兑水 发表于 2009-11-18 20:42:43

ASTM F 328-1998 用接近单分散球形粒子材料测定空气中粒子...

F328-98(2003) Standard Practice for Calibration of an Airborne Particle Counter Using Monodisperse Spherical Particles
页: [1]
查看完整版本: ASTM F 328-1998 用接近单分散球形粒子材料测定空气中粒子...