secondary sewage treatment

常見(jiàn)例句

A secondary sewage treatment system used in smaller communities.
一個(gè)二級(jí)污水處理系統(tǒng)，在較小的社區(qū)。
Presently, active sludge method, or the establishment of secondary sewage treatment plants has been mainly adopted to treat urban sewage.
目前，對(duì)城市污水的處理主要采用活性污泥法即興建城市二級(jí)污水處理廠(chǎng)。
An experiment was conducted to examine ozone disinfection of effluents from a municipal secondary sewage treatment plant. Affecting factors such as pH, contact time and ozone dose are studied.
介紹了臭氧在水中的化學(xué)特性和消毒的基本原理，通過(guò)試驗(yàn)研究了臭氧在城市污水深度處理消毒中的反應(yīng)過(guò)程，認(rèn)為臭氧在城市污水處理二級(jí)出水中的消毒是可行的。