quality sample meaning in English

品质样品

Technical regulation of water quality sampling
水质采样技术规程
Now we can offer high quality samples of thick film regulator cdz
.系列产品现有已可提供厚膜封装稳压管
Water quality sampling - technical regulation of the preservation and handling of samples
水质采样样品的保存和管理技术规定
Water quality sampling of the wells began in april 2002 and proceeded approximately monthly through december 2003 . by the means of soil and vegetation treatment system , riparian buffers are established between field agriculture and stream in order to reduce contamination flowing stream
通过探索性示范研究，在大田农业与受纳水体之间许建立滨岸缓冲带，利用土壤?植被处理系统的方式，削减农田面源污染物质进入水体的污染负荷。