calcining temperature造句
例句与造句
- Polycrystalline structure of waste slag in aluminum factory at different calcining temperature
铝厂污泥在不同煅烧温度的晶相结构研究 - 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含量和热处理温度对复合粉末的相组成有重要影响。 - 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
对制得的碳纳米管进行了纯化，纯化中先对碳纳米管产物进行了酸处理，然后在适宜的温度下煅烧。 - 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:研究了用工业芴气相氧化制取芴酮的催化剂制作条件，考察了浸渍时间、煅烧温度、煅烧时间和煅烧空气量对催化剂制作的影响 - 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
选取部分组成点，采用不同的预合成温度、烧结温度和保温时间制各样品，测试各样品的晶体结构、体积密度、线收缩率和压电性能。 - It's difficult to find calcining temperature in a sentence. 用calcining temperature造句挺难的
- 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
通过溶胶凝胶法制备了tio _ 2薄膜对其进行光催化反应实验，发现膜层厚度、薄膜煅烧温度和溶液ph值对降解效率都有直接的影响，并对结果进行分析。 - 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：当x 0 . 06时，适宜的预合成温度应为900 ，当x 0 . 06时，适宜的预合成温度应为950 ；样品的烧结必须有液相的存在，适量的液相有助于晶粒的生长和材料的致密化，但液相过多将降低压电性能。 - 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
因此我们结合共沉淀法，引入碳酸锌作包覆剂控制品粒长大，利用钛酸锌作品型促进剂，在相对较低的焙烧温度和较短的保温时间内制得到了金红石型纳米tio _ 2粉体。 - 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
本文通过xrd 、 tem 、差热分析、金相显微镜等手段对所制备材料的结构、组织形貌、点火温度和化学配比对反应现象和反应产物的影响、煅烧温度和煅烧时间对产物晶型转变的影响等方面进行了分析研究。 - 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 +
实验表明，合适的反应条件是：以醋酸为负催化剂，水解温度应控制在30左右，钛酸丁酯与水量、溶剂量的配比应为1 ： 4 ： 10 。另外得到比较单一的锐钛型tio _ 2煅烧温度应控制在600左右。 - 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
研究发现，高岭土的煅烧温度及煅烧时间对煅烧高岭土中的活性氧化铝的含量具有较大的影响：高岭土在750 、 800 、 850 、 900 、 950温度下煅烧，其活性氧化铝含量随温度和时间的增加而增加，但在950 、 4h时后活性氧化铝的增加速度降低。 - 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时煅烧高岭土中活性氧化铝的含量在煅烧时间2h 5h随煅烧时间的延长还有所下降。另外，高岭土煅烧后采用急冷方法比采用自然降温方法中制得的煅烧高岭土具有更高的活性氧化铝含量。 - 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
研究结果表明:采用高纯度的fe2o3有利于获得高起始磁导率且频率特性优良的铁氧体;为了制备所需性能的铁氧体,需要严格控制配方中各种原材料的含量,优化配方;由于粉体活性受预烧条件的影响,所以对不同要求的铁氧体选择的预烧条件就不一样,适当降低预烧温度有利于获得较高的起始磁导率,而为了获得良好的频率特性可以适当地提高预烧温度;根据对粉体颗粒粒径的不同需求,可以选择不同的球磨时间;而有效的添加剂是改善材料性能的必要条件,本文在添加剂的研究中主要对bi2o3 、 moo3 、 k2co3 、 co2o3的影响分别作了详细地讨论;烧结温度、保温时间和烧结气氛是高磁导率mnzn铁氧体制备最关键的工艺,适宜的烧结工艺可以获得理想微结构和组成,从而得到高性能的铁氧体材料;而从材料的微结构上来看,要提高材料的截止频率,就要适当地细化晶粒、增加晶粒内部的气孔。 - 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
本文采用均匀沉淀法制备纳米co _ 3o _ 4粉体材料，研究了制备工艺条件、沉淀反应和前驱体热分解过程的动力学，主要研究内容及结果如下：以硝酸钴为原料，尿素为沉淀剂，采用均匀沉淀法制备纳米co _ 3o _ 4 ，考察了硝酸钴浓度、反应物摩尔比、反应温度和时间、干燥温度和时间、煅烧温度和时间等条件对产物粒径的影响。 - 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 )
本论文的研究工作主要集中在作为锂离子电池正极材料的层状锂镍基氧化物上，包括以下几个方面： 1溶胶凝胶法( sol - gel )合成lini _ xco _ ( 1 - x ) o _ 2的研究与固相合成法相比，溶胶凝胶法合成lini _ xco _ ( 1 - x ) o _ 2煅烧温度低，产物颗粒均匀一致，经过xrd的测试过后，结果表明750下烧结6 8小时，即可得到单相产物；烧结温度，掺杂剂的种类及掺杂剂量均对产物物相的形成产生影响，并对产物的结构产生影响。
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