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calcining temperature造句

"calcining temperature"是什么意思   

例句與造句

  1. Polycrystalline structure of waste slag in aluminum factory at different calcining temperature
    鋁廠污泥在不同煅燒溫度的晶相結(jié)構(gòu)研究
  2. The results indicated : ( 1 ) the fe2o3 - al2o3 nanocomposites with different fe2o3 content and calcining temperature have different phases
    研究表明: ( 1 ) fe _ 2o _ 3含量和熱處理溫度對復(fù)合粉末的相組成有重要影響。
  3. Then the carbon nanotubes were purified by calcined in a suitable temperature after the acid - treatment . before the calcined process , tga was used to determine the calcined temperature
    對制得的碳納米管進行了純化,純化中先對碳納米管產(chǎn)物進行了酸處理,然后在適宜的溫度下煅燒。
  4. Abstract : in this paper , the preparation of the catalysts for the oxidation of fluorene to fluoreone is studied . the influences of the dipping time , calcining temperature , calcining time and the air quantity during the calcination are discussed
    文摘:研究了用工業(yè)芴氣相氧化制取芴酮的催化劑制作條件,考察了浸漬時間、煅燒溫度、煅燒時間和煅燒空氣量對催化劑制作的影響
  5. Samples with various compositions were prepared through different calcined temperature , sinter temperature and different maintained time at sinter temperature . the structure , density , shrinkage , and piezoelectric properties were investigated
    選取部分組成點,采用不同的預(yù)合成溫度、燒結(jié)溫度和保溫時間制各樣品,測試各樣品的晶體結(jié)構(gòu)、體積密度、線收縮率和壓電性能。
  6. It's difficult to find calcining temperature in a sentence. 用calcining temperature造句挺難的
  7. It was found that the decompose efficiency to solution associated with the number of films layer ; calcine temperature and ph value . some analyses have been performed . tio _ 2 films were also synthesized by reactive sputtering and chemical vapor deposition
    通過溶膠凝膠法制備了tio _ 2薄膜對其進行光催化反應(yīng)實驗,發(fā)現(xiàn)膜層厚度、薄膜煅燒溫度和溶液ph值對降解效率都有直接的影響,并對結(jié)果進行分析。
  8. It is concluded that optimum calcined temperature is 900 with x < 0 . 06 and 950 with x 0 . 06 . liquid phase is indispensable in the sinter procession . it contributes to the growth of the crystalline grain and the density
    研究表明:當(dāng)x 0 . 06時,適宜的預(yù)合成溫度應(yīng)為900 ,當(dāng)x 0 . 06時,適宜的預(yù)合成溫度應(yīng)為950 ;樣品的燒結(jié)必須有液相的存在,適量的液相有助于晶粒的生長和材料的致密化,但液相過多將降低壓電性能。
  9. Hence we combined coprecipitation method , using zinc carbonate as enclosure dose causing the crystal nucleus can not grow up , zinc titanate acts as phase - transition accelerant , thereby we can obtain rutile nanometer tio2 powder at lower calcining temperature and in briefer calcining time relatively
    因此我們結(jié)合共沉淀法,引入碳酸鋅作包覆劑控制品粒長大,利用鈦酸鋅作品型促進劑,在相對較低的焙燒溫度和較短的保溫時間內(nèi)制得到了金紅石型納米tio _ 2粉體。
  10. The configuration and microstructure of production , the effect of heating temperature and chemistry match ratio on reaction and production , the effect of calcining temperature and time on the changes of production crystal were studied by xrd , tem , dta and microscope
    本文通過xrd 、 tem 、差熱分析、金相顯微鏡等手段對所制備材料的結(jié)構(gòu)、組織形貌、點火溫度和化學(xué)配比對反應(yīng)現(xiàn)象和反應(yīng)產(chǎn)物的影響、煅燒溫度和煅燒時間對產(chǎn)物晶型轉(zhuǎn)變的影響等方面進行了分析研究。
  11. Particle size distributing and the composing of crystal phase were discussed by the orthogonalizing design . the experiments showed that the most suitable process conditions should controlled as follows : process temperature was about 30c ; the ratio of tnb " water and solvent was l : 4 : l 0 : the calcined temperature was about 600 " c . such transition metal ions as fe3 +
    實驗表明,合適的反應(yīng)條件是:以醋酸為負(fù)催化劑,水解溫度應(yīng)控制在30左右,鈦酸丁酯與水量、溶劑量的配比應(yīng)為1 : 4 : 10 。另外得到比較單一的銳鈦型tio _ 2煅燒溫度應(yīng)控制在600左右。
  12. The research results revealed that activated alumina content of calcined kaolin of kaolin had a strong correlation with the calcined temperatures and time . the activated alumina content of calcined kaolin increased with the calcined temperatures increasing from 750 c to 950 c , and increased with the calcined time prolonging at 750 c , 800 c , 850 c , 900 c and 950 c . however , the elevated speed of the activated alumina content decreased at 950 c for 4h
    研究發(fā)現(xiàn),高嶺土的煅燒溫度及煅燒時間對煅燒高嶺土中的活性氧化鋁的含量具有較大的影響:高嶺土在750 、 800 、 850 、 900 、 950溫度下煅燒,其活性氧化鋁含量隨溫度和時間的增加而增加,但在950 、 4h時后活性氧化鋁的增加速度降低。
  13. The activated alumina content had a reduce with time prolonging from 2h to 5h at calcined temperature of 1000 c . the research results also revealed that products obtained by sudden cooling from high temperature had a higher content of activated alumina than that by cooling naturally
    1000時煅燒高嶺土中活性氧化鋁的含量在煅燒時間2h 5h隨煅燒時間的延長還有所下降。另外,高嶺土煅燒后采用急冷方法比采用自然降溫方法中制得的煅燒高嶺土具有更高的活性氧化鋁含量。
  14. 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(jié)果表明:采用高純度的fe2o3有利于獲得高起始磁導(dǎo)率且頻率特性優(yōu)良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴(yán)格控制配方中各種原材料的含量,優(yōu)化配方;由于粉體活性受預(yù)燒條件的影響,所以對不同要求的鐵氧體選擇的預(yù)燒條件就不一樣,適當(dāng)降低預(yù)燒溫度有利于獲得較高的起始磁導(dǎo)率,而為了獲得良好的頻率特性可以適當(dāng)?shù)靥岣哳A(yù)燒溫度;根據(jù)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(jié)溫度、保溫時間和燒結(jié)氣氛是高磁導(dǎo)率mnzn鐵氧體制備最關(guān)鍵的工藝,適宜的燒結(jié)工藝可以獲得理想微結(jié)構(gòu)和組成,從而得到高性能的鐵氧體材料;而從材料的微結(jié)構(gòu)上來看,要提高材料的截止頻率,就要適當(dāng)?shù)丶毣Я!⒃黾泳Я?nèi)部的氣孔。
  15. In this paper , co3o4 nano - particles were prepared by homogeneous precipitation method , technical conditions and kinetics were studied , the main contents and results are as follows : co ( no3 ) 2 6h2o was used as raw materials , and co ( nh2 ) 2 was used as precipitator , co3o4 nano - particles were prepared by homogeneous precipitation . the influences of concentration , molar ratio of reactants , reaction temperature and time , dryness temperature and time , and calcining temperature and time on particle size were investigated
    本文采用均勻沉淀法制備納米co _ 3o _ 4粉體材料,研究了制備工藝條件、沉淀反應(yīng)和前驅(qū)體熱分解過程的動力學(xué),主要研究內(nèi)容及結(jié)果如下:以硝酸鈷為原料,尿素為沉淀劑,采用均勻沉淀法制備納米co _ 3o _ 4 ,考察了硝酸鈷濃度、反應(yīng)物摩爾比、反應(yīng)溫度和時間、干燥溫度和時間、煅燒溫度和時間等條件對產(chǎn)物粒徑的影響。
  16. This thesis focuses on the study of the layered lithium nickel - based oxides as catho de materials lithium - ion batteries , the main aspects follow : 1 study on the synthesis and properties of linixco1 - xo2 by the sol - gel method compared with solid - state method , sol - gel method enjoys the advantage of lower calcining temperature and small uniform particle size of products . after the xrd measurement , it was shown that the single - phase layered compound can be prepared in sintering temperature of 750 for 6 ~ 8 hours . the sintering temperature , the properties and the amounts of doping materials can all affect the product ' s phase , and its structure ( lattice parameter , crystal phase distance )
    本論文的研究工作主要集中在作為鋰離子電池正極材料的層狀鋰鎳基氧化物上,包括以下幾個方面: 1溶膠凝膠法( sol - gel )合成lini _ xco _ ( 1 - x ) o _ 2的研究與固相合成法相比,溶膠凝膠法合成lini _ xco _ ( 1 - x ) o _ 2煅燒溫度低,產(chǎn)物顆粒均勻一致,經(jīng)過xrd的測試過后,結(jié)果表明750下燒結(jié)6 8小時,即可得到單相產(chǎn)物;燒結(jié)溫度,摻雜劑的種類及摻雜劑量均對產(chǎn)物物相的形成產(chǎn)生影響,并對產(chǎn)物的結(jié)構(gòu)產(chǎn)生影響。
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