同时，瓦克斯将在秋天利用类似的病毒颗粒来进行周期性的流感疫苗的人体测验。目前，所有的疫苗都是基于鸡胚培养系统。

Meanwhile, Novavax will be begin human tests of its seasonal influenza vaccine, using virus-like particles, in the fall. Currently all U. S. flu vaccines are egg-based.

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采用数值计算方法，对带有回风的空调系统中类似SARS病毒颗粒的生物颗粒浓度的分布规律进行了模拟分析。

Numerically studies the concentration distribution of biological particle similar as SARS virus particle in HVAC system with return air.

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