| 1. | Airborne particles can also be changed in size and shape by coagulation with each other . 空气中悬浮的粒子,由于相互凝聚也会在大小和形状方面发生变化。 |
| 2. | Once airborne particles touch each other or the walls of a container, they become attached to that surface or combine into one particle . 空气中粒子一旦彼此相碰或撞到容器上就被吸附在表面上或者结合成一个粒子。 |
| 3. | Influence of airborne particles on the stone sculptures of yungang grottoes 粉尘对云冈石窟石雕影响的研究 |
| 4. | Test method for airborne particles in clean room areof the pharmaceutical industry 医药工业洁净室区悬浮粒子的测试方法 |
| 5. | Workplace atmospheres - size fraction definitions for measurement of airborne particles 工作场所气氛.空气中微粒测量的粒度级定义 |
| 6. | Workplace atmospheres . size fraction definitions for measurement of airborne particles 工作场所大气.测量空气中颗粒物用的粒度定义 |
| 7. | Practice for secondary calibration of airborne particle counter using comparison procedures 用比较程序进行气载颗粒计数器二次校正惯例 |
| 8. | Workplaces atmospheres ; size fraction definitions for measurement of airborne particles ; german version en 481 : 1993 工作场所环境.测量空气中微粒粒度的定义 |
| 9. | Standard practice for secondary calibration of airborne particle counter using comparison procedures 用比较法对空中游离微粒计数器进行的二次校正的标准实施规程 |
| 10. | Dupont " tyvek ? dupont " tyvek apparel provides excellent protection against microscopic airborne particles 杜邦"特卫强:杜邦"特卫强防护服有效阻挡空气中的微粒。 |