fine particle size 中文意思是什麼

fine particle size 解釋
細粒級
  • fine : adj (finer; finest)1 美好的,美麗的,優良的。2 (天氣)晴朗的,令人愉快的。3 精製的;華美的;純...
  • particle : n 1 顆粒,微粒;微量,極少量。2 【物、數】粒子,質點。3 【語法】虛詞,不變詞〈冠詞、副詞、介詞、...
  • size : n 1 大小,尺寸規模身材。2 (鞋帽等的)尺碼,號;(紙張的)開。3 巨大,大量;相當大的分量。4 〈口...
  1. ( 2 ) the properties of the material with finer andalusite particle size are superior to those of coarse particle size at lower temperature, but properties of material of fine and coarse particle size have little difference at higher temperature. this illustrates that the andalusite particle size can lower the sintering temperature and that it brings forth not remarkable influence on the property of the material when the material is sintered completely

    ( 2 )對于不同粒度的原料,在燒成溫度較低的情況下,粒度小的材料性能明顯高於粒度大的材料,但在燒成溫度較高的情況下,兩者差別不大,說明原料粒度減小能降低製品的燒結溫度,但在制品均完全燒結的情況下對材料性能影響不大。
  2. At the same particle size, coarse or fine, performance is comparable.

    只要顆粒相同,不管是粗的,還是細的,結果相同。
  3. By performing fourier transformation, the relationship between the turbulent intensity of the particle and that of the carrier fluid was obtained which makes clear that particle size, specific gravity, velocity gradient, and the characteristic frequency of energy - containing eddies are four basic influencing parameters. it is proven theoretically that under certain conditions, the stream - wise and transverse particle turbulent intensities exceed those of the carrier fluid. based on the equations of two - phase flow, the presence of fine sediment suspension is shown to attenuate the turbulent intensity of the water

    通過對細小顆粒在剪切流場中運動方程的fourier分析,得到了顆粒脈動強度和流體脈動強度之間的定量關系,表明顆粒粒徑、顆粒密度、流速梯度以及紊動場含能旋渦的特徵頻率是影響顆粒脈動強度的主要因素,首次從理論上證明了在一定條件下,顆粒在縱、垂向的脈動強度均會超過相應的流體脈動強度,為已有的實測資料提供了合理的解釋。
  4. Methods of test for aluminium oxide - determination of fine particle size distribution method using electroformed sieves

    氧化鋁試驗方法.第24部分:粒度分佈測定
  5. Chemical analysis methods and determination of physical performance of alumina determination of the fine particle size distribution less than 60 m - method using electroformed sieves

    氧化鋁化學分析方法和物理性能測定方法小於60 m的細粉末粒度分佈的測定濕篩法
  6. The results show that the composites were more wear resistant than the matrix, contributing to the " volume effect " and " size effect ", the wear resistance increases with the particle content and size. the composite shows better wear resistance than high chromium cast iron material especially in low load and fine abrasive test condition. the results also indicate that the composite strengthened by ageing treatment was more wear resistant than as - cast composite

    磨損試驗結果表明,鑄造碳化鎢顆粒增強cu - ni - mn合金基復合材料具有比較高的抗磨料磨損能力,而且其耐磨性隨著鑄造碳化鎢顆粒體積分數及尺寸的增大而提高,表現出了強烈的「體積效應」及「尺寸效應」 ,尤其是在低載荷、細磨料磨損條件下,復合材料表現出更好的而寸磨性,即使與高鉻鑄鐵( cr28 )相比也有很大程度的提高。
  7. Based on the topographic features and data of sediment particle size of bed load at the fluctuating backwater reach of liujiaxia reservoir, the streamwise variation and variation process of median diameter of bed load during silting and scouring periods of the fluctuating backwater reach are analyzed, and it can be seen that the turning point for the sediment diameter variation from coarse to fine is located at the outlet of shigou gorge of the fluctuating backwater reach

    摘要根據劉家峽水庫變動回水區的河段地形特徵和歷年河床質泥沙粒徑級配資料,分析了變動回水區河段淤積和沖刷時,河床質泥沙中值粒徑的沿程變化和歷年河床質泥沙中值粒徑變化過程,並指出粒徑分佈由粗變細的轉折點在變動回水區寺溝峽峽口處。
  8. Abstract : it has been established that titanium exists in jinduicheng molybdenum deposit in rutile type by test for all kinds of ores. its grade is about 1 %. there isn ' t concentration in products. the particle size is fine, and the distribution isn ' t evenly. it has a definite economic benefit if it recoveried from tailings

    文摘:通過對金堆城鉬礦床中各種類型礦石的系統測試,查明了鈦在該礦床中主要以單礦物金紅石的形式存在於花崗斑巖各蝕變帶的鉬礦礦石中,品位約為1 % ,產品中沒有富集,基本隨尾礦流失,粒度細,分佈不均,從尾礦中進行綜合回收,具有一定的經濟效益。
  9. Determination of particle size distributions for fine ceramic raw powders by laser diffraction method

    激光衍射法對細陶瓷原料粉末的粒子尺寸分佈進行的測定
  10. We apply the system to the ultra - fine grain steel welding, the simulated mean grain size in cghaz agreed well with the corresponding independent experimental data. in this paper, three factors influencing the grain growth, the steep temperature gradient in haz. the grain boundary liquid and the precipitates particle, were studied specially using mc technique

    研究表明溫度梯度造成的「熱釘扎」現象和晶界液化現象都對靠近熔合線附近的晶粒長大有明顯的阻礙作用,對最終的晶粒大小分佈有重要的影響:而800mpa超細晶粒鑰中的tin粒子山于溶解溫度高,抑制奧氏體晶粒長大的效果十分顯著。
  11. The experiments show that the main origins of causing the oil and water zones complicated in the study area on the one hand is pore structure, fine particle size and shale content high, resulting in saturation of irreducible water of the reservoirs varying greatly, on the other hand is mud invasion influence, resulting in the reservoir receptivity decreasing, and the third is the thin bed is restricted by logging resolution, resulting in measure value influenced by the bed thickness

    研究得出,研究區復雜油水層主要成因一是儲層孔隙結構復雜,巖性細,泥質含量高,導致儲層束縛水飽和度變化大;二是泥漿侵入影響,導致油層電阻率降低;三是薄層受測井分辨能力的限制,其測量值受層厚影響。
  12. Methods of sampling and test for carbonaceous materials used in aluminium manufacture - electrode coke - determination of particle size distribution of fine coke

    制鋁工業用炭素材料取樣與試驗方法.第2部分:電極用焦炭.第12節:碎焦粒度分佈測定
  13. Determination of particle size distribution of fine powder - method of sieve classfication with sonic wave

    細粉末粒度分佈的測定聲波篩分法
  14. The results showed that the water absorption ability of food super - fine powders could be determined stably and effectively by the self - made equipment, the water absorption abilities were different when the powders were made from different kinks of grains : the powders began to absorb water earlier and the speed of water absorption became rapider while the particle size of the powders was smaller, and the speed suddenly tended to increase and reached the limit value when the particle size of the powders was up to a certain value

    實驗結果顯示:根據毛細原理自製的毛細吸水測定儀能穩定、有效地測定食品超細粉的吸水性;不同來源的超細粉吸水性不同;同一種食品超細粉粒度越小,吸水開始早、吸水速度越快;超細粉粒度達到某一粒度值時,吸水速率突然增大並達到極限。
  15. General rules for the sample preparation of particle size analysis of fine ceramic raw powder

    細陶瓷粉末原料粒度分析用試樣制備的通則
  16. Powders, especially ultra - fine powders, which have many advantages, such as fine particle size, large specific surface, high surface reactivity, are widely used

    粉體特別是超細粉體,因具有粒子細,比表面積大,表面活性高等特點而得到廣泛應用。
  17. With very fine particle size, narrow distribution, smoothness, and remarkable hiding capability, this series contributes not only high brightness, but also perfect fine and white surface effect

    經特殊工藝制備,有較高的白度和非常好的遮蓋力,表面細膩、平滑。針對不同的特性和要求又分為標準型細白銀漿、絲綢型細白銀漿和高亮度細白銀漿三種。
  18. It is now known that using powder with fine particle size and homogeneous distribution of ingredients can improve the sinterability of a powder compact, especially in w - cu system, for which the dominant sintering mechanism is particle re - arrangement during the liquid - phase sintering

    而超細、混合均勻的粉末能較大地改善粉末的燒結性能,對以顆粒重排機制為主導的w - cu系液相燒結尤為如此。
  19. The results show that low ratio of water and binding materials together with fine mineral additive of different particle size distribution is an effective way to improve the properties of concrete

    研究結果表明,採用低水膠比、復合摻入不同粒級的礦物細摻料,有利於改善和進一步提高混凝土的各種性能。
  20. The fine powders of the solder alloy are one of the key materials in the smt, the requirement as following : the particle diameter is in 5 u m ~ 74 u m, the shape is spherical and the distribution of the particle size is uniform

    表面組裝技術( smt )已廣泛應用於電子工業中,而焊錫合金微粉是該技術的關鍵材料之一,通常要求:粉末粒徑5 74 m ,形狀為球形,且粒徑分佈均勻。
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