回收利用

• Discussion on metals recory and recycling in chinese ancienl document
  谈古代的废旧金属的回收利用
• The comprehensive disposal and recycling of plastics package waste
  塑料包装废弃物综合治理和回收利用
• Can be incorporated with other pollution prevention equipments
  （ 4 ）处理后之热废气可作热回收利用。
• Recovery and recycling of used resources
  废旧资源回收利用
• Researching and analyzing of recycle treatment technology of waste battery
  废旧干电池回收利用工艺研究
• Shelly doesn ' t waste water and she recycles all her trash
  雪莉既不浪费水又将自己的垃圾全部回收利用。
• Aerospace series . recycling of titanium and titanium alloy scrap
  航空系列航天.钛及钛合金碎屑的回收利用
• The recycling technology of sodium formate by - product of neopentyl glycol
  新戊二醇副产甲酸钠回收利用工艺
• Study on the recovery and utilization of smoke dust in rare earth electrolysis
  稀土电解烟尘的回收利用研究
• Always obey the recycling rules of the place you are in
  永远遵守你所在地方对废物回收利用的所制定的规则。