球形顆粒 的英文怎麼說

中文拼音 [qiúxíng]
球形顆粒 英文
round particle
  • : 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...
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • 球形 : sphere; sphericity; spherical; globular; round球形安全閥 ball relief valve; 球形閥 globe valve;球...
  • 顆粒 : 1 (小而圓的東西) pellet; bead; dust; anything small and roundish (as a bean pearl etc )2 (一...
  1. The visible surface of the sun ( the photosphere ) has a granular appearance with a typical dimension of a granule being 1000 kilometers

    的太陽表面(光) ,有狀的外觀與一個典型的維某被1000公里。
  2. Demonstration of rhomboid protogranules by electron microscopy is diagnostic

    電鏡下可見瘤細胞胞漿有明顯的旁細胞的菱
  3. In this paper, three unique models were designed to research atom diffusion at interface, contacting line and joining point under bpec heating and compare with it under radiation heating in order to find out if bpec speed atom diffusion. the first model was aimed to research atom diffusion at interface under bpec heating. experiment condition of bpec diffusion welding sheet cu and ni : direct diffusion welding, at a pressure of l0mpa, welded at 750 ~ 900, with heat rate of 200 ~ 400 / min for 10mm, on / off of 6 / l ~ 48 / 8, with die or not, vacuum of 6pa

    本文設計出三種樣品預構件,研究脈沖大電流加熱條件下片狀材料、線狀材料和球形顆粒之間的原子擴散過程,弄清脈沖大電流加熱條件下原子擴散與一般燒結和焊接過程中原子擴散的區別,以證實特殊的電場和磁場是否對原子的擴散有推動作用,揭示脈沖大電流加熱條件下原子的擴散過程,探索脈沖大電流熱加工技術快速高效的原因。
  4. When sno2 wt % was controlled for 10 %, the square resistance of sn - in2o3 was minimum. through the characterization of in2o3 / sno2 nano powders, some conclusions were drawn : sno2 nano powder is rutile structure, and in2o3 and sn - in2o3 nano powders are cubic structure. in2o3 / sno2 nano powders were well dispersing with spherical uniform grain, and the mean grain was 4 - 50 nm

    通過對inzo3 / snoz納米粉體表徵,得出inzo3 / snoz納米子多呈均勻、分散性良好、組分均勻、純度較高、平均徑在4一50lun左右、比表面積達67一156mz / g ; snoz納米粉為正四面體金紅石結構, inzo3和sn一inzo3納米粉為體心立方結構。
  5. Numerical simulation of drag force on non - spherical particle in gas - particle two - phase flow

    氣固兩相流動中非球形顆粒所受曳力的數值研究
  6. ( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )

    研究結果表明: ( 1 )超音速霧化器的氣體流場在導液管下端成一個倒渦流錐,在二維空間上呈軸對稱的雙峰分佈,負壓成於這個倒渦流錐內; ( 2 )修正後的霧化氣體速度公式可以滿足超音速霧化的要求; ( 3 )影響超音速霧化工藝最根本的因素有氣液質量流率比( gmr )的大小、霧化氣體流量和倒渦流錐范圍,三個因素的值越大,對成細粉越有利; ( 4 )在焊錫合金為zhl63a ,霧化介質微n _ 2 ,導液管突出高度取h = 6 . 0mm ,霧化氣體壓力取p = 1 . 0mpa ,合金過熱度取t = 167 ( t = 350 )時,所制得的粉末在有效霧化率、度、度及其離散度三個方面綜合性能最好。
  7. Practice for defining size, calibration, resolution, and counting accuracy of liquid - borne particle counter using near - monodisperse spherical particulate material

    使用近似單向擴散球形顆粒材料定義液體傳送計數器的尺寸校準解析度和計數精度慣例
  8. External firm is rornd, the surface is shine. it is atomized and shaped with stainless steel water. extensively applied in raising and cleaning up of the surface of nonferrous alloy and stainless products. after treatment, the surface of workpiece is glabrous, rustless and owns metallic luster

    由不銹鋼水霧化成的圓,表明光亮,用於有色金屬及不銹鋼製品的表面清理,強化及起毛處理,處理后的工件表面光潔、無繡、凸現出金屬光澤。
  9. We can infer the em parameters of pure carbonyl - iron from the em parameters of ds of various content by curve - fit simulating and interpolation. maxwell - garnett ( mg ) formula and bruggeman formula is applicable for spherical particles ds

    Maxwell - garnett公式和bruggeman公式是適用球形顆粒復合體系的經典計算公式,本文將兩組公式及maxwell - garnett擴展公式運用於羰基鐵粉分散體系。
  10. When a cluster of particles is immersed in a uniform electric field, the particles are coupled together due to the mutual interaction among them. this interaction causes the dipole moment of the cluster to be dependent upon the spatial arrangement and relative permittivity of the particles and upon the cluster size. in this work, we attempt to estimate the dipole moment of finite cubic arrays of particles, in terms of that of particle chains which has been known. we assume that a chain may be replaced by a single equivalent sphere with the same dipole moment. with replacing the chain by equivalent sphere, a cluster is simplified to a planar array, and this planar array is simplified to a chain, then the dipole moment is obtained. numerical calculations are performed. it is found that our results are acceptable

    置於均勻電場中的一簇球形顆粒,由於其內部的相互作用而耦合在一起.這致使簇的感應偶極矩與簇的幾何結構,大小以及的介電常數等參量有關.試圖通過已知的鏈的偶極矩確定任意大小長方結構的簇的偶極矩.假定鏈可以被具有同樣偶極矩的一個等效介質代替,並將具有空間結構的簇處理成面結構簇,再將面結構簡化成一個鏈,從而確定簇的偶極矩.在這一過程中,通過不斷增加等效的尺寸,將間的相互作用包含在簇的偶極矩中.數值分析了立方結構簇的偶極矩,結果是可接受的
  11. This work emphasized the syntheses of perovskite templates ( including srtio3 and baho3 ). batio3 were prepared by molten salt synthesis ( mss ). scanning electron microscopy ( sem ) and x - ray diffraction patterns ( xrd ) revealed that there was no aggregation with batio3 powders and spherical particles of batio3 was obtained by mss

    本論文用熔鹽法合成batio _ 3 ,通過xrd物相分析和sem貌分析,可以得到如下結論:用熔鹽法合成的batio _ 3粉體基本無團聚,顯微結構為球形顆粒
  12. In this paper, we have done research on the effective permittivity of ellipsoid inclusions and spherical core - shell type inclusions, using the method of micromechanics theory ; sequentially optimized design of absorbing coating

    本文利用微觀力學理論方法,對橢球形顆粒夾雜復合材料和核殼型夾雜復合材料的等效介電常數的預測進行了研究,並對吸波塗層進行了優化設計。
  13. Using the method of micromechanics theory and the finite element method, the problem of electromagnetic field of spherical core - shell type particle is studied and effective permittivity forecasting formula of this particle is induced ; the forecasting results is confirmed by the finite element method ; the effect of material parameter and geometry parameter on the effective permittivity is studied

    利用微觀力學方法和有限元方法,對核殼型球形顆粒夾雜的復合材料的電磁場問題進行了研究,得出了核殼型球形顆粒夾雜的復合材料的等效介電常數的預測公式,並用有限元方法進行了驗證:研究了材料參數和幾何參數對等效介電常數的影響。
  14. Abstract : when a cluster of particles is immersed in a uniform electric field, the particles are coupled together due to the mutual interaction among them. this interaction causes the dipole moment of the cluster to be dependent upon the spatial arrangement and relative permittivity of the particles and upon the cluster size. in this work, we attempt to estimate the dipole moment of finite cubic arrays of particles, in terms of that of particle chains which has been known. we assume that a chain may be replaced by a single equivalent sphere with the same dipole moment. with replacing the chain by equivalent sphere, a cluster is simplified to a planar array, and this planar array is simplified to a chain, then the dipole moment is obtained. numerical calculations are performed. it is found that our results are acceptable

    文摘:置於均勻電場中的一簇球形顆粒,由於其內部的相互作用而耦合在一起.這致使簇的感應偶極矩與簇的幾何結構,大小以及的介電常數等參量有關.試圖通過已知的鏈的偶極矩確定任意大小長方結構的簇的偶極矩.假定鏈可以被具有同樣偶極矩的一個等效介質代替,並將具有空間結構的簇處理成面結構簇,再將面結構簡化成一個鏈,從而確定簇的偶極矩.在這一過程中,通過不斷增加等效的尺寸,將間的相互作用包含在簇的偶極矩中.數值分析了立方結構簇的偶極矩,結果是可接受的
  15. Base on the effective permittivity forecasting formula of spherical core - shell type inclusions, the theory frame of optimum design of absorbing coating is constructed ; the optimization of single layer and double layers is done

    基於核殼型球形顆粒的等效介電常數的預測公式,建立了吸波塗層優化設計理論框架,並對單層和雙層吸波塗層進行了優化設計。
  16. Silicon dioxide spherical particles are widely used in many fields of advanced technology, such as photonic crystals, catalyst supports, chromatographic packing materials and standard materials in measurement etc. in this article, micrometer sio2 spherical particles were synthesized by polymerization - induced colloid aggregation process

    由於二氧化硅球形顆粒在光子晶體、催化劑載體、色譜填料、標準計量等許多高新技術領域有著非常廣泛的應用前景。本文用聚合誘導膠體團聚法制備介孔二氧化硅球形顆粒,並對其成機理及制備條件進行了詳細研究。
  17. First, the problem of electromagnetic field of ellipsoid type particle is studied, and effective permittivity forecasting formula of this particle is developed. base on the research, the effect of particle shape on effective permittivity is gained

    論文首先對橢球形顆粒夾雜復合材料的電磁場問題進行了研究,得出了橢球形顆粒夾雜復合材料的等效介電常數的預測公式,在此基礎上,研究了狀對于等效介電常數的影響。
  18. 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狀不規則的二氧化硅粉體,研究了加料速率、大小等因素對化率的影響。
  19. These researches provide us a basis for forecasting the pests in grain in earlier stage, accurately utilizing pesticides, improving the efficiency of prevention and reducing the loss of stored grain. the sound absorption properties of various types and thickness of grain are measured by means of the standing wave tube technique. the following conclusions can be drawn : for the same thickness the larger grains has a smaller sound absorption coefficient than the smaller grains

    為了有效地研究儲糧害蟲所產生聲信號在各種糧食中的傳播特性,本文採用駐波管法,對十一種不同種類糧食在不同堆積厚度情況下的吸聲性能進行了實驗研究,糧食吸聲特性與其的大小、狀、排列方式及糧食堆積厚度等有關,存在一定的規律,得出如下結論:同一厚度下,大的糧食較小的吸聲性能差,由大到小,吸聲系數峰值頻率向低頻方向移動;球形顆粒糧食較長吸聲性能差。
  20. It is a kind of globular granule primary made of high - purity silicon powder and silicasolm, provided with resistance to water, high strength, high activity and long life

    遇水不裂硅膠(硅大)是以高純度硅粉和硅溶膠為主要原料而製成的球形顆粒,克服了硅膠遇水都會爆裂的弱點,具有耐水、高強度、高活性、所制備的催化劑壽命長的特點。
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