| 1. | Visible particulate matter can be controlled by adequate regulations . 对肉眼可见的颗粒物质的污染通过适当管理即可加以控制。 |
| 2. | Particulate matter includes particles from molecular size to greater than 10mm in diameter . 微粒物质包括从分子大小到直径大于10微米的粒子。 |
| 3. | Particulate matter in soils and aquatic systems reacts with and influences the biological activity of pesticides . 土壤和水系统中的颗粒物质都与农药的生物活动起反应,并影响后者。 |
| 4. | This particulate matter carried along by the blast waves does not necessarily affect the overpressures at the shock front . 这些由爆震所携带的微小物体并不一定影响冲击波波面上的超压力。 |
| 5. | Bioassays on the skin, subcutaneous tissue, cervix, and trachea of experimental animals have shown that particulate matter of urban air can be carcinogenic in the intact animal . 对实验动物的皮肤、皮下组织、颈和气管的生物鉴定表明,城市空气中的颗粒物质对健康动物可能是致癌的。 |
| 6. | Pm10 particulate matter with particle size below 10 microns 小于10微米的颗粒物 |
| 7. | Determining the properties of fine particulate matter 细颗粒物质性能测定 |
| 8. | Determination of the concentration of airborne particulate matters 大气飘尘浓度测定方法 |
| 9. | Determining the concentration of particulate matter in a gas stream 气流中颗粒物质浓度的测定 |
| 10. | Automatic monitors for suspended particulate matter in ambient air 大气中悬浮颗粒物质自动监测器 |