This paper introduce particle, particle generation, particle source basic knowledge, and detailedly introduce particle monitor method at present and the trend in the future.

• 本文简单介绍了颗粒，颗粒发生，颗粒来源等基础知识，另外还详细讲述了大家关注的颗粒在相关行业内的监测方法及将来趋势。