粒徑分級 的英文怎麼說

中文拼音 [lìjìngfēnjí]
粒徑分級 英文
grading fraction
  • 粒 : 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）
  • 徑 : Ⅰ名詞1 （狹窄的道路; 小路） footpath; path; track 2 （達到目的的方法） way; means 3 （直徑的簡稱...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 級 : Ⅰ名詞1 （等級） level; rank; grade 2 （年級） any of the yearly divisions of a school course; gra...
  1. Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution

    在此基礎上模擬在冬夏兩季不同情況下，不同流速對熱管空氣預熱器壁面溫度的影響；然後對影響整個流場分佈的各種因素：包括分流板長度、厚度、偏離中心流道位置的偏離度、飛灰濃度、飛灰粒徑等因素進行數值模擬；最後提出在分流煙道轉彎處加裝導流板，並模擬加裝導流板后的流場分佈，得到下級空氣預熱器出口、熱管空氣預熱器進口處的斷面速度場分佈、濃度場分佈，以論證加裝導流板能達到流場均勻化的作用。
  2. We have developed the grain size varies among 2um to 15um grade superfine powder and the yearly output of which comes up to 20, 000 tons. our products mainly consist of calcite powder, french chalk, active coarse whiting and other jinshi brand series superfine powder, which are welcomed in the more than 10 provinces and districts markets. the company has owned a calcite mine, and the calcite storage capacity has reached to more than 2 million tons

    99年公司投資1500萬元引進細川德國alpine公司先進超細粉碎分級設備流水生產線，屬國內領先水平，開發了粒徑為2um - 15um級的超細粉體（年生產量2萬噸） ，主要生產方解石粉、滑石粉、硅灰粉、活性重鈣等金石牌系列超細粉體，暢銷國內10多個省市，產品深受各地用戶親睞。
  3. It is discovered that the combustion condition of the second stage pc is up to the outlet temperature of the first stage pc and the content of combustible gases in first stage flue also plays positive effect on the ignition of second stage pc. the effects of parameters of two coal - air mixture, wall temperature of first ignition chamber and annular filling air on imfit are studied experimentally in this thesis. in this thesis, the numerical simulations of ignition and combustion of pc in imfit are conducted

    本文通過建立數學模型，對感應加熱煤粉多級無油點火進行數值模擬，研究了一級煤粉煤粉在點火室內的著火過程和二級點燃過程、煤粉粒徑分佈對煤粉多級無油點火的影響，研究了一級點火室壁面溫度、一級煤粉氣流和二級煤粉氣流的風粉參數在煤粉多級無油點火過程中的影響規律；根據二級點燃段的流場和溫度場分佈，研究了環形夾心風推遲二級煤粉著火的機理。
  4. Standard test method for particle size analysis and sand shape grading of golf course putting green and sports field rootzone mixes

    高爾夫球場用綠呢和運動場草皮根層混合物的粒徑分析和沙形狀分級的標準試驗方法
  5. 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。
  6. This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road

    瀝青瑪蹄脂碎石混合料（ sma ）以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視，本文對sma組成特點，強度形成機理與路面使用性能從理論和試驗研究角度進行論述，並針對不同級配的瀝青瑪蹄脂碎石混合料，分析了粗、細集料的粒徑變化對其路用性能的影響，同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。
  7. The nanoparticle titanium dioxide was prepared with tnb as raw material by the sol - gel process, the effects of the alcohol salt concentration the kind of solvent the water volume hydro1yze temperature. the dried ways of the wet gel and the calcined temperature of the dry gel on the specific surface area. particle size

    本文以鈦酸丁酯為前驅體，利用溶膠?凝膠法制備了納米級的tio _ 2粉體材料，通過正交實驗研究了醇鹽的濃度、溶劑的種類、水含量、水解溫度、乾燥條件和煅燒溫度等工藝條件對納米粒子的比表面積、粒徑大小及分佈、晶相組成等性能的影響。
  8. Shape - coefficient can be determined by the ratio of the particle length

    顆粒形狀對分級的影響可以通過測量顆粒的長徑比來確定形狀系數。
  9. The design strength of the new concrete is c40, which adopts 525 # common portland cement, the sand is middle wide river - sand, the radius of coarse aggregate is 10 - 30mm. the surfaces of the old concrete which are harnessed are divided into i, ii, iii three type faces

    Znfl ， ao新混凝土設計強度等級選用c40 ，採用525 』普通硅酸鹽水泥，砂是中粗河砂，粗骨料的粒徑為川30mm 。老混凝土表面處理后的表面分為1型面、 11型面、 ill型面三種類型。
  10. Abstract : in light of thicker grain and smaller viscosity of debris flow, a segmented simulation of the debris flow with flume is presented. for the first time. more difficult resistance similarity is brought about by geometric rate without excessive coarsing and discontinuous similarity of sand grain composition in model is eliminated with different grain scale. on this basis the density similarity and sand conveying similarity are achived. the method presented is verified through a model test case

    文摘:針對水石流顆粒粗，粘性小的特點，提出了利用水槽進行分段模擬水石流的設想，首次通過幾何變率解決難度較大的阻力相似問題，改變了以往過度加糙的方式;通過變粒徑比尺的方法消除了模型沙級配不連續相似的問題，較好地實現了固體物質級配相似，達到了泥石流的密度相似和輸沙相似.通過水槽概化模型試驗實例，對本方法進行了驗證
  11. This edta route has several remarkable advantages in comparison with other method. because of the greater ability of edta anions to chelate metal cations, and forming very stable and soluble complexes, all of the starting materials are mixed at the molecular or atoms level in a solution, it is easy to control the composition and a high degree of homogeneity is achievable

    傳統的合成方法是高溫固相反應，由於灼燒溫度高、灼燒時間長，形成硬團聚體，產物粒徑較大，一般為m級，需進行球磨粉碎以減少其粒徑，很難制得均相、均一粒度分佈的氧化物粉體，在研磨過程中容易引入雜質且晶形破壞使得發光亮度減小。
  12. Electrorheological fluids ( er fluids ) is a composite suspension of polarizable solid particles with a radium of u m dispersed in an unpolarizable continuous medium

    電流變體是由粒徑為微米或亞微米級的易極化粒子分散於低介電系數的液體絕緣介質中形成的復合懸浮體。
  13. It has not only better physics machine function, but also better bio - compatibility, bone - combined character than bio - metal and alloys, bio - ceramics and bio - macromolecule etc. making use of the water heat synthesization method, air current comminution method and classification filtration composite technique has preparated even crystal of ha, average particle size is 280nm

    本文研製了無機纖維增強pmma ha人工顱骨復合材料，該復合材料與金屬材料、陶瓷材料和高分子材料相比，不僅具有良好的物理機械性能，而且具有良好的生物相容性和骨結合特性。利用水熱合成法、氣流粉碎法和分級篩分等多種技術制備了粒徑均一的ha晶體，平均粒徑為280nm 。
  14. Determination and control of product size for a ultrafine milling - classifying closed loop system

    超細氣流粉碎分級系統產品粒徑的確定與控制
  15. The toad nutrient of floods increases as the sediment concentration increases, and there is nearly a linear relationship between them, by analysing the particle size of the sediment, we can conclude that the reason of the liner relationship is the resourse of flood nutrient and the sediment nature

    通過對洪水中下層泥沙做顆粒級配分析，推斷出這種結果主要是由洪水養分成因及洪水中下層泥沙粒徑特性決定的。
  16. Based on the chang - yu highway in julin province, this paper focus on gap - graded asphalt mixtures. aggregate grading of the gap - graded hma was designed by means of void design procedure. this paper give out a kind of new gradation of stone matrix asphalt. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different gradings

    本文以吉林省長余高速公路為依託，從瀝青混合料的結構形態入手，利用體積法，對骨架密實型級配類型的瀝青混合料的級配進行研究，提出新型的瀝青馬蹄脂級配，並針對不同級配的瀝青馬蹄脂碎石混合料，全面分析了粗，細集料的粒徑變化對其各種路用性能的影響。
  17. Meanwhile they will be reformed or destroyed by crystallization. under the other extreme condition, the big spherical phases above meter scale are also difficult to be preserved as spheres because of fast gravitional separating, but they provide conditions for forming large scale geological body

    另一極端情況是不混溶相生長到米級以上粒徑的球體相時，由於快速的重力分離作用，也難以呈球狀保存下來，而形成較大規模的分異層狀體。
  18. A certain thickness of sand cushion of a certain size or gradation is paved between the foundation and ground in this new method. when earthquake happens the sand cushion will have plastic shearing strain, reducing the input of high frequency volume, thus consume the earthquake energy form substrate. it is showed in shaking table experiments that there is relevant slippage between foundation and sand cushion, which can prevent the seismic energy from being passed to the above structure and thus reduced the seismic role for the above structure

    在建築物的基礎與地基之間鋪設一定厚度、某種單一粒徑或級配砂墊層，在地震作用時砂墊層發生的塑性剪切變形，減少地震波高頻分量的輸入，從而消耗了下層傳來的地震能量；振動臺試驗表明，當振動發生時，基礎與砂墊層之間有明顯的滑移產生，這就對地震能量向上部結構的傳遞起到了隔斷作用，因而對上部結構起到了減震作用。
  19. Standard test method for determining the particle size distribution of advanced ceramics by centrifugal photosedimentation

    用離心光電沉澱法測定高級陶瓷粒徑分佈的標準試驗方法
  20. In aggregates distribution after two treatments, the size of < 0. 05mm was the highest percentage while 0. 25 - 0. 15mm size was the lowest for the initial 5 - 2mm size aggregate

    初始大小為5 - 2mm的團聚體經兩種處理分散后的粒徑分佈均主要集中在0 . 05mm級， 0 . 25 - 0 . 15mm粒級最少。
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