兑水 发表于 2009-10-15 16:25:23

ASTM D 5271-2002 活性污泥-污水处理成套装置中测定塑料材料...

D5271-02 Standard Test Method for Determining the Aerobic Biodegradation of Plastic Materials in an Activated-Sludge-Wastewater-Treatment System
页: [1]
查看完整版本: ASTM D 5271-2002 活性污泥-污水处理成套装置中测定塑料材料...