- 更多网络例句与前因子相关的网络例句 [注：此内容来源于网络，仅供参考]
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The conductivity of amphibolite can be fit to Arrhenius equation at 1.0 GPa and 200-700℃, the pre-exponential factor is 25.78-105.32 S/m and the activation energy is 0.57-0.66 eV.
在1.0 GPa、200~700℃条件下，斜长角闪岩样品的电导率符合Arrhenius公式，指前因子为25.78~105.32 S/m，活化能为0.57~0.66 eV。
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The first stage is an endothermic reaction, and the second one is an exothermic reaction.
采用双组分分阶段一级反应模型求出了四个污泥样品的表观活化能和指前因子，给出了样品热解的动力学方程，通过理论计算，双组分分阶段一级反应模型的理论数据与实验数据吻合良好。
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The non-isothermal kinetic data were analyzed with the Achar equation, Coats-Redfern equation, Kissinger equation, Flynn-Wall-Ozawa equation and Starink equation.The mechanism function and kinetic parameters of the thermal decomposition in the third step were obtained.The chemical reaction mechanism (F3) controlled the third thermal decomposition process.The apparent activation energy and the pre-exponential factor were 351 kJ·mol-1 and 2.57×10 30s-1 respectively.
采用Achar方程、Coats-Redfern方程、Kissinger方程、Flynn-Wall-Ozawa方程和Starink方程对非等温动力学数据进行了分析，得到了第3步热分解反应的机理函数、动力学参数和热分解反应动力学方程，其热分解反应过程受F3机理控制，表观活化能为351 kJ·mol-1，指前因子为2.57×
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The results demonstrated that the fractional conversion and reaction rate were rapidly increased in the initial curing reaction. The higher the curing temperature, the higher the fractional conversion and reaction rate was. With increasing of the curing temperature and time, the fractional conversion and reaction rate decreased and became constantly. The initial curing reaction was a first order reaction. The apparent activation energy and frequency factor of curing reaction used G- capryl ester was bigger than that of used G-oligomer.
结果表明：固化体系在研究的固化温度下，转化率和反应速率在固化反应初期增加快速，温度越高增加越快，随着固化时间的延长，这种变化逐渐变慢，并最终趋于恒定；初期固化反应为一级反应，反应初期的表观活化能和指前因子大小顺序为G-预聚体＞G-辛酯。
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To find the prefactor, evaluate the infinite product of gaussian integrals using the formula
为了找出前因子，用公式估算高斯积分的无限连乘
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With β= 1/T . Assuming that the levels En are closely spaced, so that the sum over n can bereplaced by an integral, and ignoring the energy dependence of the prefactor An, show that the maximum in the sum corresponds to the energy E for which
其中β = 1/T 。假设能级En 是接近等间距的，因此对n求和可以用积分代替，并忽略能量对前因子An，的依赖，证明和的最大值对应能量E有
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The experimental results show that the molar ratio of carbon monoxide to carbon dioxide in the reacting mixture is frequently equal to unity hence the reaction scheme may be stoichiometrically represented as follows
实验证明：反应气体中一氧化碳与二氧化碳的摩尔比接近于1；苯氧化生成顺酐的反应是并串联反应，各反应级数均为准一级；并求出了各反应的活化能和指前因子。
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On the basis of DSC curves of B/KNO_3 igniter powder,the apparent activation energy E of thermal decomposition is calculated with Kissinger′s methods and the probable mechanism function is available from master plot method.
利用差示扫描量热法得到B/KNO3的热分解曲线，用K iss inger方程估算了B/KNO3的表观活化能，用标准作图法得到最可几热分解机理函数，再用积分法求得不同升温速率下热分解的动力学参数活化能E和指前因子A。
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In addition, the shift of T〓 to high temperature for zeolites is independent of heating rate
并且这种差异与脱附活化能和指前因子有关，而与升温速率无关。
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This paper studies the thermal decomposition of a number of dithioesters,trithiocarbonates and xanthates and gives their decomposition rates at various temperature and Arrhenius plots for K_d values.
分析了链转移剂结构对热稳定性的影响，并给出了它们热分解的活化能和指前因子。
- 更多网络解释与前因子相关的网络解释 [注：此内容来源于网络，仅供参考]
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TDF testicular determining factor：睾丸决定因子
TBPA thyroxin binding prealbumin 甲状腺激素结合前蛋白 | TDF testicular determining factor 睾丸决定因子 | TET tubal embryo transfer 胚胎输卵管内移植
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prothrombin time：前凝血酶时间
prothrombin activation factor 凝血酶原致活因子 | prothrombin time 前凝血酶时间 | prothrombin-factor 前凝血酶因子
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rheumatoid factor：前白蛋白
微量白蛋白 Prealbumin | 前白蛋白 Rheumatoid Factor | 类风湿因子 Transferrin
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anterior pituitary diabetogenic factor：垂体前叶致糖尿病因子
anterior pituitary basophil-cell tumor 垂体前叶嗜碱性细胞瘤 | anterior pituitary diabetogenic factor 垂体前叶致糖尿病因子 | anterior pituitary gonadotropin 垂体前叶促性腺激素
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epistatic factor：上位因子
上位 epistasy | 上位因子 epistatic factor | 前侧片 episternum
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prefactor：前因子
"预测","prediction" | "前因子","prefactor" | "优先方向","preferential direction"
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prefactor：前[置]因子
predictability 可预报性 | prefactor 前[置]因子 | preferential direction 择优方向
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pre-expansion track：膨胀前的径迹
pre-expansion saturation ==> 膨胀前的饱和 | pre-expansion track ==> 膨胀前的径迹 | pre-exponential factor ==> 指数前的因子
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Quality factor：品质因子
文章摘要:本文提出了一种新的评估光谱复原结果好坏的品质因子(quality factor).该品质因子综合考虑到了前向线性预测和后向线性预测.研究了在不同噪音情况下,当采用伯格法(Burg Method)来求解自回归模型系数时,品质因子随模型阶次的变化以及对复原光谱的影响,
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Two-Factor Theory：双因子理论
并在基层的层次满足后才会继续向上追求,当今的劳工对於前两者之需求已不缺乏,而著重在上层的部份(由其人才部份),因此人力资源部门在思考留才策略时,当以其层面为规划的重点. 图三:Herzberg 双因子理论( Two Factor Theory)