颗粒物也被称之为颗粒物污染，它是非常小的颗粒同液滴结合的一种复杂混合物。
"Particulate matter," also known as particle pollution, is a complex mixture of extremely small particles and liquid droplets.
结果显示，HAM的甲肝和麻疹病毒滴度与同批单价甲肝和麻疹疫苗病毒滴度，差异均无显著意义。
The results showed that the united vaccine of hepatitis a and measles in HAM has no significant difference as compared with single vaccines in the same batch substrate.
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