廢水(shui)處(chu)(chu)理(li)(li)時(shi)，根據作用(yong)微(wei)生(sheng)(sheng)(sheng)物(wu)(wu)(wu)的不(bu)同，生(sheng)(sheng)(sheng)物(wu)(wu)(wu)處(chu)(chu)理(li)(li)法(fa)(fa)(fa)又(you)(you)可分(fen)為(wei)(wei)需(xu)(xu)氧(yang)生(sheng)(sheng)(sheng)物(wu)(wu)(wu)處(chu)(chu)理(li)(li)和厭氧(yang)生(sheng)(sheng)(sheng)物(wu)(wu)(wu)處(chu)(chu)理(li)(li)兩種類(lei)型。廢水(shui)生(sheng)(sheng)(sheng)物(wu)(wu)(wu)處(chu)(chu)理(li)(li)普(pu)遍使用(yong)的是需(xu)(xu)氧(yang)生(sheng)(sheng)(sheng)物(wu)(wu)(wu)處(chu)(chu)理(li)(li)法(fa)(fa)(fa)，按其工(gong)藝方式的不(bu)同，需(xu)(xu)氧(yang)生(sheng)(sheng)(sheng)物(wu)(wu)(wu)處(chu)(chu)理(li)(li)法(fa)(fa)(fa)又(you)(you)分(fen)為(wei)(wei)活性污泥(ni)法(fa)(fa)(fa)和生(sheng)(sheng)(sheng)物(wu)(wu)(wu)膜法(fa)(fa)(fa)兩類(lei)。活性污泥(ni)法(fa)(fa)(fa)本(ben)身就是一種處(chu)(chu)理(li)(li)單元，它有多種運(yun)行方式。生(sheng)(sheng)(sheng)物(wu)(wu)(wu)膜法(fa)(fa)(fa)的處(chu)(chu)理(li)(li)設備有生(sheng)(sheng)(sheng)物(wu)(wu)(wu)濾池、生(sheng)(sheng)(sheng)物(wu)(wu)(wu)轉盤、生(sheng)(sheng)(sheng)物(wu)(wu)(wu)接觸氧(yang)化(hua)池以及生(sheng)(sheng)(sheng)物(wu)(wu)(wu)流化(hua)床等(deng)。生(sheng)(sheng)(sheng)物(wu)(wu)(wu)氧(yang)化(hua)塘(tang)法(fa)(fa)(fa)又(you)(you)稱自然生(sheng)(sheng)(sheng)物(wu)(wu)(wu)處(chu)(chu)理(li)(li)法(fa)(fa)(fa)。厭氧(yang)生(sheng)(sheng)(sheng)物(wu)(wu)(wu)處(chu)(chu)理(li)(li)法(fa)(fa)(fa)，又(you)(you)名生(sheng)(sheng)(sheng)物(wu)(wu)(wu)還原處(chu)(chu)理(li)(li)法(fa)(fa)(fa)，主要(yao)用(yong)于處(chu)(chu)理(li)(li)高濃度有機廢水(shui)。化(hua)工(gong)廢水(shui)物(wu)(wu)(wu)理(li)(li)處(chu)(chu)理(li)(li)主要(yao)采(cai)取高梯度磁分(fen)離法(fa)(fa)(fa)、非(fei)平(ping)衡等(deng)離子體(ti)技術以及超聲波(bo)技術等(deng)。淮安廢水(shui)處(chu)(chu)理(li)(li)工(gong)藝

電(dian)鍍(du)廢(fei)(fei)水(shui)生(sheng)產(chan)(chan)要經過除油(you)、除銹、氧化(hua)(hua)、鈍化(hua)(hua)、電(dian)鍍(du)等工(gong)序，在生(sheng)產(chan)(chan)過程中(zhong)會產(chan)(chan)生(sheng)大(da)量的廢(fei)(fei)水(shui)或廢(fei)(fei)液，電(dian)鍍(du)廢(fei)(fei)水(shui)中(zhong)含有(you)大(da)量的鉻、鎳、鋅、銅、鎘等重金屬(shu)，具有(you)很(hen)強的毒性(xing)，有(you)些(xie)物(wu)(wu)(wu)質還(huan)能(neng)致(zhi)病、致(zhi)畸、致(zhi)突(tu)變，對人(ren)類(lei)在危害極大(da)，必(bi)須進(jin)行處(chu)(chu)(chu)理(li)(li)，減少或消除其對環境的污染。為減少廢(fei)(fei)水(shui)的排放和降低用水(shui)成(cheng)本，電(dian)鍍(du)廢(fei)(fei)水(shui)的處(chu)(chu)(chu)理(li)(li)逐漸實現(xian)零排放。電(dian)鍍(du)工(gong)業廢(fei)(fei)水(shui)處(chu)(chu)(chu)理(li)(li)常用的方(fang)法(fa)(fa)(fa)有(you)化(hua)(hua)學法(fa)(fa)(fa)（沉淀(dian)法(fa)(fa)(fa)、氧化(hua)(hua)法(fa)(fa)(fa)、化(hua)(hua)學還(huan)原法(fa)(fa)(fa)、中(zhong)和法(fa)(fa)(fa)）、生(sheng)物(wu)(wu)(wu)法(fa)(fa)(fa)（生(sheng)物(wu)(wu)(wu)吸(xi)附法(fa)(fa)(fa)、生(sheng)物(wu)(wu)(wu)絮凝(ning)法(fa)(fa)(fa)、生(sheng)物(wu)(wu)(wu)化(hua)(hua)學法(fa)(fa)(fa)）、物(wu)(wu)(wu)化(hua)(hua)法(fa)(fa)(fa)（離(li)子(zi)交(jiao)換法(fa)(fa)(fa)、膜分(fen)離(li)法(fa)(fa)(fa)、蒸發濃縮法(fa)(fa)(fa)、活性(xing)炭吸(xi)附法(fa)(fa)(fa)）和電(dian)化(hua)(hua)學法(fa)(fa)(fa)（電(dian)解法(fa)(fa)(fa)、原電(dian)池法(fa)(fa)(fa)、電(dian)滲(shen)析法(fa)(fa)(fa)、電(dian)凝(ning)聚(ju)氣浮法(fa)(fa)(fa)）等。徐州(zhou)造(zao)紙廠廢(fei)(fei)水(shui)處(chu)(chu)(chu)理(li)(li)化(hua)(hua)工(gong)廢(fei)(fei)水(shui)處(chu)(chu)(chu)理(li)(li)難主要是(shi)因為廢(fei)(fei)水(shui)中(zhong)成(cheng)分(fen)復雜，每類(lei)化(hua)(hua)工(gong)產(chan)(chan)品的副(fu)產(chan)(chan)物(wu)(wu)(wu)都不盡相同。

廢(fei)(fei)水處(chu)(chu)理(li)的生(sheng)化處(chu)(chu)理(li)法是(shi)指利(li)用動植(zhi)物(wu)(wu)、微(wei)(wei)生(sheng)物(wu)(wu)的生(sheng)命(ming)活(huo)動進(jin)行分解(jie)的處(chu)(chu)理(li)方式。通(tong)過在工(gong)業(ye)廢(fei)(fei)水中(zhong)投加微(wei)(wei)生(sheng)物(wu)(wu)及宿體，微(wei)(wei)生(sheng)物(wu)(wu)利(li)用廢(fei)(fei)水中(zhong)的營養成(cheng)分進(jin)行生(sheng)長和繁殖(zhi)，污(wu)(wu)染物(wu)(wu)得到了(le)有效地降(jiang)解(jie)和利(li)用，進(jin)而達(da)到凈化廢(fei)(fei)水的目的。生(sheng)物(wu)(wu)處(chu)(chu)理(li)法具有能耗低(di)、處(chu)(chu)理(li)成(cheng)本低(di)，無需人(ren)工(gong)直接參與，不會造成(cheng)二次(ci)污(wu)(wu)染等明(ming)顯(xian)優勢，但同時由于是(shi)依賴于微(wei)(wei)生(sheng)物(wu)(wu)的生(sheng)命(ming)活(huo)動過程來(lai)充分分解(jie)廢(fei)(fei)水，故對工(gong)業(ye)廢(fei)(fei)水的環境(jing)要較高。例如，目前工(gong)業(ye)廢(fei)(fei)水常用的活(huo)性污(wu)(wu)泥法、氧化溝、生(sheng)物(wu)(wu)膜法等。

廢(fei)水處(chu)(chu)理(li)的(de)(de)(de)(de)生(sheng)(sheng)(sheng)物(wu)除(chu)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)是(shi)通(tong)(tong)過(guo)(guo)聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌在(zai)(zai)好氧(yang)條(tiao)件下能(neng)(neng)過(guo)(guo)量(liang)的(de)(de)(de)(de)攝(she)取磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)，而(er)厭(yan)(yan)氧(yang)條(tiao)件下又(you)會(hui)將磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)釋放出來，通(tong)(tong)過(guo)(guo)排(pai)放富含磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)的(de)(de)(de)(de)剩余污泥(ni)，達到除(chu)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)效果。生(sheng)(sheng)(sheng)物(wu)除(chu)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)的(de)(de)(de)(de)基(ji)本原理(li)可(ke)以分(fen)(fen)為(wei)2大(da)類：一(yi)(yi)(yi)(yi)是(shi)以聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌為(wei)主(zhu)；二是(shi)以反(fan)硝(xiao)(xiao)化(hua)聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌為(wei)主(zhu)。以聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌為(wei)主(zhu)的(de)(de)(de)(de)除(chu)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)，主(zhu)要(yao)是(shi)通(tong)(tong)過(guo)(guo)聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌在(zai)(zai)厭(yan)(yan)氧(yang)條(tiao)件下，通(tong)(tong)過(guo)(guo)吸(xi)收(shou)(shou)廢(fei)水中(zhong)溶解(jie)(jie)性(xing)的(de)(de)(de)(de)有機物(wu)合(he)(he)(he)成(cheng)(cheng)β-羥基(ji)丁酸（PHB）等(deng)，此(ci)(ci)過(guo)(guo)程所利用的(de)(de)(de)(de)能(neng)(neng)量(liang)是(shi)通(tong)(tong)過(guo)(guo)體內聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)酸鹽的(de)(de)(de)(de)分(fen)(fen)解(jie)(jie)產生(sheng)(sheng)(sheng)的(de)(de)(de)(de)，因此(ci)(ci)會(hui)釋放磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)；好氧(yang)條(tiao)件下，通(tong)(tong)過(guo)(guo)細胞(bao)(bao)內PHB的(de)(de)(de)(de)分(fen)(fen)解(jie)(jie)產生(sheng)(sheng)(sheng)能(neng)(neng)量(liang)，聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌可(ke)以過(guo)(guo)量(liang)吸(xi)收(shou)(shou)廢(fei)水中(zhong)的(de)(de)(de)(de)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)酸鹽，磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)酸鹽在(zai)(zai)細胞(bao)(bao)內發生(sheng)(sheng)(sheng)一(yi)(yi)(yi)(yi)系列反(fan)應會(hui)轉(zhuan)化(hua)為(wei)聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)酸鹽，通(tong)(tong)過(guo)(guo)排(pai)放富磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)污泥(ni)達到除(chu)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)目的(de)(de)(de)(de)。以反(fan)硝(xiao)(xiao)化(hua)聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌為(wei)主(zhu)的(de)(de)(de)(de)除(chu)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)過(guo)(guo)程，厭(yan)(yan)氧(yang)階(jie)段(duan)與聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌在(zai)(zai)厭(yan)(yan)氧(yang)階(jie)段(duan)過(guo)(guo)程一(yi)(yi)(yi)(yi)致(zhi)，在(zai)(zai)缺(que)氧(yang)階(jie)段(duan)，反(fan)硝(xiao)(xiao)化(hua)聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌通(tong)(tong)過(guo)(guo)反(fan)硝(xiao)(xiao)化(hua)除(chu)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)，它以NO3-和(he)O2-為(wei)電(dian)(dian)子(zi)(zi)(zi)受體，利用體內的(de)(de)(de)(de)PHB作(zuo)能(neng)(neng)源和(he)碳(tan)源，分(fen)(fen)解(jie)(jie)成(cheng)(cheng)乙(yi)酰(xian)CoA，一(yi)(yi)(yi)(yi)部(bu)分(fen)(fen)用于(yu)細胞(bao)(bao)合(he)(he)(he)成(cheng)(cheng)，大(da)部(bu)分(fen)(fen)進入(ru)三(san)羧酸循環(huan)(huan)和(he)乙(yi)醛酸循環(huan)(huan)，產生(sheng)(sheng)(sheng)氫(qing)離(li)子(zi)(zi)(zi)和(he)電(dian)(dian)子(zi)(zi)(zi)；從PHB分(fen)(fen)解(jie)(jie)過(guo)(guo)程中(zhong)也產生(sheng)(sheng)(sheng)氫(qing)離(li)子(zi)(zi)(zi)和(he)電(dian)(dian)子(zi)(zi)(zi)，這2部(bu)分(fen)(fen)氫(qing)離(li)子(zi)(zi)(zi)和(he)電(dian)(dian)子(zi)(zi)(zi)經過(guo)(guo)電(dian)(dian)子(zi)(zi)(zi)傳遞產生(sheng)(sheng)(sheng)能(neng)(neng)量(liang)，產生(sheng)(sheng)(sheng)的(de)(de)(de)(de)能(neng)(neng)量(liang)一(yi)(yi)(yi)(yi)部(bu)分(fen)(fen)供聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌正(zheng)常的(de)(de)(de)(de)生(sheng)(sheng)(sheng)長繁殖，另一(yi)(yi)(yi)(yi)部(bu)分(fen)(fen)供其主(zhu)動(dong)吸(xi)收(shou)(shou)環(huan)(huan)境(jing)中(zhong)的(de)(de)(de)(de)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)，并合(he)(he)(he)成(cheng)(cheng)聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)，反(fan)硝(xiao)(xiao)化(hua)聚(ju)(ju)(ju)(ju)磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)菌從廢(fei)水中(zhong)過(guo)(guo)量(liang)攝(she)取磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)，磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)同(tong)樣(yang)可(ke)以通(tong)(tong)過(guo)(guo)排(pai)放富磷(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)(lin)污泥(ni)除(chu)去。生(sheng)(sheng)(sheng)物(wu)法是(shi)目前環(huan)(huan)氧(yang)丙烷生(sheng)(sheng)(sheng)產廢(fei)水的(de)(de)(de)(de)主(zhu)要(yao)處(chu)(chu)理(li)方式，且主(zhu)要(yao)為(wei)好氧(yang)工(gong)藝。

有機(ji)廢(fei)水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)處(chu)理技(ji)(ji)(ji)術(shu)是(shi)(shi)現物(wu)工程(cheng)的(de)(de)(de)(de)一(yi)個組成(cheng)部分。在自然(ran)界存活著巨(ju)量的(de)(de)(de)(de)有機(ji)物(wu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)活的(de)(de)(de)(de)微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)，微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)通過其本身(shen)新陳(chen)代謝的(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)理功(gong)能，能夠氧化(hua)分解(jie)(jie)環(huan)(huan)境中(zhong)的(de)(de)(de)(de)有機(ji)物(wu)并將其轉化(hua)為穩定(ding)的(de)(de)(de)(de)無機(ji)物(wu)。廢(fei)水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)處(chu)理技(ji)(ji)(ji)術(shu)就(jiu)是(shi)(shi)利(li)用微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)的(de)(de)(de)(de)這一(yi)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)理功(gong)能，并采取一(yi)定(ding)的(de)(de)(de)(de)人(ren)工技(ji)(ji)(ji)術(shu)措施，創(chuang)造(zao)有利(li)于微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長、繁(fan)殖(zhi)的(de)(de)(de)(de)良好環(huan)(huan)境，加速微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)的(de)(de)(de)(de)增殖(zhi)及其新陳(chen)代謝的(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)理功(gong)能，從(cong)而使廢(fei)水(shui)(shui)(shui)(shui)(shui)中(zhong)的(de)(de)(de)(de)有機(ji)性(xing)污染物(wu)得(de)以降(jiang)解(jie)(jie)、去(qu)除(chu)，同時(shi)通過生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)絮(xu)凝去(qu)除(chu)膠體(ti)顆粒的(de)(de)(de)(de)廢(fei)水(shui)(shui)(shui)(shui)(shui)處(chu)理技(ji)(ji)(ji)術(shu)。生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)處(chu)理技(ji)(ji)(ji)術(shu)是(shi)(shi)工業廢(fei)水(shui)(shui)(shui)(shui)(shui)處(chu)理和生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)活污水(shui)(shui)(shui)(shui)(shui)處(chu)理的(de)(de)(de)(de)主要技(ji)(ji)(ji)術(shu)之一(yi)。工業廢(fei)水(shui)(shui)(shui)(shui)(shui)處(chu)理指的(de)(de)(de)(de)是(shi)(shi)工業生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)過程(cheng)用過的(de)(de)(de)(de)水(shui)(shui)(shui)(shui)(shui)經過適當(dang)處(chu)理回用于生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)或(huo)妥善地排放出廠。衢州印刷(shua)廢(fei)水(shui)(shui)(shui)(shui)(shui)處(chu)理

膜污(wu)(wu)染按污(wu)(wu)染位(wei)置(zhi)的不同(tong)可分為膜外污(wu)(wu)染和膜內污(wu)(wu)染。淮安廢水處理工藝

工(gong)(gong)(gong)業(ye)(ye)(ye)廢(fei)(fei)水(shui)處(chu)理(li)指的(de)(de)(de)是(shi)(shi)工(gong)(gong)(gong)業(ye)(ye)(ye)生(sheng)產(chan)過(guo)(guo)程(cheng)用(yong)過(guo)(guo)的(de)(de)(de)水(shui)經過(guo)(guo)適當處(chu)理(li)回用(yong)于生(sheng)產(chan)或(huo)妥(tuo)善地排(pai)(pai)放出廠(chang)(chang)，包括生(sheng)產(chan)用(yong)水(shui)的(de)(de)(de)管(guan)(guan)理(li)和(he)為(wei)便于治理(li)廢(fei)(fei)水(shui)而采(cai)取的(de)(de)(de)措施。工(gong)(gong)(gong)業(ye)(ye)(ye)廢(fei)(fei)水(shui)處(chu)理(li)主要(yao)是(shi)(shi)去除化(hua)學需(xu)氧量、懸浮(fu)物(wu)(wu)、硫化(hua)物(wu)(wu)、石油類、qing化(hua)物(wu)(wu)、六價(jia)鉻、鉛、鎘(ge)等。工(gong)(gong)(gong)廠(chang)(chang)里生(sheng)產(chan)上用(yong)過(guo)(guo)的(de)(de)(de)水(shui)有(you)三種處(chu)置(zhi)方式：①不經過(guo)(guo)處(chu)理(li)或(huo)只經必要(yao)的(de)(de)(de)處(chu)理(li)后再次使用(yong)。有(you)時回用(yong)于本工(gong)(gong)(gong)藝(yi)過(guo)(guo)程(cheng)，構(gou)成循(xun)環(huan)用(yong)水(shui)系(xi)統；有(you)時供其他工(gong)(gong)(gong)藝(yi)過(guo)(guo)程(cheng)使用(yong)。構(gou)成循(xun)序(xu)用(yong)水(shui)系(xi)統。②在廠(chang)(chang)內作必要(yao)的(de)(de)(de)預處(chu)理(li)，滿足城(cheng)市對水(shui)質(zhi)的(de)(de)(de)要(yao)求后排(pai)(pai)入(ru)城(cheng)市污水(shui)管(guan)(guan)道(dao)(dao)或(huo)合流管(guan)(guan)道(dao)(dao)。③在廠(chang)(chang)內處(chu)理(li)，使水(shui)質(zhi)達到排(pai)(pai)放水(shui)體或(huo)接入(ru)城(cheng)市雨水(shui)管(guan)(guan)道(dao)(dao)或(huo)灌(guan)溉農(nong)田(tian)的(de)(de)(de)要(yao)求后直(zhi)接排(pai)(pai)放。淮安廢(fei)(fei)水(shui)處(chu)理(li)工(gong)(gong)(gong)藝(yi)