v.清潔

Make full use of wastrels, Depurate the environment" is the tenet we stick to. “變廢為寶，凈化環(huán)境”一直是我們堅持的宗旨。

Extraction, Depurate and Physico-chemical characterization of Red Pigment for Myrica Rubra S. Et Z. 楊梅紅色素的提取、純化及其理化性質。

In this paper, the extraction depurate and physico-chemical characterization of red Pigment for myrica rubra S.et Z. were developed. 本文報道了楊梅紅色素的提取、純化及其理化性質。

Introduce An Shun's Power plant a Term clotted water depurate equipment's drainage technic change.Change before or anon contrast, sopite design technic existed problem. 介紹安順發(fā)電廠一期凝結水精處理再生排水系統(tǒng)技術改造前、后運行情況，解決原設計上存在的技術問題。

In order to devise air depurate instrument and anion generator, quantitative analysis of the corona of negative single electrode with column form is given. 摘要基于靜電空氣凈化器和負離子發(fā)生器的設計需要，給出了圓柱形細導線為電極的負單極電暈的定量分析；