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- particle population balance 粒群衡算
- During natural condensation part of the particle population become activated and grow into cloud or fog droplets while the remainder remain inactivated. 在自然凝结过程中，部分粒子活化并生长成云或雾滴，而余下部分保持没有活化。
- Presents the method based on nonzero test principle proposed in China and the method based on minimum total particle population principle proposed abroad. 介绍了国内基于非零检验原则的方法和国外基于最少总粒子数原则的方法,根据两种方法计算了粒子计数器的最小采样量。
- Direct quadrature method of moment with nominal volume of entities for a general population balance model (PBE) is proposed. 摘要从体积为内部属性的数量平衡模型的一般形式出发，提出以体积为内部坐标的矩直接积分求解方法。
- This paper introduces a mathematical model for batch processes of crystallization according to the theory of population balance and uses Laplace transformation in its solution. 本研究根据粒数平衡理论;建立了间歇结晶过程的数学模型;并应用拉氏变换法将该偏微分方程简化为常微分方程求解;在此基础上发展了测定结晶动力学的动态测定法.
- A new design method of cone crusher chamber based on interparticle breakage and population balance model is put forward and the chamber optimization model is built up. 为研制符合新型层压破碎工作原理的圆锥破碎机,基于总体平衡模型和散体物料运动学特性,提出圆锥破碎机破碎腔型分层研究模型和腔型优化设计新方法。
- By the calculation of mass balance, thermal balance and crystal population balance, the influence function of operation parameters on the CSD was established. 结合粒数衡算，进行了模型计算，得到结晶粒度与操作参数的关系。
- On the basis of population balance, crystallization kinetics and mass balance equations, the mathematical model for dilution crystallization of SDP was established. Process simulation was developed by Ronge-Kutta-Gill algorithm and FORTRAN language. 依据粒数衡算原理，结合结晶动力学方程、质量衡算方程建立了溶析结晶过程数学模型，并通过Ronge-Kutta-Gill算法和FORTRAN语言实现过程模拟。
- Study on Direct Quadrature Method of Moment for Population Balance Equation in Isotropic Particle System 各向同性颗粒系统数量平衡方程直接矩积分求解法的研究
- There wasn't a particle of truth in what he said. 他说的没有一点真话。
- There's not a particle of truth in her story. 她讲的没有一句实话。
- This city has a population of more than 1,000,000. 这个城市人口超过一百万。
- I haven't got one particle of race prejudice. 我没有丝毫的种族偏见。
- There is not a particle of truth in his report. 他的报告没有一点真实性。
- A desert has no settled population. 沙漠没有固定的居民。
- There was a steady increase in population. 人口在不断增长中。
- What is the population of this country? 这个国家的人口是多少？
- Disease has decimated the population. 疾病使大部分人死亡。
- The population of the island has sunk from100 to20. 这个岛上的人口从容不100人减少到了20人。
- What is the population of Ireland? 爱尔兰人口有多少?
