粉粒形狀 的英文怎麼說
中文拼音 [fěnlìxíngzhuàng]
粉粒形狀
英文
particle configuration-
The length of generative cell nuclei is 3. 5 - 20. 0pm. study method on morphology of generative cells in pollen grains and the evolutionistic tendency of genus camellia base on the morphological character and size of generative cell nuclei was also discussed in this paper
筆者探討了光學顯微鏡下觀察山茶屬花粉粒生殖細胞形態的方法,並根據山茶屬植物花粉粒生殖細胞核的形狀及大小變化,對其演化的趨勢進行了討論。Microscopists can identify the source of starch by examination of granule shape and arrangement.
通過顯微鏡觀察按顆粒形狀和排列方式可確定澱粉的來源。The main parameters ( extrusion ratio, temperature, article size, deformation velocity, configuration of die, lubrication etc. ) effecting powder extrusion formability and forming process of powder cladding wire have been analyzed
對影響粉末擠壓成形性能的主要參數(擠壓比、溫度、顆粒度、變形速率、模具入口形狀以及潤滑等)以及粉末包覆線成形的工藝作了定性的分析。Most of local plate - nectarine, ornamental peach and weeping peach cultivars had simple extine pattern, which shows that they were original types
供試材料的花粉粒形狀以橢圓形為主,且首次發現哈太雷品種的花粉粒呈為圓球形。In this paper, the contrast of original image is enhanced by nonlinear transformation based on the characteristics of grain image ; after comparing several methods of threshold segmentation and analyzing their performance and applicability on grain image, the adaptive threshold segmentation based on gradient image is presented ; the noise of binary image is reduced with morphological filter, the hollow in binary image is filled in and a recognition algorithm is designed to remove agglomerate particle ; on the basis of mathematical morphology two methods are adopted to segment agglomerate grains that are not agglomerated tightly ; the parameters of size and shape, perimeter, area, diameter, complexlity, longest feret diameter, shortest feret diameter etc, are extracted. this technique is applied in measurement of pearl powder ' s particle size
本文根據粒度圖像的特點,採用非線性對比度增強處理改善顆粒顯微圖像的對比度;對多種閾值分割方法進行比較,分析了它們的性能和用於粒度圖像的適用性,在此基礎上提出了一種基於梯度圖像的動態閾值分割方法;對獲取的顆粒二值圖像進行形態濾波和空洞填充,設計了識別演算法去除凝聚體;對重疊不太嚴重的粘結顆粒採用了兩種基於數學形態學的分割演算法;提取了周長、面積、粒徑、復雜度、最長feret徑、最短feret徑等大小和形狀特徵參數,對珍珠粉等粉體粒度進行了測量。Cupressus ) the pollen grains contain just two nuclei : a generative nucleus and a vegetative nucleus ( tube nucleus )
當花粉粒形成后,花粉粒壁上分佈有萌發孔,花粉管從萌發孔處向外突起形成管狀結構,生殖核轉入管中。The pollen grains with different ecological style of germinal apertures in length, width, length and width of lid, shape of lid and the extent of protuberances etc., especially with several hollows could be the factors resulting in the different germination of pollen
在花粉群體的觀察中發現:花粉萌發率最低的傑兔品種花粉粒中,有明顯「干癟」形狀的花粉粒比例高達80 . 00 % 。Powdery propellant, oxide, polymer and agent can be mixed to make slurry explosive, the sensitivity of slurry explosive is discussed ; slurry explosive can be made into special shape destructor, it results of the area, height and setting angle of explosive is related to the destr ucted effect ; the destroying effect of slurry explosive is also studied from the experiment in the air and on the steel plate
在粉碎后的發射藥顆粒中加入氧化劑、膠凝物及交聯劑等能製成漿狀炸藥,研究了影響其感度的因素;根據漿狀炸藥的特點可以用來製造一些特殊形狀的爆破具並其進行了對比實驗;對漿狀炸藥在空氣中和鋼板上的破壞作用也進行了對比實驗研究。The research on the properties of the copper nanoparticles / paraffin thermosensitive composite materials reveals : the thermal sensitivity and the thermal expansion are " aried by the cempress moulding in heat condition with the change in density ; the thermal sensitivity is varied by the mechanical milling with the change in particle shape and particle dimension ; the mass ration of copper and paraffin in the composite materials also affects the thermal sensitivity, the thermal expansion and the thermal stability with the change in copper nanoparticles and paraffin interface
對復合顆粒進行壓力成型后制備的復合材料進行性能測試分析表明:熱壓成型工藝通過改變復合材料的緻密度來影響材料的熱敏性和熱膨脹性。高能球磨工藝主要通過改變球磨時間使銅粒形狀和粒徑發生變化來影響復合材料的熱敏性,以及改變銅粉和石蠟的質量比使納米銅粒和石蠟的復合界面發生變化來影響材料的熱敏性、熱膨脹性和熱穩定性。New material and the fragments, powder dry powder and granular mother material and the different proportion of material, also can be mixed homogeneously
新料與破碎料粉體料干色粉料與粒體料母體等形狀。表現比重不同的材料也能均勻地進行混合。In higher salinity ( 200, 400mm ) the lamellae expanded remarkably, the membrane of the chloroplast was broken, some crystallinity was found in some chloroplast. there is also some compound vesicular structure in the mesophyll cells under salt stress. the results were discussed with regard to the mechanism by which the vesicular structure was produced
200mm有些葉綠體中被膜破碎,基粒、基質片層界限非常混亂,類囊體結構扭曲,排列雜亂,澱粉粒輪廓模糊,有些葉綠體被膜向外突出,形成管泡狀結構。This may be due to the larger and more homogeneous powder particles after milling which decrease the specific surface areas between particles, and the oxide coatings on the particles which impede substances to diffuse and transport to the sintering necks
研磨后粉末的粗化和形狀等軸化使得粉坯中顆粒接觸表面減少,以及由於粉末氧化導致的顆粒間物質擴散流通困難可能是抑制燒結緻密化的兩個主要因素。It is mainly used for making insulating structural parts that has flame resistance
主要用於製造阻燃絕緣結構件。產品形狀為粉粒狀。It is mainly used for making insulating structures which have resistance heat and resistance impact
主要用於製造耐熱耐沖擊絕緣結構件。產品形狀呈粉粒狀。It is mainly used for making insulating structural parts that have high heat resistance and stress resistance
主要用於製造耐熱耐沖擊絕緣結構件。產品形狀呈粉粒狀。A worm grading device is installed in the machine, which will release the satisfied particle from the grinding chamber to avoid over - gringing. in this way we not only makes super fine powder, but also we make the particles uniform and even. this machine can carry out dry - grinding and grading operation for all kinds of organic substance and mineral substance, so the powder made by this machine is widely used in the chemicals, metallurgy, mine, energy, electronics, medincine, pesticide, plastic, paper - making, pigment, painting, dyestuff, grinding - stuff, food and cosmetics industries
該機內裝高效蝸輪分級機,能使被粉碎后的合格細粉及時分離,迅速排出機外,避免「過粉碎」 ,不僅能制取超微粉,而且還有產品粒度分佈窄、均齊性高、顆粒形狀便干控制、產品分散性好、可廣泛應用於化工、冶金、礦業、能源、電子、醫藥、農藥、塑料、造紙、顏料、塗料、染料、磨料、食品、化妝品等行業,能對各種有機物和無機物進行乾式粉碎和分級作業。Contrarily, w - cu powder prepared by reducing the mechanically mixed wo3 - cuo oxides has a particle size ranging from 0. 1 to 1 m with irregular partic le shape and non - uniform distribution of w and cu composition
而機械混合氧化物共還原法制備的w - cu復合粉顆粒較粗大,其粒徑分佈范圍在0 . 1 1 m之間,顆粒形狀也並不規則。The gel, transformed form the aqueous solution of metal nitrate and citric, can be comburented completely in lower temperature
此法制備粉末顆粒形狀規則,大小均勻,無明顯團聚,並且易於工業化生產。Tests for geometrical properties of aggregates - part 3 : determination of particle shape - flakiness index
集料的幾何性能試驗.第3部分:顆粒形狀測定.粉粒指數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