粒度值 的英文怎麼說

中文拼音 [zhí]
粒度值 英文
granularity value
  • : 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
  1. Results show that : ( 1 ) for each particle size of andalusite, variation tendency of the properties of the material is generally the same : the maximum of bulk density, compressive strength and rupture strength appears in the range of 5 % - 10 % content of fiber, these properties of the material remarkably decrease as the fiber content exceed 10 % ; while at the same fiber content, the properties of the material increase with the increase of firing temperature

    結果表明: ( 1 )對于不同的原料,性能變化規律大致相同:在同一燒成溫下,體積密、常溫耐壓強、常溫抗折強在5 10之間出現峰,加入量超過10之後材料的性能明顯下降;在相同的纖維含量下,隨著燒成溫的提高,試樣的各項性能均有所上升。
  2. Sample ' s analyses and tests in laboratory, this thesis makes a detailed research on holocene deposits characteristics of mu us desert, especially on characteristics of grain size composition, which break through previous description of determining the nature and gain a series of number indexes. at the same time, this thesis has also researched arenaceous source on every part of mu us. firstly mu us desert ' s forming process is deeply influenced by the east asian monsoon, the grain size gradually becomes smaller, while the magnetic susceptibility becomes larger from northwest to southeast this phenomenon not only appears on the surface of mu us, but also obviously reflects on the same layer of different places

    根據大量野外詳細考察和室內樣品分析與測試,本文對毛烏素沙地全新世地層沉積特徵做了細致的探討,尤其對區域地層的組成特徵做了進一步的研究,突破了以往的定性描述,得出了一系列量化指標;結合野外的考察工作,對其不同地區的沙質來源做了詳細分析,主要得出以下結論: 1 、毛烏素沙地形成過程深受東亞季風影響,自西北向東南逐漸變細、磁化率逐漸變大。
  3. For same mineral, desorption of 125i " on it was weaker than 125io3 ", and sorption of 125i i25io3 " on galenite is irreversible. apparent diffusion coefficient da of 125i " in the mixed material were determined by the pass - through diffusion way, da values under atmosphere was given : da = 7. 29x10 - 12m2 ? s - 1

    大氣條件下,隨體系固液比的減小,固相的量相對在下降, 125i -在礦物材料上的kd減小;隨材料的減小,材料的比表面積增加, 125i -在礦物材料上的kd有所增加。
  4. Firstly, evidence from depositional pattern suggests that the hsl has experienced an expansion - contraction circle since the late glacial epoch. the expansion and movement of the hsl or desert in early stage were clearly marked by the presence of paleo - aeoline sands. the occurrence of paleosoal characterized the stabilization and contraction of the hsl and also indicated the activity of pedogenesis on the paleo - aeilian sands

    通過系列氣候代用指標的分析,首次發現該地區、磁化率指標在兩個大的峰之間有多個小的峰谷出現,表明了在大的氣候變化階段次一級的暖濕?乾冷氣候波動,的進一步做年齡的小尺高解析研究。
  5. Some main results of testing research were as fellows : i. in the course of testing of leaching zinc dross, leaching zinc dross by sulfuric acid was researched and the effects on the leaching rate of the zinc dross were analyzed by author, the optimum conditions of leaching testing of zinc dross were determined as fellows : liquid - solid ratio 6 : 1, stirring ratio 250r / min, granularity 120 mesh, the soaking time 5h, the concentration of sulfuric acid of 30 %, and under these conditions, the rate of leaching zinc is above 92. 0 %. ii. in the course of testing of purification, on the basis of comprehending and comparing all present methods of the manganese - removal and iron - removal, the oxidizing method of manganese - removal in zinc sulfate solution using ammonium persulfate was put forward and the oxidizing method of iron - removal in zinc sulfate solution using the goethite process and oxidation - hydrolysis process was adopted

    研究的主要結果具體如下: 1 、研究了硫酸浸出鋅浮渣並分析了影響浸出率的各種因素,確定了浸出鋅浮渣的最佳條件為:液固比為6 : 1 ,攪拌速為250r min ,為- 120目,酸浸時間為5 . 0h ,硫酸濃30 ,鋅浮渣的浸出率大於92 . 0 ; 2 、在綜合和比較了目前除錳和除鐵的各種方法基礎上,提出了過硫酸銨氧化除錳方法和選擇了針鐵礦-氧化水解聯合法除鐵方法,並分析和討論了影響除錳率和除鐵率等各種因素,確定了除錳的條件為:溫90 , ph5 . 4 ,反應時間3h ,過硫酸銨達到理論的1 . 2倍,除錳率超過99 . 86 ;聯合法除鐵的條件為:氧化反應時間1 . 5小時、溫控制在90 92 、 ph5 . 2 5
  6. Starch nanoparticles ( sn ) have been prepared with w / o starch microemulsion as microreader and epichlorohydrin as cross - linking agent. the factors affecting the preparation of sn have been investigated via the characterization of tem. the results show that the size and size distribution of sn are mainly controlled by the interfacial strength of microreactor, and the interfacial strength of microreactor is chiefly influenced by w value ( the molar ratio of water / surfactant ) and concentration of starch

    利用所得到的w o型澱粉微乳液作為微型反應器,以環氧氯丙烷為交聯劑制備出澱粉納米,並藉助透射電鏡的表徵研究了各制備因素的影響,研究結果表明:澱粉納米徑及分佈主要受微型反應器的界面強控制,而影響界面強的因素主要是r(即水與表面活性劑的摩爾比)及澱粉液濃
  7. The paper divided turbidite fan in deep water from long source into braided channel microfacies, inter - braided channel microfacies, medium fan over - belt microfacies, and external fan subfacies, and divided slump turbidite which related with delta into medium fan subfacies and external fan subfacies, and summed up 15 kinds of marking of subfacies and microfacies classification. at the same time, it formed a series of effective technology of analyzing turbidite source at the base of studying region geological which combined with analyzing the content change of terrigenous debris, with the found of logging facies, and with the ancient terrestrial magnetism test and other technology means under the guidance of three - dimensional model of turbidite which has been founded already and the flat surface feature of microfacies

    將遠源深水濁積扇劃分為辮狀水道微相、辮狀水道間微相、中扇過渡帶微相和外扇亞相;將與三角洲有關的滑塌濁積扇劃分為中扇和外扇兩個亞相,並總結了濁積巖沉積劃分各種亞相、微相類型的十四種標志,分別為:巖石類型、層理類型、砂巖單層厚結構特徵(、分選性、概率曲線) 、生物化石、儲層物性(孔隙、滲透率) 、泥巖隔層特徵(泥巖單層厚、層數、顏色) 、鮑瑪層序組合和自然電位曲線特徵。
  8. 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

    本文根據圖像的特點,採用非線性對比增強處理改善顆顯微圖像的對比;對多種閾分割方法進行比較,分析了它們的性能和用於圖像的適用性,在此基礎上提出了一種基於梯圖像的動態閾分割方法;對獲取的顆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、徑、復雜、最長feret徑、最短feret徑等大小和形狀特徵參數,對珍珠粉等粉體進行了測量。
  9. Principle of operationthe ring hammer granular crusher makes use of impact hitting hammer rings cross mounted on the rotating rotor to crush materiel. after first crushed by impact force of hammer rings, the materiel is then pressed, sheared and ground between crushing plate and ringhammers to the required granular product which flows off the screen, and those uncrushed such s tramp iron, wood pieces, stone etc will be brought into the tramp iron trap. this crusher features little blast wind, less vibration andlong, service life of vulnerable

    工作原理環錘式破碎機利用旋轉的轉子帶動環錘對物料進行沖擊破碎,被沖擊后的物料又在環錘和破碎板、篩板之間受到壓縮、剪切、碾磨作用,使物料達到所需的,被破碎后的物料經篩板的柵孔落下,不能被破碎的鐵塊、木塊、石塊等經撥料板撥進除鐵室.本機具有鼓風量小、振動小,環錘等易損件壽命長等特點。
  10. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射顆分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強(對應于dc)作為原水的特性表徵參數, dc可以同時反映顆和比表面積因素的影響,試驗結果證明, dc與單位體積水中泥沙顆總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  11. Unfortunately, in a websphere application server environment, these operating system protections are of limited value because they are based on process identity, which is a very coarse - grained concept when you consider application servers servicing requests from thousands of users at once

    遺憾的是,在websphere application server環境中,這些操作系統保護的價比較有限,因為它們是基於流程識別的,當考慮到應用服務器同時接受數千用戶發出的請求時,這是一個非常粗的概念。
  12. Objective through measure telomere length ( mean length of telomere restriction fragment, trf ) of dermal and intramuscular, and study it ' s length correlating with the different human " s age. the trf was examined by southern blotting. the formula to age estimating was obtained by regression analysis between the trf and the age

    目的應用southern雜交技術,對皮膚、肌肉端dna片斷長( meanlengthoftelomererestrictionfragment ,簡稱: trf )進行觀察,測定不同年齡段人群的端dna片斷長,以期初步探明不同年齡段人群的端dna片斷長的變化規律,繪制出端dna片斷長隨年齡變化的標準曲線,比較性別、籍貫對端dna片斷長的影響,以期為法醫實踐工作中對無名屍體年齡推斷提供理論依據。
  13. The x - ray diffraction, scanning electronic microscope and the squid were used to characterize the properties of the mgb2 core in mgb2 / fe tapes and wires. the effect of the proportion of mg, b and sic as well as the sintering parameters on the phase formation, microstructure and the critical current densities of mgb2 / fe tapes and wires was discussed in details. the results showed that the high purity of mgb2 core could be synthesized by both the traditional vacuum sintering and the sparking plasma sintering and the vacuum sintering environment restrained the oxidation of mg effectively

    相對于傳統真空燒結, sps燒結方式成相速快、樣品晶細小均勻、 mgb2超導芯緻密性好、晶間連接優良,因而sps燒結樣品的臨界電流密明顯高於傳統真空燒結樣品,其中未摻雜的帶材樣品經過sps800 , 15分鐘燒結后,自場下的臨界電流密jc在10k時達到8 . 64 105a / cm2 ,而且隨著測量溫和外加磁場的增加, sps燒結樣品的臨界電流密下降率比傳統真空燒結樣品緩慢,在20k ,自場時為5 . 97 105a / cm2 , 20k , 3t時,臨界電流密仍大於104a / cm2 。
  14. In this paper, concentrated sulfuric acid and titanium dioxide are used to prepare the tios04 solution that test later required under long time heat. the influences of reaction time and reaction temperature to yield of tioso4 are discussed. in the experiment of preparing tio2 powder, reaction temperature, ph values, material ratio, operation way, velocity of feed, calcining heat and time are researched by the principle of nucleation and growth in thermodynamics and kinetics

    在制備tio _ 2粉體實驗中,根據成核生長的熱力學和動力學原理,深入分析了沉澱反應時環境的溫、 ph、反應物配比、操作方式、加料速等因素對ti ( oh ) _ 4的影響,以及焙燒溫和保溫時間等因素對制得的納米tio _ 2粉體性能的影響,得出了制備銳鈦型納米tio _ 2粉體的優化工藝條件。
  15. It indicats that the fluvial sedimentary sequence of the flood plain of weihe river in this region is rather complete and continuous. the grain - size analysis carried out in laboratory has revealed the characteristics of the changes of weihe river during last 1300 years. based on multi - disciplinary analyses, including landform characteristics, grain - size and documents datum, the paper has attained the following important conclusions

    分析了渭河三個河流沉積物剖面的組成特徵,剖面各層分佈特徵,剖面參數md 、 mz 、 、 sk 、 kg的變化,剖面特徵- 5 、 16 、 25 、 50 、 75 、 84 、 95的跳動,並將三個剖面的特徵作了對比。
  16. The effect of amorphous hydrated ruo _ 2 power production is discussed here, including : selection and ratio of solvent, selection and concentration of precipitator, terminal ph of titration and anneal temperature and time of colloid. research indicated that terminal ph and anneal temperature are the most important influence factors on physical and electrochemical properties of amorphous hydrated ruo _ 2 power

    討論了超細氧化釕粉體的制備影響因素,包括:溶劑選擇和配比、沉澱劑選擇和濃、滴定終點ph以及焙燒溫和時間對氧化釕粉體分佈及電化學的影響,研究表明:沉澱終點ph以及膠體焙燒溫對粉體物理和電化學性能影響較大。
  17. The results show that, when increasing the feed rate of the grinding wheel, decreasing the rotating speed of the wafer chuck table and using coarser grit grinding wheel, the material removal rate in the wafer rotating grinding increase, the feed rate of the grinding wheel has greater influence on the material removal rate ; when suitably increasing the rotating speed of the grinding wheel, decreasing the feed rate of the grinding wheel and using finer grit grinding wheel, the wafer surface roughness can be reduced ; there exists a critical rotating speed of the grinding wheel ( about 2300rpm ), beyond which the material removal rate evidently decreases and the spindle motor current and wafer surface roughness steeply increase ; when the grit size of the grinding wheel is finer than # 2000, the material removal rate decreases and the wafer surface roughness has no obvious improvement

    研究結果表明,增大砂輪軸向進給速和減小工件轉速,採用粗砂輪有利於提高磨削矽片的材料去除率,砂輪軸向進給速對材料去除率的影響最為顯著;適當增大砂輪轉速,減小砂輪軸向進給速,採用細砂輪可以減小磨削表面粗糙;在其它條件一定的情況下,砂輪速超過一定會導致材料去除率減小,主軸電機電流急劇增大,表面粗糙變差;採用比# 2000更細的砂輪磨削時,材料去除率減小,矽片表面粗糙沒有明顯改善。
  18. Grain size parameters of loess - palaeosol deposits from graphic and moment methods : a comparative study

    末次冰期旋迴風成沉積物圖解法與矩參數的對比
  19. The data collected in this study indicates that the paleosol layer is thicker in the southeast region than in the northwest and thicker in the north region than in the south

    通過各項指標區域橫向對比發現,砂質古土壤層具有從西北向東南漸變厚變深的規律和粒度值從西北向東南由粗變細的規律。
  20. 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;同一種食品超細粉越小,吸水開始早、吸水速越快;超細粉達到某一粒度值時,吸水速率突然增大並達到極限。
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