物理状态
- 与 物理状态 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Using mordern physical chemistry techniques (such as XRD、 TG-DTA、 IR、 XPS and 〓Xe-NMR)、 chemical adsorption techniques (NH〓-TPD、 H〓-TPD、 TPO、 TPR etc.) and pulse flow microreaction of n-hexane、 methylcyclopentene and n-hexane containing 0.2ppm thiophene, we studied mainly the following three points:(1). the changes occured during the calcination pretreatment of Pt ammine complex supported on β and L zeolites;(2). the effect of structure and acidity-basicity of zeolite on the dispersion and electron state of Pt particles; and (3). the influence of second metal component on the reactivity of nhexane aromatization and sulphur-resistance of Pt/L zeolite catalyst. Several interesting and valuable results are obtained and summerized as follows
本论文运用各种近代物理表征方法(XRD、BET、TG-DTA、IR、XPS和〓Xe-NMR)、化学吸附技术(NH〓-TPD、H〓-TPD、TPO、TPR等)和正己烷、甲基环戊烷及含噻吩正己烷的脉冲微反等方法,着重研究了(1)载Pt的β和L沸石在分解预处理过程中发生的变化;(2)沸石载体结构及酸碱性对Pt粒子分散及电子状态的影响;(3)第二金属组份对载Pt沸石催化剂上正己烷芳构化及抗硫性能的影响等,得到了某些有意义的结果。
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The diameter of nano-particle is small and its surface energy is high. Atomic valence bond of particle surface is not saturation and surface atoms have extremely physical and chemical activity. So, nano-particle is apt to agglomerate to make difficult to bring its excellent properties to completely play and to modify polymer.
纳米粒子粒径小,表面能大,且粒子表面的原子价健处于不饱和状态,表面原子有极大的物理与化学活性,因此纳米粒子非常易于团聚和吸附,而使得其拥有的性能难以充分发挥,从而失去应有的对高分子材料的改性作用。
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On the basis of equal probability principle, Boltzmann statistics and ensemble statistics, this paper has derived the statistical distribution function on multimember system in the quasi-independent particles and obtained the equivalence between Boltzmann statistics and ensemble statistics for multimember system.
文摘:利用平衡态统计物理的等概率原理,玻耳兹曼统计法和系综统计法,导出在平衡状态下多种近独立粒子系统的粒子数分布。结果表明,对于宏观系统而言,玻耳兹曼统计和系综统计是等价的。
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In order to set up a CA model that has a better physical significance, a new second criterion, considering the effects of the thermodynamic mechanism and the activation energy, was appended for the transition of cellular state. The grain growth processes were investigated for different temperatures and activation energies, respectively.
摘 要:为建立一个具有更好物理基础的晶粒长大仿真模型,采用CA法,基于热力学和能量机制,提出元胞取向状态转变的二次判断方式,制定相应的转变规则,并对不同温度和材料迁移激活能条件下晶粒长大过程进行模拟研究。
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The phase, particle shapes, particle size and specific surface area of the doped ceria powders were characterized by XRD, TEM and BET.
利用XRD、TEM和BET等现代物理测试方法对氧化铈纳米粉体的物相、颗粒度、分散性、颗粒形貌和比表面积等性能进行了表征,650℃焙烧的粉体呈现出良好的结晶状态,为立方萤石结构,粉体的比表面积在56.134-27.354
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Online trajectory shaping approach takes full ad vantage of the vehicles flight capability, plans trajectory profile between the known initial states and the desired terminal states, generates an intrinsically flyable and stable trajectory profile automatically, thus the approach is provided.
在线轨迹生成技术充分考虑了重复使用运载器的飞行能力,根据当前的飞行状态和末端期望的飞行状态,在线规划轨迹剖面,产生一个物理上可飞的、稳定的轨迹剖面,并给出了设计方法。
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At first,the curve of charge distribution,ionizable state of nonisothermatity sphere,Was obtained by computer to calculate ionized state according to distribution data of temperature and dinsity within Earth. Secondly,the pussibility of microgravitational testonosphere,Within the isothermality sphere,was found by balance between pressure and volumetric forcein Earth's interior.The thickness is 1 000 km or so.Finally,the result come into commom use various geophysical process withi...
首先依据地球内部温度和密度不均匀分布数据,用计算机计算它的电离状态,得到非等温分层电离状态的电荷分布曲线;其次从地球内部存在的流体压力与两类体积力:重力和静电力的平衡方程讨论中,发现在某一等温层内可能存在微重力构造圈,其厚度约为1000km左右;最后在地学研究向整体化和深部化发展趋势下,预期这个结果将有助于理解地球深部发生的各种物理过程且与地震S波在核-幔之间层中消失观测事实相一致。
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SA simulates the process in which a kind of melted matter gradually cool until it rimes originates from statistical physics.
模拟退火算法源于统计物理学,是模拟熔化状态下物体由逐渐冷却至最终达到结晶状态的物理过程。
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Compare the data structures of pressure fluctuation signals and AE signals both sampled in gas-solid fluidized bed, and the difference of data structures among AE signals sampled in gas-solid fluidized bed, pneumatic transport tube, slurry bubble column, liquid-solid loop reactor, and liquid-solid stirred tank. Based on the compare, the corresponding relation between signal structure and physical multi-scales was established.
通过对气固流化床的声发射信号与压力脉动信号的结构比较,以及气固流化床、气力输送、气液固淤浆鼓泡床、液固环管及液固搅拌釜中声发射信号多尺度结构差异比较,建立了多相流体系随机信号多尺度结构与物理多尺度的对应关系,认为在有固体颗粒存在的多相流体系,微尺度信号代表了颗粒相对于主体流动的运动状态;介尺度代表主体流相对于系统的运动或者不同主体流之间的相互运动;宏尺度则反映整个系统状态随时间的变化。3。
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Now, scientists found that the river water in victories under different words, will show different state, when there is a lucky words, no matter which country words, such as "hello" and "Buddha" and "amita-buddha" will show beautiful crystal flower, when there is "you stupid""bad" word, can form crystal flower, and state the ugly, written in the book that knows the answer of the water, global impact, physics theory.
目前科学家江本胜发现,水份子在不同文字作用下,会显示不同状态,当有吉祥文字时,不论哪个国家文字,例如&你好&、&佛&、&阿弥陀佛&会显示出美丽水晶花,当有&你很笨&&坏蛋&等词时,就不能形成水晶花,而状态丑恶,此发现写在书中《水知道答案》,影响全球,证明了物理波动理论。
- 推荐网络例句
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I didn't watch TV last night, because it .
昨晚我没有看电视,因为电视机坏了。
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Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.
今年以来,在北京的很多小区里,电梯液晶电视被撤了下来。
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I'm running my simile to an extreme.
我比喻得过头了。