散粒的 的英文怎麼說
中文拼音 [sǎnlìde]
散粒的
英文
free-flowing-
To improve the dispersivity of particles, research the agglomerative mechanism that the nanometer powder aspect universally exists to the liquid phase
為改善顆粒的分散性,對液相合成納米粉體普遍存在的團聚以及相應機理進行了探討。Progress in preparation of magnetic monodisperse nanoparticles and the methods of biopolymer assembly on the magnetic carriers is reviewed in this paper
本文綜述了單分散磁性納米顆粒的制備方法以及生物高分子在磁性納米顆粒上的組裝的研究進展。The size of the particles disperses uniform as well as narrow ( obtained by reverse micelle method in the system of aot / iso - octane / water and trion x - 100 / caprylic alcohol / cyclohexane / water )
通過透射電子顯微鏡觀測到兩種體系合成出的粒子粒徑在5nm左右,且粒子呈單分散,粒徑分佈均勻。Results : after cryofixation, basement membranes of skeletal muscle consisted of only one electron dense layer, t tubules were round, core cylinders were observed in terminal cisternae and there were thread - like protein particles on the membranes of terminal cisternae
化學固定后,縫匠肌基膜由兩層組成:一層電子密度低,另一層電子密度高;橫小管為扁平狀或啞鈴狀;終池內僅有一些散在的電子密度高的顆粒,終池膜上有幾個腳狀突起伸向橫小管。In this thesis, in order to reducing the amount of the pt catalyst, improving the electrocatalytic activity of the pt catalysts and utilization ratio of pt, the electrochemical codeposition method by cyclic voltammetry ( cv ) was used to prepare a series pt / moox / glassy carbon ( gc ) composite electrodes with high dispersibility. the composite electrode, pt / moox / gc, was characterized to study its composition and its electro chemical behavior by cv. using the xrd and sem techniques, the size and the dispersion degree of the catalyst particles were studied in presence or absence of moox in the catalyst
為了降低主催化劑pt的用量、提高pt的活性和利用率,本論文利用循環伏安法共沉積制備高分散的pt moo _ x催化劑顆粒,利用循環伏安電化學表徵、 xrd和sem技術研究了引入moo _ x后的催化劑即pt moo _ x顆粒的粒子大小、分散狀態;利用icp - aes定量分析pt moo _ x催化劑顆粒的組成含量;並藉助于電化學方法分別評價了pt moo _ x gc電極催化劑的對甲醇的電催化活性和穩定性、氧還原電催化活性。Our second concern is with shot noise.
第二個要討論的是散粒噪聲。In this dissertation, refining grains, depositing conductibility carbon film on the surface of the particles and doping mg ~ ( 2 + ) into the lattice of lifepo4 were adopted to improve the electro - chemical performance of the cathode material. the cathode material lifepo4 mainly has two flaws, the low conductibility and the slow li + ion diffusion, which have a bad influence on the performance of the cathode material
論文主要針對制約正極材料lifepo _ 4性能的兩大致命的缺點,即低的電子導電率和低的鋰離子擴散速率,採取材料顆粒的細化、顆粒表面沉積碳導電層以及mg ~ ( ~ ( 2 + ) )離子摻雜等措施對其進行改性探索,以提高正極材料lifepo _ 4的電化學性能。The first type is the instability excited near the cyclotron frequency of stationary species.
第一種類型,是在靜態粒子迴旋頻率附近散發的不穩定性。This dissertation presents a hypoelastic constitutive model with four material constants in describing the mechanical behavior of granular materials under loading. analysis results of the model have good coincidence with those of triaxial experiment of the standard sand under different relative density. the model can describe the contractant and dilatant phenomena of granular materials
提出了一種含4個材料常數的亞彈性本構模型,來描述散粒體在加載時的力學行為,本模型的分析結果與不同相對密度下標準砂的三軸實驗可較好地吻合,能反映散粒體的剪縮、剪脹現象,還對如何用三軸實驗數據來確定這4個材料常數,給出了適宜的計算方法。With a lower setting, it has a tendency to sound grainy. i like to use it on up - tempo stuff and drums
如果用一個低擴散值的設置,那麼就會傾向于顆粒的感覺。我喜歡在反拍的曲子以及鼓聲上這樣運用。Scattered effect having inspected the active agent of first cousin ' s face at hydrothermal course to the anything small and roundish has been defined that the active agent of optimum surface is : dosage joined is the citric acid : 0. 05 - 0. 1g / 50ml
實驗考察了三種表面活性劑在水熱過程中對顆粒的分散效果。考察了在水熱過程中表面活性劑對顆粒的分散效果,確定了最佳表面活性劑為:檸檬酸,加入的劑量為: 0 . 05 ? 0 . 1g 50ml 。On the basis of lorenz - mie theory, this paper is devoted to the research on characteristics of intensity and spectrum distributions of each order rainbow for a homogeneous particle, with the usage of geometric optics theory, airy theory and debye theory
本文基於小粒子散射的lorenz mie理論,結合彩虹的其它理論(幾何光學理論、 airy理論、 debye理論)研究了均勻球、柱粒子各階彩虹強度分佈和頻譜特點。After the vacuum dry and the sphere mill, the level of agglomeration is low, the particle size is very small, spherical and the nanometer stannic dioxide powder with the aspects of good scattered nature is achieved
經真空乾燥和球磨粉碎后得到團聚程度低,粒度細小均勻,達到納米水平並具有較好分散性的球形二氧化錫粉體。The interactions between particles were discussed based on dlvo and edlvo theories. experiment results show the effect of the ph on the dispersion is due to the repulsion interactions of electrical double layer ; and addition suitable inorganic dispersant or organic macromolecule dispersant results in improvement the stabilization of the dispersion. the main action of the inorganic dispersants is to increase the repulsion interactions of electrical double layer and the main action of organic macromolecule dispersant is to increase hydration shell and steric hindrance
研究表明: ph對顆粒分散的影響主要體現在對顆粒間雙電層靜電排斥力的改變;添加合適分散劑可以改變顆粒在水中的分散性;無機電解質的分散機制主要是增加顆粒表面的雙電層靜電排斥作用能,而高分子分散劑的分散機制主要是增加顆粒的水化膜排斥能和位阻排斥能;復合分散劑的分散效果要優于單一分散劑;提出了用經時損失性來評價分散穩定性。And the following conclusion was got : generally, the existence of particles would limit and retard the developing of the coherent structure of the turbulent fields ; but when the mass loading is a little high, the existence of particles would promote the developing of the turbulent field ; at the same time, the gas flow field would enhance the particles " dispersion. at this time, the interaction between the two phased would promote each other. this phenomenon is just like the " sympathetic vibration " in mechanical engineering
認為:在一般條件下顆粒的存在會限制、遲滯流場的發展;但對于質量2002年6月?金晗輝摘要攜帶率較高的情況,在流場發展到一定程度以後顆粒的反作用會促進流場的發展;反之,在顆粒質量攜帶率較高的情況下,受顆粒反作用的氣相流場又會加強顆粒在流場空間中的擴散,揭示出氣粒兩相相間作用在一定的顆粒質量攜帶率條件下存在「共振現象」 。Particle dispersion due to gravity in gas - particle turbulent flow
氣粒湍流流動中考慮重力時顆粒的擴散While varicella is likely spread as cell - free virus to susceptible hosts, the virus is transmitted by cell - to - cell spread in the body and in vitro
水痘病毒可通過游離病毒顆粒的形式感染易感個體,其在體內及體外均可通過細胞間播散。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。After completing the mctf using db2 wavelet, it is well integrated with discrete wavelet transform ( dwt ) and embedded zero tree wavelet. it uses atom structure to organize the coded bit - stream to achieve the brilliant combination of three scalabilities : temporal, spatial and psnr scalabilities. and the software platform is based on vc + + 6. 0
在基於db2小波的運動補償時域濾波方法實現之後,本文將之和離散小波變換( dwt ) 、嵌入式零樹編碼進行有機結合,並採用基於基本原子粒的數據流組織結構將分層后的數據流有效地組織起來,實現了具有時間、空間、質量三方面的完整可伸縮性的編解碼系統,系統的軟體平臺基於vc + + 6 . 0實現。Sem micrographs of fracture surface showed that the function of rubber reclaiming agents to increase mechanical properties of composites was mainly counted on changing crosslink density of grt and the compatibilizer on improving interface between wpp / grt / wsf. the results showed that practical applied prospects were provided with wpp / grt / wsf composites by two - screw extruder
沖擊斷面sem表明,增容劑特別是雙組分增容劑的加入,能明顯增強wpp基體與grt分散相的相容性,明顯改善了二者的界面粘合;再生體系的加入,可使grt分散相的粒度明顯減小,起到了降低橡膠交聯密度的作用,使膠粉更易分散均勻。分享友人