球形離子 的英文怎麼說
中文拼音 [qiúxínglízi]
球形離子
英文
spherical ion- 球 : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 球形 : sphere; sphericity; spherical; globular; round球形安全閥 ball relief valve; 球形閥 globe valve;球...
- 離子 : [物理學] ion
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This study adopted the ion compound antibacterial to produce the materials of antibacterial glass. two kinds of different carriers are used in this experiment, phosphate and borate system. the antibacterial glass material, which is added ag +, zn2 + through some carriers, has excellent antibacterial property against escherichia coli and staphylococcus aurous
實驗中採用兩種不同的玻璃載體體系,即磷酸鹽載體和硼硅酸鹽載體,將銀、鋅離子以一定的方式直接加入到玻璃生產的配合料中,一次性熔製成形,能夠制備出對大腸桿菌、金黃色葡萄球菌等細菌具有良好抗菌效果的抗菌玻璃材料。Other pathogenic dermatomyces were also isolated from pets, they were malassezia ( pityrosporum ) furfur, piedraia hortae, blastomyces dermatitidis, coccidioides immitis, paracoccidioides brasiliensis, scopularis brevicaulis and two species of bacteria : proteus and aeromonas hydrophila. this suggests that pets in beijing may have been infected by them cutaneously or systemically
它們是馬拉色菌、毛孢子菌(毛結節菌)和粗球孢菌、付球孢子菌、皮炎芽生菌、帚霉等;分離到細菌兩種,分別是變形桿菌和氣單孢桿菌,提示北京地區犬、貓的皮膚存在著被這些真菌和細菌感染的可能。A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent. the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles. another series of near roundness monodisperse au nanoparticles with a diameter of 12. 3nm was prepared via sodium citric acid deoxidizing auric chloride acid
利用六偏磷酸鈉作為穩定劑,通過控制反應物的濃度及比例,制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒,光譜測試結果表明,顆粒具有明顯的量子尺寸效應,適當過量的cd ~ ( 2 + )離子以及六偏磷酸根聚陰離子有助於顆粒的分散並提高其發光性能;採用檸檬酸鈉還原氯金酸,制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒;採用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis
課程的主題包含了:行星、行星形成;恆星、太陽、正常的恆星、恆星形成;恆星演化、超新星、緻密天體(白矮星、中子星及黑洞) 、波霎、雙x -射線源;星團、球狀及疏散星團;星際介質、氣體、塵埃、磁場、宇宙射線;距離階梯;星系、正常及活躍星系、噴流;重力透鏡;大尺度結構;牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史;宇宙背景微波輻射;大霹靂核合成。This paper mainly aims at the strategic demands for large - aperture lightweight mirror proposed by high - tech development. its main research contents are : select material blank for lightweight mirror according to physical and chemical properties of optical glass ; analyze and calculate the deformation quantity of the mirror with finite element method ; design and optimize mirror body structure of 400 lightweight plane mirror and 450 lightweight spherical mirror, analyze glass cutting principle, design specisl - use grinding wheel structure, select reasonable technological parameters to implement the processing of weight reduction holes on 400 plane mirror ; analyze etching mechanism of hydrofluoric acid, look for the technological parameters such as the optimal acid concentration and etching time etc. ; eliminate the stress of weight reduction holes and micro - cracks on 400 lightweight plane mirror ; discuss the processing principle and
本論文的研究主要是瞄準國家高技術對大口徑輕型鏡的戰略需求而開展的。主要研究內容是:根據光學玻璃的物理與化學性能,選擇輕型鏡坯材料;用有限元法對鏡子的變形進行分析、計算,找出變形規律,優化設計400mm輕型平面鏡、 450mm輕型球面鏡鏡體結構;分析玻璃切削原理,設計專用磨輪結構,選擇合理工藝技術參數,完成400mm平面鏡輕量化減重孔的加工;分析氫氟酸腐蝕光學玻璃機理,尋找最佳酸濃度、腐蝕作用時間等工藝參數,實現400mm平面鏡減重孔應力與微裂紋的消除;討論分離器加工原理和工藝技術特點,完成400mm平面輕型鏡面形加工。Equation for predicting hydration number of ions in aqueous electrolytes by the spherical hydrogen bond model
球形氫鍵模型預測電解質溶液中的離子水合數By treating the microspheres with naoh aqueous solution, the spi component dissolves and the some of the ca ( superscript 2 + ) are replaced by na ( superscript + ), resulting in the formation of greater inner holes and the shrinkage of the microspheres
此外,用堿處理該共混微球,發現由於大豆分離蛋白溶解以及部分鈣離子被置換析出,微球塌陷且內部形成了大孔。The urea - formaldehyde ( uf ) polymer / sio2 composite microspheres were prepared by polymerization - induced colloid aggregation ( pica ) method. the formation mechanism of composite microspheres is attributed to the fact that that urea and formaldehyde firstly undergo acid - catalyzed polymerization to form oligomers, and then the sol particles are adsorbed on the chain of oligomers by wan der walls force and hydrogen bonding. when the oligomers reach the critical chain length, they separate from solution due to phase separation
對復合微球形成機理的研究表明,尿素和甲醛在酸性條件下自身聚合可以形成高分子微球,在sio _ 2酸性溶膠中發生聚和反應時,隨著反應的進行,齊聚物不斷生成, sio _ 2膠體顆粒逐漸吸附在齊聚物分子鏈上,當聚合物鏈達到沉澱臨界鏈長時,由於相分離作用,從前驅物溶液中析出,同時sio _ 2膠體顆粒均勻的分佈在脲醛聚合物網路中,隨之沉澱出來,形成脲醛sio _ 2復合微球。The paper puts forward the clustering algorithm includes : clustering based on grid and iterative, enhanced clustering algorithm base on density and k - medoids, enhanced k - means algorithm ( optimize chooseing consult _ points in iterative process ), enhanced clustering algorithm base on distance. they can overcome many limitations ( some traditional algorithms terminate in local optimization. many results of cluster are roundness, too many times in partition iterative process ), which are related to the static architecture of traditional model
在傳統聚類演算法的基礎上,結合我們科學數據挖掘的應用對象?分子動力學數據,提出了迭代網格聚類演算法, k -平均和基於密度結合的聚類演算法,迭代過程中優化選擇中心點的k -平均方法,以及改進型的基於距離的聚類演算法等模式識別方法,能夠解決傳統演算法帶來的諸多問題(比如一些傳統的聚類演算法常常收斂于局部最優,發現都模式都趨近於球形,劃分方法中迭代次數過多帶來的效率問題) 。Adsorption properties of heavy metal ions from wastewater with chitosan - chelated bead
球形殼聚糖樹脂對含重金屬離子廢水的吸附性能研究The packing of spherical atoms of ions is one of the most fundamental structural patterns of nature.
球形原子或離子的堆積是自然界中一種最基本的結構模式。In this study, it has been put forward that taking reactive nanometer magnetic fe304 particles as magnetic nucleus, and the copolymer of styrene ( st ) ? crylic acid ( aa ) as macromolecular shell, we could synthesize, magnetic polymer composite microspheres containing carboxyl groups on their surface, then microspheres are activated by thionylchloride, the surface of such magnetic composite microspheres thus produced had reactive acid chloride groups which then react with the free amino groups of the free soluble enzymes to give peptide bonds ( ? o ? h ?,
本研究首次提出了以納米級磁性fe _ 3o _ 4粒子為核心,苯乙烯( st ) ?丙烯酸( aa )共聚物為高分子殼層,合成了表面帶羧基的磁性高分子復合微球,然後將這種微球用二氯亞碸進行活化處理,在其表面形成了反應性酰氯基團,該基團可以與游離酶的氨基形成肽鍵,從而將游離酶固定化。The basic idea for hierarchy - based method is that creating and maintaining a tree of clusters and sub - clusters according to some kind of criterion to measure the distance of clusters, the procedure will be sloped until some terminal conditions are satisfied. hierarchical clustering method can be further classified into agglomerative and divisive hierarchical clustering, depending on whether the hierarchical decomposition is formed in a bottom - up or top - down fashion. most hierarchical clustering methods can produce the better results when the clusters are compact or spherical in shape. but they do not perform well if the clusters are any shape or there are outliers. a main reason is that the most hierarchical clustering methods employ medoid - based measurement as distance between clusters
基於層次方法的聚類的基本思想足:根據給定的簇間距離度量準則,構造利維護一棵由簇利子簇形成的聚類樹,直至滿足某個終結條件為止。根據層次分解是自底向上還是自頂向下形成,層次聚類方法可以分為凝聚的( agglomerative )和分裂的( divisive ) 。人多數層次聚類演算法在緊密簇或球形簇結構下能夠產生較好的聚類效果。Zhang, b., wang, s. and zheng, h. n., 1995, numerical studies of magnetic reconnection in the gravitational field, ( iii ) formation and motion of plasmoids, chinese j. geophys., 38, 301
張兵,王水,鄭惠南, 1995 ,引力場中磁場重聯的數值研究( iii )等離子體團的形成和運動,地球物理學報, 38 , 693It has discovered for the first time that the precursor b - ni1 - xcox ( oh ) 2, with pluffy and dendritic morphology, high specific surface area and low tap density, is the best starting material to produce lini1 - xcoxo2 materials, but not the presently thought that high density and spherical particle of ni ( oh ) 2 is fitting for the preparation of ni - cathode materials. using our own precursor can greatly reduce the degree of cation mixing ; improve the electrochemical properties of the aimed materials
發現表面蓬鬆、比表面積高和密度低、呈枝晶狀排列的- ni _ ( 1 - x ) co _ x ( oh ) _ 2前驅體具有較高的化學活性,制得的目標材料可有效抑制陽離子混排產物的生成,而非目前廣泛認為的高密度球形ni ( oh ) _ 2適合作鎳系正極材料的前驅體。As the solar wind carries ionized particles from the sun, they form a charged layer around the earth, called the ionosphere
這個紐帶是通過地球的導電的區域來實現的,就象太陽風從太陽帶來大量的電離粒子,它們形成了一個非常活躍的層包饒在地球外面,被稱之為電離層。Spherical silica ( sio2 ) particles were obtained by the process of heating irregularly shaped sio2 powders under radio frequency plasma ( rf plasma ) condition
摘要採用射頻等離子體球化顆粒形狀不規則的二氧化硅粉體,研究了加料速率、顆粒大小等因素對球化率的影響。分享友人