可吸入固体颗粒物
Atmospheric particulate matters
一定尺寸的固体颗粒
controlled-size solid particle
地面固体颗粒清除设备
surface solids removal equipment
固体颗粒冲蚀
erosion by solid particles
solid particle erosion
固体颗粒介质
solid granule medium
solid granules pressure-carrying medium
Solid granules medium
固体颗粒精细分级器
Fine classifier of solid particles