配率材料 的英文怎麼說
中文拼音 [pèilǜcáiliào]
配率材料
英文
index-matching material- 配 : Ⅰ動詞1 (兩性結合) join in marriage 2 (使動物交配) mate (animals) 3 (按適當的標準或比例加以...
- 率 : 率名詞(比值) rate; ratio; proportion
- 材 : 名詞1 (木料) timber 2 (泛指可以直接製成成品的東西; 材料) material 3 (供寫作或參考的資料) ma...
- 料 : 名詞1 (材料; 原料) material; stuff 2 (喂牲口用的穀物) feed; fodder 3 (料器) glassware 4 (...
- 材料 : 1. (原料) material 2. (資料) data; material 3. (適于做某種事的人才) makings; stuff
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Combining with practice of china ' s uranium ore heap leac hi ng, this paper proposes main ways and suitable technologies in the fields of emp hasizing feasib ility research, adop - ting strengthened technologies, improving equipment le vel, op timizing control technological factors and developing application range and so o n, which include adopting acid - curring and ferric sulphate - tric kle leaching process, bacteria heap leaching, countercurrent heap leaching, sele cting advanced material of heap bottom, developing large mechanized heap constru ction equipments and methods, popularizing drip i rrigation distributing solution, optimizing heap leaching process parameters, as we ll as developing recovery equipments suited to heap leaching, etc, in order to i n crease leaching rate, reduce heap leaching period and achieve more economic bene fits
結合我國鈾礦堆浸實際,在重視堆浸可行性研究、採用強化堆浸技術、改進堆浸裝備水平、嚴格工藝條件及拓寬堆浸的應用范圍等方面提出一些有效途徑及適用技術,包括採用拌酸熟化-高鐵淋濾浸出、細菌堆浸、制粒堆浸、逆流堆浸,選用優質底墊層材料,研製大型機械化築堆方法和設備,推廣滴灌式布液,優化堆浸工藝參數,以及開發堆浸相配套的回收設備等,以提高浸出率、縮短堆浸周期,獲得更大的經濟效益。And production fashion is selected optional for assurance of the material character of hpch. the hpch material, in which the compound technique route of polybasic components is applied, has better properties such as high workability, high durability, low ion transference rate and so on
採用多組份復合技術路線配製出高工作性、高耐久性、低離子遷移率的hpch材料,對其宏觀物理力學性能、耐久性能和微觀結構進行了分析研究。By the scattering factor of henke, we calculated the peak reflectence of all possible material pairs from the recurve method of thin film optics. from the calculating results, the best material pairs of the five wavelengths are determined
從薄膜光學理論的遞推法出發,以henke的散射因子為依據,計算了候選材料的峰值反射率,從中得到了軟x射線短波段的五個波長處的最佳材料配對。The deciduate casting mould agent casting mould drawing of patterns agent adopt high grade material to compound but is accomplished, have volatilizing speed is quick, efficient, spread brush repetition usage many times, do not glue a model
鑄型脫模劑鑄型脫模劑採用優質材料配製而成,具有揮發速度快、效率高,塗刷一次可重復使用多次,不粘模。2nd the floor i will study how to cover the floor use the local traditional or modem materials, and how to collocate different materials, and get best views which fit to modem aesthetic needs and with ethnic features at same time. 3rd the lighting i will study how to use lights to reveal and improve the appearance of different parts of the residence in the best way. the light including the water light, the cornice light, the corridor light, and landscape light. yangjie ( art design ) supervised by yuying
環境設施范圍廣闊,本文選擇研究的重點是合院式住宅中(一) :配景系統中的小型水景、綠地設施,做到與當地自然、人文相結合,引水入院,提高居住品位; (二) :交通系統中的鋪地、通道、地面設施,通過對地面鋪裝形式、材料搭配、質感等研究,兼顧通行效率以美化原則: (三) :照明系統中的水景照明、廊檐空間及通道照明、綠景照明等等。The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites
研究結果表明:採用高純度的fe2o3有利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含量,優化配方;由於粉體活性受預燒條件的影響,所以對不同要求的鐵氧體選擇的預燒條件就不一樣,適當降低預燒溫度有利於獲得較高的起始磁導率,而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求,可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝,適宜的燒結工藝可以獲得理想微結構和組成,從而得到高性能的鐵氧體材料;而從材料的微結構上來看,要提高材料的截止頻率,就要適當地細化晶粒、增加晶粒內部的氣孔。On this base, a more precise volume model of concrete is established and one conception of dry mortar volume is brought forward. at the same time the author absorbed the concept of the best ratio between paste and aggregates and used mathematical method to induce the formulas of water content and ratio between fine aggregate and coarse aggregate in concrete : ratio between fine aggregate and coarse aggregate : if the two formulas are connected with the classical rule of water cementitious materials ratio ( bolmy formula ), the contents of all materials in concrete can be determined completely by calculation and overall calculation proportioning is realized
在此基礎上建立了普遍適用的更精確的混凝土體積模型,提出了「干砂漿體積」概念,同時吸收國外關于最佳漿集比概念,用數學方法推導建立了混凝土用水量和砂率的計算公式:用水量公式:砂率公式:這兩個公式結合傳統的水膠比定則(保羅米公式) ,即可全面定量地確定混凝土的所有組成材料的用量,實現混凝土的全計算配合比設計。The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。The author has done much research work in examining the functions of raw materials, as well as making graph analysis of the raw material. as a result, achievement have been made : ( 1 ) making sure of the standard factor and t he best mixture proportion, ( 2 ) finding out the best way of measuring the index of the high performance concrete, ( 3 ) the endurance of this high performance concrete and the volume stability have been experimented ; ( 4 ) the great economic and social benifit are obtained by cost analysis
其主要工作進行了各種原材料的性能檢驗並做出相應圖表分析;對摻超細礦渣粉末的高性能混凝土進行正交試驗,確定了主要水平因子和最佳配合比;通過對高性能混凝土的耐久性試驗及高性能混凝土的體積穩定性試驗,確定檢測高性能混凝土耐久性指標的最佳方法及高性能混凝土的熱脹冷縮率和體積穩定性;通過對高性能混凝土的成本分析,確定摻超細礦渣粉的高性能混凝土其經濟效益和社會效益非常顯著。It is high performance concrete of low water - binder ratio. with its own gravity and without any vibration, it can fill up the space automatically. with high adding quantity of fly ash and slag, high quality water reducing agent and other compound admixture is the most important technology of this kind of high performance concrete. scc focus on high workability at the same time on high strength and high durability through choosing the composite of aggregate, additives, content of cementions material, admixture reasonably and the optimum design of mix proportion
本文研究了採用吉林省本地原材料和常規生產工藝配製c40自密實混凝土的製作技術,採用水膠比、粉煤灰摻量、砂率、膠凝材料總量四個因素進行配合比的正交設計,試驗分析了自密實混凝土拌合物的工作性以及硬化后的力學性能、耐久性和生產與施工注意事項,並對其經濟性做出了客觀評價,本次試驗為吉林地區自密實混凝土的推廣應用提供了數據基礎。Moreover, we give a further discussion on the numerical value calculation of temperature distribution. the main problem when we design the high duty - cycle high power laser diode array we face is the large amount of heat during its operation. so we change the proportion of some ingredients and the concentration of the dopage to gain high quality iii - v material
在激光器陣列的設計過程中,針對大功率激光器嚴重的產熱問題,尤其是高占空比工作時,會有更多的功率轉化為熱的現象,我們改進晶元材料的配比、摻雜,提出適應高占空比工作的器件版圖結構。At present, people usually use birefrigence and quasi - phase - matching methods to achieve higher effiency in the process of conversion. a significant advantage of quasi - phase - matching method is that the interaction is occurred through the largest element of the x ( 2 ) tensor ; the period of optical superlattice can be designed randomly, and any interaction can be matched without walk - off angle ; they are fitted to be used in frequency conversion of lower power especially. the quasi - phase - matching method has some advantages over birefrigence method, improving the efficiency of frequency conversion ; the range of frequency conversion covers its whole transperant wavelength
由於準相位匹配技術有其獨特的優勢,可以利用非線性光學晶體的最大二階極化張量,如ppln 、 pplt 、 ppktp用的非線性極化張量都是d _ ( 33 ) ,其有效非線性系數高出普通非線性光學介質(如bbo 、 lbo 、 ktp )一個數量級,而且可以人為靈活設計調制周期,通過周期設計其頻率變換范圍可以覆蓋準相位匹配介質的整個透明波段,選擇無走離效應,解決了常規pm難以解決的問題,拓寬了非線性晶體的應用范圍,極大地提高了頻率轉換效率,已成為非線性光學材料和固體激光器的研究熱點之一。If coreless melting furnace mainly for steel , alloy steel , cast iron , and other ferrous metal materials and stainless steel , copper , aluminum , zinc and other non - ferrous metal materials melting , melting with high efficiency , energy - saving , metal components uniform , burning less temperature or block , simple operation , easy to supporting the advantages of production lines
中頻無芯熔煉爐主要用於鋼、合金鋼、鑄鐵等黑色金屬材料以及不銹鋼、銅、鋁、鋅等有色金屬材料的熔煉,具有融化效率高、節電、金屬成分均勻、燒損少、溫升塊、操作簡單、易於配套生產線等優點。With the development of the growth skill craft of gaas single crystal, the density of el2 can be controlled in 1 - 5 1016 / cm ~ 3 and its distribution becomes more uniform in gaas wafer too, so the distribution of carbon seems to be more important to determine the uniformity of electrical resistivity of si - gaas material. so it seems to be very important to study the distribution of carbon and the effect of dislocation on the distribution of carbon
隨著單晶生長技術的發展,通過退火,由於si - gaas中理論化學配比偏離, el2濃度可被控制在1 1 . 5 10 ~ ( 16 ) cm ~ ( - 3 ) ,且分佈均勻。因此碳的分佈就成為決定si - gaas材料電阻率均勻性的一個關鍵因素。所以,研究碳微區均勻性就顯得非常重要。Considering the influence of dielectric constant, conductivity, and dielectric loss on electrorheological ( er ) effects, an effective approach to prepare supramolecular complex er materials was proposed by self - assembly
根據介電極化理論,從電流變液材料物理設計的介電常數、電導率和介電損耗等參數出發,採用分子自組裝方法,制備出超分子配合物新型電流變液材料。For the mixing proportion design of marine engineering high - performance concrete, the strength and durability, as well as raw material performance, water - binder ratio, sand ratio, and water quantity shall be designed synthetically
海工高性能混凝土的配合比設計應充分考慮強度和耐久性,並對原材料的性能、水膠比、砂率、用水量等進行綜合設計。This thesis for the first time bases its analysis on the maintenance characteristics and repair mechanisms for crack filling and pothole repair in asphalt roads. it analyzes the properties of the aggregate and the bituminous binder in patching materials, and further analyzes the compatibilities of the aggregate and the bituminous binder, patching materials and old pavement materials. furthermore, it determines the grading types, the mineral aggregate gradations, the application rate of asphalt, the principle of selecting component materials and the air void
本文首次依據瀝青路面裂縫填封和坑槽修補的維修特性和修補機理,全面分析了修補材料中集料與瀝青結合料應具備的性能要求,並對集料與瀝青結合料、修補材料與原有路面材料的相容性進行了深入的分析,同時分析確定了修補材料的級配類型、礦料級配、瀝青用量范圍、組成材料的選用原則及空隙率等。The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc
在分析各國ogfc級配的基礎上,運用礦料體積法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用數理統計方法分析礦料級配和孔隙率之間的關系,並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關系的數學方程,進而提出了ogfc的合理級配;通過對不同孔隙率典型級配混合料的性能研究,綜合力學和功能性能,得出了ogfc的合理孔隙率范圍:針對高速公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定劑兩方面對ogfc的性能進行改善:通過sbs和橡膠粉復合改性的方法開發出了適合ogfc的高粘度改性瀝青,摻加聚合物纖維,提高ogfc的最佳瀝青用量,進而改善了混合料的高溫性能和抗水損害性能,優化設計出能滿足高速公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水系數31ml / s ,並具有防滑降噪功能的開級配瀝青磨耗層( ogfc )混合料。To work closely with sales force, to follow up crf, cdi, nba etc and enhance the efficiency ; to administrate sales materials, crf form, internal form etc
工作,密切配合的銷售隊伍,跟進慢性腎衰,課程發展處, nba的等,並提高辦事效率;管銷售材料,慢性腎衰的形式,內部形式等。Thinning the crystal grain and increasing the center vent are effective approach to raise the limiting frequency of high permeability mnzn ferrite. through large quantities of experiments, we made progress in raising limiting frequency of high permeability mnzn ferrite. we prepared the broad band mnzn ferrite of which the initial permeability was 10000
通過採用上述實驗中的優化配方、添加劑組合以及制備工藝,我們在高磁導率材料的寬頻特性方面取得了很大的進展,研製出了起始磁導率磁導率為10000的寬頻mnzn鐵氧體材料,當頻率達到300khz時,起始磁導率下降不到20 % ,其性能相當于epcos公司改進的t38材料。分享友人