
  17. At the same time we study, analysis and discuss the action that non - linearity - stickiness - springiness and crazing damage of the pmma sample under creep though making us of the knowledge about the high molecule physics the damage theory of material of rheology of bodies with defects. through the study and theory analysis of single - axes stretching experiment in pmma sample under creep, take the surface crazing damage density of pmma sample as an variable, to look for a commonly rule that the crazing damage of pmma, and to offer a feasible damage model for the sake of study that of pmma ' s remoteness damage

    同時運用高分子物理、含缺陷流變性物體的材料破壞理論等知識,對無孔洞pmma試件和有孔洞pmma試件蠕變條件下非線性粘彈性行為及其銀紋損傷現象進行了研究、分析與探討,通過對蠕變條件下的pmma試件的單軸拉伸實驗研究和理論分析,以pmma試件的銀紋損傷面密度值為損傷變量,來嘗試尋求pmma銀紋損傷的一般規律,為研究pmma的細觀損傷提供了一種可行的損傷模型。
  18. When a lake cools, the cooled water at the surface flows to the bottom because of its greater density.

    當湖泊降溫時,湖面的冷水,由於密度較大而流向湖底。
  19. We also discuss multi - density surface and gradual morphing surface, demonstrate the advantage of spline surface in restoring skin. because there are local rough phenomena in the 3d surface, we take the method of combining auto smooth and interactive smooth to solve the problem in chapter 4

    第四章中,針對於三維顱骨面貌復原曲面所出現的局部的不光順現象,從曲面光順的角度,採取了自動光順與交互光順相結合的方法解決這一問題。
  20. Second, the iscosity, density, surface tension and size of the spray droplets of binder solutions with different hpc concentrations were determined and wetting characteristics of the binders on the excipients were measured

    第二,對不同濃度的hpc溶液的黏性,密度,表面張力和霧滴大小進行測定,並測量黏合劑對輔料的潤濕特性。
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