hexagonal surface 中文意思是什麼
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The dynamic distributing strategy of surface and the successive generation method with a triangle - based hexagonal pattern in anticlockwise direction also were proposed. each force of six sampling points as a hexagonal is the partial
該測點分佈方法以點對圓心產生的合力作為修正值，所有的點在生成過程中也是處于動態平衡狀態的。 -
The precursor of freeze - drying is amorphous with residual water and ammonia, having a smooth surface. the morphology is flaky, club - shaped and a little hexagonal
冷凍乾燥前驅體呈非晶態，有殘留的結晶水和氨，表面光滑，形貌主要為片狀和條柱狀，有少量六邊形態。 -
For example : inflates the screw, key, double head the spiral, inside and outside hexagon bolt, the horse - drawn vehicle screw, the hexagonal nut, locks the nut, flange surface nut, thin nut and so on
如：膨脹螺絲、平鍵、雙頭螺、內外六角螺栓、馬車螺絲、檔圈，銷，鍵，非標準件，六角螺栓， ，等六角螺母、鎖緊螺母、法蘭面螺母、薄型螺母等等。 -
A hexagonal crystal, one of the three known structures iron can take, is different from the cubic crystalline structures iron takes at the planet ' s surface
六邊形的水晶，能夠得到的熟知的三結構鐵，不同於從地球表面獲得的立方體水晶的結構鐵。 -
Ft - ir, xrd results showed hexagonal structural character were kept, xrd and tem results showed that the samples have the well ordered degree. it was analysized that all n2 adsorption isotherms of the samples belong to langmuir iv category which is related to mesoporous materials. the samples had uniform mesoporous distribution and high surface areas
Ft - ir 、 xrd分析顯示，萃取處理方法得到的介孔材料保持了六方周期性排列的結構特徵， xrd衍射峰較窄，說明介孔具有長程有序性，同時tem照片也表明了介孔氧化硅材料具有長程有序的結構特徵。 -
We have got porous alumina in the aqueous solution of oxalic acid with appropriate concentration through two - step anodic oxidation. the resultant porous alumina membranes have relatively ordered hexagonal pore arrays, which consist of separated nanopores perpendicular to the film surface, parallel to each other and with uniform pore diameter. the pore diameter can be controlled by varieties of immersion time in acid
實驗表明，在適當濃度的草酸中，鋁電化學氧化形成多孔氧化鋁，其表面形貌研究表明，多孔氧化鋁膜中孔徑均勻，垂直於表面且彼此分立而平行的納米級微孔，通過擴孔處理可以方便控制孔徑大小。 -
Prepared technical parameters were optimized by l9 ( 34 ) experiment analysis. a unique method for cleaning and drying of substrate - cleaning used by scour, drying used by infrared light was fished out by large numbers of experiment. chemical mechnism of zno thin film prepared by sol - gel technique was discussed by dta for the first time. by the measurements of sem, xrd and uvs, the thin film was analysed. the result proved that the thin film with strongly preferred orientation of c - axis perpendicular to the substrate surface which surface was homogenous, dense and crackfree was the crystalline phase of hexagonal wurtzite. the thin film was composed of plentiful asteroidal crystal which crystal dimension approximately 10 30nm. the average transmittance of thin film in visible region was above 90 %. the results of measurements else also proved that the thickness of single dip - coating was 75 240nm, this films resistivity was found to be 3. 105 102 3. 96 105 ? cm. the thickness and resistivity of thin film influenced by dope - content, withdrawal speed, pre - heat - treatment, anealing were reseached respectively
利用xrd 、 sem以及uvs光譜儀等分析方法對薄膜進行了研究，結果顯示，所制備的薄膜為六方纖鋅礦型結構，具有高c軸擇優取向性；表面均勻、緻密，薄膜材料由許多星狀晶粒組成，晶粒尺寸大約為10 - 30nm左右；薄膜可見光透過率平均可達90 % ；對薄膜厚度以及電學性能進行了測定后發現：單次鍍膜厚度約為75 - 240nm ， al ~ （ 3 + ）離子摻雜型氧化鋅薄膜的電阻率在3 . 015 102 - 3 . 96 103 ? cm范圍內；分別研究了摻雜濃度、提拉速度、預燒溫度、退火溫度等工藝參數對薄膜厚度和電阻率的影響。 -
Based on optimal hydrothermal modification conditions, the regular hexagonal plates of mg ( oh ) 2 with uniform size and smaller bet surface area were formed after the hydrothermal treatment
在合理的水熱改性條件下，能夠制備出大晶型、低比表面積、高分散的規則六方片狀氫氧化鎂阻燃劑。 -
Zinc oxide ( zno ) is a wide band gap ( 3. 4ev ) semiconductor with the hexagonal crystal structure ( wurtzite type ). zno thin films with the c - axis orientation perpendicular to the substrate show excellent piezo - electrical properties and are widely used in piezo - electrical filed. and the dense anjd uniform surface of the films is required when zno thin films are used as integrated functional films
Zno屬於六方晶系6mm點群，晶體在c軸垂直面上的電性和彈性都是對稱的，因而c軸擇優取向的多晶薄膜能夠具有單晶那樣的壓電性和光電性質，而具有平整均勻的表面形貌則是zno薄膜作為一種集成功能薄膜應用性能的保證。 -
Especially, the mesoporous silica materials ( designated mcm - 41 ), which is regarded as a novel nano - structured materials, are expected to show potential values in many fields such as adsorption, catalysis, optics, nano - technology, electronics, magnetics and chemical sensors because they exhibit hexagonal structure, the pore size which can be regulated from 1. 5 to 10nm, high specific surface area and thermal stability. 1
特別是以命名為mcm - 41的有序介孔材料的出現，因其孔道呈六方有序排列、孔徑在1 . 5 10nm范圍內可連續調節、高的比表面積和熱穩定性等特點而在吸附、催化、分離、納米技術以及光、電、磁等領域具有廣泛的應用價值，正成為眾多領域的研究熱點之一。
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