the handled liquid of sewage sludg

• 污泥处理液

the handled liquid of sewage sludg的用法和样例：

例句

1. This high-quality water-based coating liquid is nontoxic and pollution-free, meeting the requirements of environmental protection and resource recovery.
   本品是一种无毒无公害符合环保及资源回收要求的高品质水性表面处理液。