粉粒純度 的英文怎麼說
中文拼音 [fěnlìchúndù]
粉粒純度
英文
particle purity- 粉 : Ⅰ名詞1 (粉末) powder 2 (用澱粉製成的粉條或粉絲) noodles or vermicelli made from bean potato o...
- 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)
- 純 : 形容詞1 (純凈; 不含雜質) pure; unmixed 2 (純粹; 單純) simple; pure and simple 3 (純熟) skil...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 純度 : fineness; pureness; purity; purity quotient; rate of purity
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Edge of the granule image by video is the key of its image partition, the article tries to carry through a deeper research on image partition at the same time. granule is made up of savageness mater and industry material ( including of rock, sand, earth, atomy, steel, china, concrete, ink powder, magnetism powder, light fine and tiny powder used silicon, cell etc. )
顆粒是構成天然物質和工業材料(巖石、礦石、沙子、泥土、塵埃、鋼鐵、陶瓷、水泥、墨粉、磁粉、光纖和料封裝材用高純硅微粉、細胞等)的基本單元,顆粒尺寸(粒度)是顆粒的首要特徵和粉體材料的第一指標。2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure
龍須草能改善紫色土的土壤結構龍須草純種植被和林草立體種植植被能不同程度地降低土壤容重,減少土壤砂粒含量,增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比,以及增加粉粒含量,從而降低土壤分散度,提高土壤團聚性,增加土壤團粒結構數量,改善土壤的透水性,促進良好土壤結構的形成,最終提高土壤的蓄水保肥性能,增強土壤的抗蝕性和抗沖性。Guangxi man ting fang fine chemical co., ltd. applies rich local high quality mine and advanced airflow and classification technologies to produce stone powder delivering outstanding qualities of high purity, high whiteness, and equal concentrated grains distribution
廣西滿庭芳精細化工有限公司利用當地蘊藏量豐富的高品質礦產資源,採用先進的分流分級技術所生產的石粉具有純度、白度、高顆粒均勻分佈集中的顯著特點。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。When sno2 wt % was controlled for 10 %, the square resistance of sn - in2o3 was minimum. through the characterization of in2o3 / sno2 nano powders, some conclusions were drawn : sno2 nano powder is rutile structure, and in2o3 and sn - in2o3 nano powders are cubic structure. in2o3 / sno2 nano powders were well dispersing with spherical uniform grain, and the mean grain was 4 - 50 nm
通過對inzo3 / snoz納米粉體表徵,得出inzo3 / snoz納米粒子多呈球形、顆粒均勻、分散性良好、組分均勻、純度較高、平均粒徑在4一50lun左右、比表面積達67一156mz / g ; snoz納米粉為正四面體金紅石結構, inzo3和sn一inzo3納米粉為體心立方結構。In order to obtain the strontium titanate nanocrystalline powers materials with small grain, high purity and homo - geneous grain size distribution, the effect of water, waiter - free acetic acid, gel temperature, heat treat temperature and so on were researched
為了制備出晶粒小、材料純度高以及粒徑分佈均勻的納米鈦酸鍶粉體材料,研究了用水量、冰醋酸加入量、凝膠溫度和煅燒溫度等工藝參數對制備納米鈦酸鍶粉體材料的影響。Due to the excellent characteristic of high purity and fine particles, our in2o3 has been widely applies in many tradition
氫氧化銦粉末純度高粒度細。廣泛應用於有色玻璃陶瓷堿錳電池代汞緩蝕The superfine quartz powder is a sort of neutral inorganic fillers which is widely applied in plastic, rubber, rosin, dope, electron and other high and new - technology industries, the purity and granularity is required strictly in high and new - technology industries
超細石英粉是一種優質的中性無機填料,廣泛應用於塑料、橡膠、樹脂、塗料、電子及高科技產品等行業,其中高科技行業對超細石英粉的純度和粒度組成都有相當嚴格的要求。In the process of preparing mullite powder, we use teos and al ( no3 ) 3 as raw materials. the powder we prepared has high purity and its grain radius is relatively small and is distributed equality. by this method, we prepared about 600 g mullite powder and it provided basis for the next experiment
在溶膠-凝膠法制備莫來石粉末過程中,我們以正硅酸乙酯和硝酸鋁為主要原料,採用該法制得了莫來石粉末,該粉末純度很高,粒徑較小並且分佈均勻,我們按該法制得了約600g莫來石粉料,為接下來的實驗打下了基礎。( y, gd ) bo3 : eu3 + was the red phosphors for pdp, which had poor color purity. in this dissertation, solid state reaction method at room temperature was firstly used for coating the ( y, gd ) bo3 : eu3 + particles with hematite. the thickness of uniform hematite coating is about 10nm
( y , gd ) bo3 : eu3 +作為pdp用熒光粉的紅粉材料存在色純度差的弱點,為了提高其色純度,本文首次採用室溫固相法在微米級( y , gd ) bo3 : eu3 +顆粒表面包覆一層10nm左右的均勻的氧化鐵的包覆層。The spore powder is using the provincial level spark scientific research agriculture project serial number 013, 099 the technical achievement carries on gathers specially, purity high, pellet full, the spore powder quality is superior ; the lingzhi broken - down wall spore powder examines after the authoritative department
:孢子粉是利用省級星火科研農業專案編號013099的技術成果進行專門採集,純度高顆粒飽滿,孢子粉品質優,該技術已申請中國發明專利申請號: 200510060888 . 9Transmission electron micrographs showed that the resulted lanthanide were in the form of nanoparticles with an average primary particle size around 20 - 40 nm
Tem測試結果表明真空條件下( 13 - 40pa ) ,熱分解制得的活性金屬粉末的顆粒大小為20 - 40nm ,分散度好且純度高。Using metal for reaction material, sno2 and tio2 nano - powders were obtained through dc transferred arc plasma with purity more than 98 % and average size of particle being l00nm and 60nm, in the same time the particle size could be adjusted according to the cooling medium
用直流電弧等離子體「蒸發?凝聚法」以金屬塊體為原料,制備出了純度大於98平均粒度分別為100nm和60nm的sno _ 2及tio _ 2納米粉末,並且粉末的粒度可以通過調整冷卻介質來加以控制。The results show that the a - phase - transformation of pure aach can be completed by heating at 1200 ? for two hours. but under this temperature, the alumina particles will be sintered together, which can lead to the formation of bough - like structures. and these bough - like structure will make the powder difficult to be dispersed
接著對碳酸鋁銨進行了焙燒實驗,研究了其在升溫過程中的相變行為,結果表明:純aach在1200保溫1 . 5h的情況下才能100轉變為氧化鋁,而在這樣高的溫度下,粒子之間會形成燒結頸,從而使粉體產物在形貌上出現所謂「樹枝狀」結構,給粉體使用時的分散帶來了困難。Powder produced in this way has a uniform particle size distribution, low oxide content and high purity
這種方法製造出來的焊錫粉具統一的粒徑、低氧化和高純度的特性。In addition, the effective combination technologies of ultrasonic, microwave, alternating current deposition, supercritical fluid drying with traditional liquid methods is the most promising one to prepare high purity, small size and well - proportioned dispersing nano - particles
而超聲技術、微波輻射技術、交流電沉積技術、超臨界流體乾燥技術、非水溶劑水熱技術等新技術與傳統液相法的有機結合,是制備高純度、小粒徑、均勻分散的金屬氧化物納米粉體的最有前途的方法。Reacting temperature had much effect on product purity ; while reacting time above 1150c had little effect on microstructure ; the salt content had some effect on microstructure, it was appropriate that the proportion of the salt and the raw materials was 1 : 1. the growth process of batio3 powders was controlled by diffusion mechanism. in the present paper, the synthesis of srti03 proceeded through two steps
合成溫度對產物純度有很大影響;在一定溫度下保溫時間對產物純度影響不大;隨著反應溫度的升高和反應時間的延長,粉體顆粒的尺寸有所增大,但增加不大;鹽的含量對粉體形態有一定影響,在鹽與反應物的質量比為1左右比較合適。The effects of the content, granularity and purity of the raw materials ( zirconium powder, viton and dicyandiamide ) on the combustion rate were measured and their effects on its detonation heat and its combustion heat were estimated. the investigation on the combustion reaction mechanism showed that surface decomposition of dicyandiamide was the control step of the combustion reaction. the slowdown and combustion - resistant effects of dicyandiamide were of endothermic characteristic
測量了鋯粉、氟橡膠、雙氰胺等原材料含量、粒度、純度等對藥劑燃速的影響,估算了它們對藥劑爆熱和燃燒熱的影響,並對藥劑燃燒反應機理進行了探索研究,發現雙氰胺的表面分解是藥劑燃燒反應的控制步驟,其減速、阻燃作用具有吸熱特徵,氟橡膠對藥劑的熱輸出有較大貢獻。It is a kind of globular granule primary made of high - purity silicon powder and silicasolm, provided with resistance to water, high strength, high activity and long life
遇水不裂硅膠(硅大球)是以高純度硅粉和硅溶膠為主要原料而製成的球形顆粒,克服了硅膠遇水都會爆裂的弱點,具有耐水、高強度、高活性、所制備的催化劑壽命長的特點。The powder synthesized by co - precipitation has many advantages such as fine crystal grains, good homogeneity and purity, high activity, and these favor the solid phase reaction. so the magnetic properties of the samples were better than that of those prepared by conventional oxides methods
共沉澱法制備的粉料具有晶粒細小,均勻性好,活性高,純度高等特點,這些特點有利於固相反應,能夠得到性能優良的鐵氧體材料。分享友人