Focusing on the mass population balance model, the effect of granule size distribution on the packing voidage will be discussed in detail.

研究工作将在质量集合平衡模型的基础上，考虑造粒粒度分布对孔隙度的影响。

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Ye held for writing for daily life and mass population, which is still of a strong operational significance and practical value and enlightens a lot on middle school writing tutoring.

叶圣陶先生主张写作的生活化和大众化，这一观点至今具有很强的现实意义和实践价值，给中学写作教学很多的启示。

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The so-called population urbanization not only means the increase in the numbers of cities and population, but also the tendency and process of the mass population gathering towards big cities.

所谓人口城市化不仅表现在城市数量的增多与城市人口比重的提高，而且还表现为众多人口日益向大城市聚集的趋势和过程。

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Australia's defenses against the outbreak of the H1N1 virus will be boosted when mass flu vaccinations start next month after officials fast-tracked a scheme capable of covering it's entire population of 21 million people.

VOA: standard.2009.08.25

Today, no country is in the old sense far away when the consequences of regional instability and terrorism - and then also climate change, poverty, mass population movements and even organised crime - reverberate quickly round the globe.

BBC: In full: Brown security statement

For the heaving mass of the population, things may have to get worse before the government, doctors and consumers realise that things have got to start getting better.

ECONOMIST: Fat Mexico

Petersburg, this location has widely been criticized by team officials, members of the media, and fans alike as inconveniently off-center from the critical population mass of the region.

FORBES: The Impact Of Location On Brand Loyalty: The Cubs, Cardinals And Rays