兑水 发表于 2009-10-12 08:01:15

ASTM D 4781-2003 精制催化剂粒子和催化剂载体粒子的机械抽...

D4781-03 Standard Test Method for Mechanically Tapped Packing Density of Fine Catalyst Particles and Catalyst Carrier Particles
页: [1]
查看完整版本: ASTM D 4781-2003 精制催化剂粒子和催化剂载体粒子的机械抽...