粒度等級 的英文怎麼說

中文拼音 [děng]
粒度等級 英文
grain size category
  • : 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)
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • 等級 : 1 (按質量、程度、地位等的差異而作出的區別) grade; rank 2 (在社會地位和法律地位上不平等的社會集...
  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、厚、偏離中心流道位置的偏離、飛灰濃、飛灰因素進行數值模擬;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,得到下空氣預熱器出口、熱管空氣預熱器進口處的斷面速場分佈、濃場分佈,以論證加裝導流板能達到流場均勻化的作用。
  2. The soil - rock foundation was applied in highway of changde - zhangjiajie, and in order to assure soil - rock foundation quality by shocking and compaction test, different virtual height of soil - rock foundation was constructed and it ' s quality was controlled for in - situ test, it was considered as parameter for virtual height, shocking and compaction quantities, shocking and compaction sediment rate and maximum diameter of packing materials

    摘要針對常張高速公路採用沖擊壓實技術壓實土石混填路基的問題,選取試驗段進行了不同虛鋪厚路基的施工工藝及質量控制試驗研究,提出了虛鋪厚、沖壓遍數、沖壓沉降率(單沉降量) 、填料最大施工控制參數。
  3. Several approaches are provided to construct secure operating systems. the paper mainly discusses diverse security policies in operating systems. by the gfac framework, we implement several security policies in linux kernel version 2. 2. 14, including hru model based fine grain discretionary access control, multi - level security policy based mandatory access control and biba model based integrity access control

    文章重點研究了如何在操作系統中實現多種安全策略,並在linux內核版本2 . 2 . 14中根據訪問控制通用框架( gfac )方法,實現了基於hru模型的細自主訪問控制、基於bell - lapadula模型多安全規則的強制訪問控制以及基於biba模型的強制訪問控制多種安全策略,從而有效地增強了操作系統中信息的保密性和完整性。
  4. A co2 laser with the optimized resonator is made and to be proved by experiments. this dissertation focus on the following problems : the kinetics process of the cvl and the co2 laser, the rate equations for the laser level population, electron temperature and electron density

    本文的重點是:闡述清楚銅蒸汽激光和二氧化碳激光的動力學過程,定量描述激光能子數速率方程、電子溫和電子密速率方程
  5. Tea - classification of grades by particle size analysis

    茶.用分析法進行分類
  6. The mainly work has : the relation of boron contents and the average liner burning rate, through which chooseing suitable boron contents in these delay compositions ; the impact of different particle diameters on delay characteristics, by the means of granularity classfication ; the impact on delay characteristics through pre - treatment to the raw materials and improvement of mixing means ; and some other factors, such as the pressure of charge, loaded times, the charge mass of delay composition ; at last, the mechanical intensities of boron based delay compositions with some different binders

    主要的研究內容有: b含量與線性平均燃速的關系,並由此選用b含量適合的延期藥;通過原材料的細化與,研究了對延期性能的影響;原材料預處理和混藥方式對延期性能的影響;以及影響延期性能的其它因素,如壓藥壓力、壓裝次數、裝藥量;最後還研究了含不同粘合劑的硼系延期藥的壓藥藥柱強(機械強
  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?凝膠法制備了納米的tio _ 2粉體材料,通過正交實驗研究了醇鹽的濃、溶劑的種類、水含量、水解溫、乾燥條件和煅燒溫工藝條件對納米子的比表面積、徑大小及分佈、晶相組成性能的影響。
  8. 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新混凝土設計強選用c40 ,採用525 』普通硅酸鹽水泥,砂是中粗河砂,粗骨料的徑為川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。
  9. In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects

    通過分析特細山砂和機制砂的顆形態、粉末含量、顆特性對自密實混凝土的工作性能和力學性能的影響,發現特細山砂、機制砂不宜單獨用於配製中低強自密實混凝土,宜將特細山砂和機制砂進行合理復配,並選擇合適的外加劑和礦物摻合料,優化配合比設計,可生產c20 c40中低強自密實高性能混凝土;研製開發出了具有高效減水、保塑、抗離析功能的外加劑,有效解決了中低強自密實混凝土由於膠凝材料用量少而出現的離析、泌水問題;應用正交設計方法,對因素和水平進行合理選擇,確定了生產中低自密實混凝土的最優配合比;建立了中低強自密實混凝土的工作性評價體系;提出了生產、施工及養護的質量控制技術方法。
  10. 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,而且還有產品分佈窄、均齊性高、顆形狀便干控制、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、化妝品行業,能對各種有機物和無機物進行乾式粉碎和分作業。
  11. Grain size category

    粒度等級
  12. Grain size grade

    粒度等級
  13. Firstly, we present the conception and technology of software reuse, then deeply discuss key technologies of software reuse such as software component technology, software architecture and domain analysis, etc, whose software component, i. e. software chip, is the main part of software reuse ; software architecture is software framework, which can been reused as software framework of a large granularity and higher abstract level and offers the fundament and the context for component integration ; domain analysis concentrates on a special application domain so that the generality of the design of software component is not considered in wide range, meanwhile its ratio of the reuse increases

    本文首先敘述了軟體復用的概念和軟體復用技術,然後深入探討了軟體構件技術,軟體體系結構和領域分析軟體復用中的關鍵技術,其中軟體構件技術(即軟晶元)是軟體復用的核心;軟體體系結構是軟體的骨架,可以作為一種大的、抽象別較高的軟體體系結構進行復用,並能夠為構件的組裝提供基礎和上下文;領域分析使軟體復用的目標集中在一個特定應用領域內,使構件的製作不需要在很廣的范圍內考慮其通用性,構件的復用率也相應增大。
  14. Eight concrete samples of different compound ratio of artificial lightweight aggregate ( coarse aggregate of expanded shale ) and ordinary aggregate, water - reducing admixture, expanding admixture, etc, are compounded firstly, based on the research of main properties such as agitating property, strength, dry surface density and deformation, an optimum compound ratio of the concrete with high strength ( cl40 ), light density ( 1800 ) and slight expand is achieved

    首先,採用人造輕骨料(頁巖陶)及普通骨料,加入減水劑、膨脹劑,配製出了八種不同配合比的輕骨料砼與普通砼,並對其和易性、強、干表觀密、變形主要性能進行了試驗研究,得到了強cl40 ,密1800的輕骨料中高強微膨脹砼最佳配合比。
  15. Use wavelet analysis dwgs of shanghai, tianjin, xian and wuhan by the time 1470 to 2000. discuss the abrupt situation. at last, we use the arithmetic of lemper - ziv complexity to resolve the complexity of shanghai, tianjin, xian and wuhan

    利用子波變換對上海、天津、西安和武漢的1470年? 2000年的旱澇序列資料進行了分析,討論了突變點的位置變化,並利用蘭帕爾?齊夫復雜性演算法將以上各地區進行了粗化,求出它們的復雜
  16. The problem of accurate measurement of micron - sub - micron particle size arose people ' s attention greatly in producing and science research, it has influence on the development of many fields, such as environmental protection, industrial production quality control, medical treatment etc. the measurement method by light scattering is advanced, widely used and prospective

    在生產與科學研究中,對微米-亞微米的準確測量越來越引起人們的關注。它對環境保護、工業生產質量控制、醫療衛生眾多領域的發展有著重要的意義。光散射法是目前使用的一種先進、應用最廣泛和最有發展前景的一種顆測量技術。
  17. A two - stage hybrid scheme is proposedbased on the criteria that decreasing mode nuinber reasonably and different attention shouldbe given to different class control variables, i. e., at the begirming stage, a larger granu1arity isused to make ga searching the area contaning optimal sollltion with less generation. thehybrid scheme of binary and integer code distinguished by voltage level is of clear levelconception thus can search the high voltage control variables more carefully. crossover andmutation of ga are also refined on the basis of above scheme

    並從合理減少模式數以及對不同變量給予不同程關注的原則出發,提出了兩階段分層混合編碼方案:在遺傳演算法的開始階段,用較粗的編碼,使遺傳演算法能夠用較少的迭代次數快速搜索到最優解所在的區域;按電壓分層的二進制和十進制混合編碼,具有清晰的層次概念,對那些影響較大的高壓網控制變量能夠有針對性地以更高的精進行搜索。
  18. Circular movement, suitable for classifying in coal preparation, ore dressing, building material, power and chemical industries, altogether40 specifications, heavy duty serene for large particle materials

    本系列振動篩為圓運動。可供選煤、選礦、建材、電力及化工部門作產品分用。本系列振動篩共有四十種規格、其中重型篩供大物料分
  19. The fine powder flows into the product cyclone collector together with air flow and is expelled from the powder output pipe as product. raymond grinder. in the grinding chamber, since the stuff contains moisture to some extent, raymond grinder the heat generated during grinding makes the moisture evaporated ; since the pipeline joints are not airtight, raymond grinder the external air is sucked in and the circulation air mass increased, in order to enable the grinder to work in negative pressures, raymond grinder the increased air flow is guided to the deduster and sepuentially to the atmosphere after purification. raymond grinder. raymond grinder function tehnical datum

    雷蒙磨粉機-本機適用於粉碎重晶石石灰石陶瓷礦渣莫氏硬不大於9 . 3,濕在以下的非易燃易爆的礦業冶金化工建材行業280多餘種物料的高細制粉加工如:各種礦石化工原料,雷蒙磨粉機成品60 425目范圍內根據需要任意調節雷蒙磨粉機最細1000目。
  20. This machine is applied for the sorting of the granule size of dry powder materials of medicine, chemical, and foodstuff etc

    本機適用於制藥、化工、食品行業的乾粉物料的分之用。
分享友人