碳化反应在一定的相对湿度范围内进行最快，否则，反应较慢。
Carbonization reacts and goes on within the range of certain relative humidity fastest, otherwise, the response is relatively slow.
原料石灰的活性度和碳化反应过程的控制将显著影响纳米碳酸钙的质量。
The activity of lime and the control of carbonization can obviously influence the quality of nano-CaCO3.
因此，采取有效措施制备高活性度石灰和强化碳化反应过程具有十分重要的意义。
It's very important to prepare lime with high activity and improve carbonization process by taking effective measures.
研究了钙矾石表面碳化反应机理，该反应分三步进行，其中水的吸附为控制步骤。
Mechanism of carbonation on the surface of ettringite was studied. Carbonation is carried out in three stages, in which adsorption of water is a controlling procedure.
什么可以减少铁在为细菌提供能源而加快含铁盒非含铁矿物风化和碳化反应的作用？
What role can reduced iron play in providing energy for bacteria to speed the weathering and carbonation reactions of iron - and non-iron-containing minerals?
结果表明，在反应初期为化学反应动力学过程点后才过渡到扩散动力学过程，碳化反应符合缩核反应模型。
Without the effect of outer diffusion, the leaching process accorded with unreacted shrinking core model at the stoichiometric .
在高温烘烤过程中，棉纤维变成了碳纤维，后者再与硼溶液发生反应生成碳化硼。
The strips were later removed from the solution and heated in an oven. The heat changes the cotton fibers into carbon fibers, which react with the boron solution and produce boron carbide.
通常，硅碳化合物通常由加热的沙子(通常由石英构成，或称二氧化硅)和石油或煤炭中提取的碳放在电气炉内反应而得到。
Normally, silicon carbide is produced by heating sand (which is made of quartz, or silicon dioxide) in an electric furnace with carbon made from oil or coal.
根据X射线衍射图研究了直接还原碳化温度及时间对反应产物的影响，用扫描电镜观察了粉末颗粒形貌和粒度分布。
The influence of carbonizing temperature and time was investigated by XRD in this study. The morphology and particle distribution of the powder were observed by SEM.
以碳化钙和四氯化碳为碳源，反应物通过无机化学反应在密封高压釜中制备了纳米碳球。
Carbon nanospheres were synthesized by an inorganic chemical reaction with calcium carbide and chloroform as carbon sources in a sealed autoclave.
利用超声波乳化技术，结合溶胶-凝胶反应制备了间苯二酚-甲醛有机气凝胶粉末和碳化气凝胶粉末。
Organic powder and carbon aerogel powder were prepared by sol-gel method with the help of ultrasonic emulsification technology using resorcinol and formaldehyde.
实验结果显示空心碳化矽纤维壁的厚度会随著反应时间与温度的增加而增加。
The results showed that the thickness of hollow fibers increased with reaction temperature and reaction time.
经过渗硅试验后得到的反应烧结碳化硅陶瓷中含有大量的碳化硅，以及部分的自由硅和少量的未反应的碳。
The reactive sintering silicon carbide ceramics made by ihrigizing reaction include large quantity of silicon carbide, partial Silicon and a small amount of un-reacted carbon.
研究了反应烧结碳化硅陶瓷的显微组织和性能与生坯碳含量、成型压力以及碳粉粒度的关系。
The effects of carbon content, moulding pressure, and carbon particle size of green body on microstructure and properties of reaction-bonded silicon carbide (RBSC) have been investigated.
以碳化硅和碳为糊料的主要原料，采用素坯连接的方法焊接反应烧结碳化硅(RBSC)陶瓷。
A method of joining green state with carbide and silicon carbide was applied to join reaction-bonded silicon carbide (RBSC) ceramics.
结果表明，碳化物形成元素与石墨或金刚石发生反应而形成碳化物层。
The results have shown that a carbide layer is formed as a result of the reaction between carbide forming elements and graphite or diamond.
通过化学气相反应，碳纳米管被组装到碳化的电纺纳米纤维上，形成多刺的碳纳米纤维结构。
Via chemical vapor reaction, carbon nanotubes were assembled on the surface of carbonized electrospun nanofibers to form hairy carbon nanofiber structure.
研究了剑麻纤维碳化活化反应动力学。
Carbonization activation kinetics of sisal based activated carbon fibers was studied.
结果表明，微波合成纳米碳化钛粉体的化学反应属零级反应，且确定了反应动力学方程及反应的活化能。
The result showed that the chemical reaction of microwave synthesizing nano-TiC is a zero level reaction, the kinetic equation of the reaction and the reaction's activation energy were confirmed.
通过场激活加压燃烧合成技术，采用不同钨碳摩尔比例的反应体系，来致密化碳化钨材料。
The field-activated pressure-assisted combustion synthesis (FAPACS) process was utilized to produce and densify tungsten carbides material from tungsten and carbon powders with different mole ratios.
用反应粘接的方法获得了反应烧结碳化硅材料之间、反应烧结碳化硅和重结晶碳化硅材料间的连接。
The joints between reaction-sintered silicon carbide and recrystallized silicon carbide materials have been obtained using a reaction bonding approach.
过渡金属氮化物与碳化物是一类间充性化合物，其结构特点决定其在催化反应上具有独特的催化效果。
Transition metal nitrides and carbides were a class of interstitial compounds with special structure characteristics which decided distinctive catalytic effects.
通过对溶胶-凝胶处理过程采用不同的工艺方法，比较了不同颗粒直径和堆积密度的反应粉末对合成产物中碳化硅晶须形貌和产率的影响。
The effect of reaction powders with different pellet diameter and bulk density on the productivity and microstructure of sic whisker was studied by adopting different sol-gel handling methods.
考虑不同因素的影响，建立了反应烧结碳化硅反应烧结过程的一组数学模型，它们可表述为一个拟线性的抛物型方程。
Several mathematical models for reaction process of reaction bonded silicon carbide are set up, which are quasi linear parabolic systems.
以廉价的水玻璃和炭黑为原料，采用沉淀-喷雾干燥法制备反应前驱体，经碳热还原合成碳化硅。
Nanocrystalline SiC powder was synthesized by carbothermal reduction of the precursor of carbon black and silica gel prepared by precipitation-spray drying slurry of carbon black and water glass.
测定了反应过程中碳化率和电导率的相关变化。
The variation of carbonation rate and electric conductivity of the reaction solution were measured in reaction process.
研究了液态硅参与下的反应烧结碳化硅的工艺参数、显微组织对其电阻率的影响。
The relationship of technological parameters and microstructure to the resistivity of reaction-bonded silicon carbide(RBSiC) in the presence of liquid silicon was studied in this paper.
热应力是碳化硼芯块在核反应堆使用中破裂的重要原因之一。
Thermal stress is one of the main reasons affecting on the boron carbide pin rupture when it is used in nuclear reactors.
热应力是碳化硼芯块在核反应堆使用中破裂的重要原因之一。
Thermal stress is one of the main reasons affecting on the boron carbide pin rupture when it is used in nuclear reactors.
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