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The effect of heating temperature on the synthesis was investigated and the synthesis process was studied by thermodynamic analysis as well.

考察了加热温度对SiC-Al2O3系复合耐火粉体合成的影响并对合成过程进行了热力学分析。

A laboratory scale microwave freeze drying apparatus was developed aimed at experimentally verifying the beneficial effect of a dielectric material on freeze drying with microwave heating.

用金山翻译结论A 实验室规模微波冷冻干燥用具被发展了瞄准了实验性核实电介质材料的有利作用在冷冻干燥与微波加热。

Analyzes various factors influencing loss of smelting in reverberator from material states heating conditions and advance countermeasures.

从原料状态、加热条件等方面,分析了影响反射炉熔炼烧损的因素并提出了对策

This paper deals briefly with the mechanism of natural thermoluminescence of minerals.

简要阐述了天然热释光形成机理,详细叙述了实用的室内热释光测量技术及最佳加热程序及相应参数。

The amphiphilic octadecylamine is attached by two different methods: one isby ways of reacting with thionyl chloride SOCl_2 the other is heating directly.

经酰氯化和直接加热反应两种方法,在单壁碳纳米管表面分别嫁接了十八烷基胺,获得了溶于有机溶剂的单壁碳纳米管。

Vegetable compound wax for emulsion explosive was prepared by mixing vegetable wax with 5th vacuum cuts, 4th foot oil from raw paraffin, crystallite wax and petroleum resin at 120℃ and stirring for 60 minutes. The effect of raw material components on the performance of compound wax was investigated.

以植物蜡与减五线馏分油、减四线蜡下油、微晶蜡和石油树脂为原料,在120℃下加热熔化并搅拌60min条件下,制备了植物型乳化炸药专用复合蜡,并考察了原料组分变化对复合蜡各种性能的影响。

Methods: DECB was dealed with heat , acid , alkali , roasting , organic solvent extracting , microorganism zymolysis , then the method of microrespiromete was used to detect/measure the respiratory activity respectively.

目的:研究小牛血清去蛋白提取物(deproteinated extract of calf blood,DECB)中生物活性物质的物理化学性质;方法:分别将小牛血清去蛋白提取物进行加热、加酸、加碱、烘烤、有机溶剂萃取、接种微生物发酵等方法处理,然后分别用微量呼吸检压法检测呼吸活性,结果:采用加热、加碱、加酸,接种微生物发酵的方法进行处理,DECB刺激呼吸活性的能力没有明显改变,而采用烘烤的方法处理,结果DECB的活性完全消失;用有机溶剂萃取DECB,可明显降低DECB刺激呼吸活性的能力,而有机相中含有了刺激呼吸活性物质。

A new microwave heating extraction method replacing the conventional circumfluence is described, the flavonoids in flammulated coat onion samples has been determined with the use of spectrophotometry.

利用微波加热溶出代替常规回流提取方法,对红皮洋葱样品中黄酮类化合物进行了微波溶出—分光光度法测定,与常规方法做了对照,并讨论了微波功率、微波时间、浸提剂浓度、料液比等因素对溶出结果的影响,通过正交试验,确定了最佳工艺条件为:微波功率900W,微波提取时间5min,提取溶剂80%乙醇,料液比为1∶10。

By heating at 90℃for various duration, 0.3%of xanthan gave rise to different creaming rates of the emulsions which were all faster than that in the samples with or without unheated xanthan.

加热到90 ℃的样品,欲实现完全的稳定效果,黄原胶的用量相对于未经加热的样品要加倍;即使在90 ℃下只热了7 min,0.3%的黄原胶也会导致体系发生分层,而且受热时间越长,引起的分层越严重。

Some expanding structures of tube to tube -sheet used in HP heater have been described in the article.

文章介绍了高压加热器几种管子管板胀接结构,对不同胀接手段进行了比较,分析其优缺点;对液压胀接的原理和计算公式以及管子管板液压胀接试验过程进行了表述。

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这一模式非常关注商人的网络信用基础。

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