久久精品a亚洲国产v高清不卡_男男深一点~快一点轻一点_亚洲精品无码永久在线观看_免费大片黄在线观看

廣西藝景園林工程有限責任公司

深耕行業(ye)(ye)多(duo)年是以(yi)技術(shu)創新為導向的行業(ye)(ye)知名(ming)企業(ye)(ye)。隨時響應(ying)用戶需(xu)求,打造性能(neng)可靠的業(ye)(ye)界精品(pin)。

內容詳情

安徽臥式廢氣處理設備噴淋塔

發布時間:2024-05-07 02:23:47   來源:廣西藝景園林工程有限責任公司   閱覽次數(shu):4次   

有(you)(you)機(ji)廢(fei)(fei)氣(qi)(qi)(qi)(qi)通常是(shi)(shi)易燃易爆、有(you)(you)毒有(you)(you)害(hai)氣(qi)(qi)(qi)(qi)體,在廢(fei)(fei)氣(qi)(qi)(qi)(qi)凈(jing)(jing)(jing)化處(chu)(chu)(chu)理設計中安(an)(an)全(quan)(quan)要(yao)素(su)為原則。所(suo)以(yi)揮(hui)發性有(you)(you)機(ji)物的(de)(de)(de)(de)比較大濃(nong)度(du)安(an)(an)全(quan)(quan)指標必(bi)須下限(xian)1/4值以(yi)下運(yun)行(xing)。有(you)(you)經驗(yan)的(de)(de)(de)(de)設計師會考慮到(dao)突發性濃(nong)度(du)揮(hui)發。如生產商工藝配方投料失(shi)誤,生產線溫度(du)或(huo)壓力參數異(yi)常等均要(yao)有(you)(you)應急(ji)控制和(he)措施。尤(you)其在化工行(xing)業,這(zhe)個問題尤(you)為重(zhong)要(yao)。所(suo)以(yi),選擇有(you)(you)豐(feng)富經驗(yan)的(de)(de)(de)(de)有(you)(you)機(ji)廢(fei)(fei)氣(qi)(qi)(qi)(qi)凈(jing)(jing)(jing)化處(chu)(chu)(chu)理專業公司顯得尤(you)為重(zhong)要(yao)。有(you)(you)機(ji)廢(fei)(fei)氣(qi)(qi)(qi)(qi)凈(jing)(jing)(jing)化裝(zhuang)置選型必(bi)須優化和(he)可靠,這(zhe)為達標排(pai)放奠定了基礎。因為有(you)(you)機(ji)廢(fei)(fei)氣(qi)(qi)(qi)(qi)的(de)(de)(de)(de)成(cheng)份繁多,凈(jing)(jing)(jing)化裝(zhuang)置的(de)(de)(de)(de)品(pin)質直接影響安(an)(an)全(quan)(quan)運(yun)行(xing)和(he)凈(jing)(jing)(jing)化效果。所(suo)以(yi),廢(fei)(fei)氣(qi)(qi)(qi)(qi)處(chu)(chu)(chu)理環(huan)保達標排(pai)放是(shi)(shi)第二原則。廢(fei)(fei)氣(qi)(qi)(qi)(qi)處(chu)(chu)(chu)理設備(bei),就選蘇州(zhou)品(pin)控環(huan)境(jing)科技有(you)(you)限(xian)公司,用戶的(de)(de)(de)(de)信賴之選,歡迎您的(de)(de)(de)(de)來電(dian)!安(an)(an)徽臥式廢(fei)(fei)氣(qi)(qi)(qi)(qi)處(chu)(chu)(chu)理設備(bei)噴淋塔

安徽臥式廢氣處理設備噴淋塔,廢氣處理設備

活(huo)性(xing)(xing)炭(tan)(tan)吸(xi)(xi)(xi)(xi)脫附+催化(hua)(hua)燃燒系統(tong)(tong)是我司研發出的(de)適合處(chu)(chu)理大風量、低(di)濃度(du)的(de)揮發性(xing)(xing)有(you)(you)(you)機(ji)(ji)(ji)物廢氣(qi)裝(zhuang)置(zhi)。系統(tong)(tong)主要有(you)(you)(you)預處(chu)(chu)理裝(zhuang)置(zhi)、活(huo)性(xing)(xing)炭(tan)(tan)吸(xi)(xi)(xi)(xi)脫附裝(zhuang)置(zhi)、催化(hua)(hua)燃燒裝(zhuang)置(zhi)、風機(ji)(ji)(ji)、煙囪等(deng)(deng)(deng)組成。系統(tong)(tong)原(yuan)理:根(gen)據多(duo)孔(kong)活(huo)性(xing)(xing)炭(tan)(tan)的(de)吸(xi)(xi)(xi)(xi)附性(xing)(xing)能和活(huo)性(xing)(xing)炭(tan)(tan)在高(gao)溫狀態所表現的(de)脫附性(xing)(xing)質而將有(you)(you)(you)機(ji)(ji)(ji)物分別吸(xi)(xi)(xi)(xi)附和脫附,脫附后的(de)有(you)(you)(you)機(ji)(ji)(ji)物進(jin)入催化(hua)(hua)燃燒爐(lu)在300-400℃進(jin)行(xing)(xing)催化(hua)(hua)燃燒將C、H化(hua)(hua)合物氧化(hua)(hua)為(wei)(wei)CO2和H2O等(deng)(deng)(deng)。產(chan)品特點(dian):a.可(ke)同時(shi)去除多(duo)種有(you)(you)(you)機(ji)(ji)(ji)污染物,具(ju)有(you)(you)(you)工(gong)藝(yi)流程(cheng)簡(jian)單、布局緊湊、運(yun)行(xing)(xing)可(ke)靠等(deng)(deng)(deng)優點(dian);b.具(ju)有(you)(you)(you)凈化(hua)(hua)效率高(gao),可(ke)達92%以上;c.選(xuan)用(yong)高(gao)吸(xi)(xi)(xi)(xi)附碘(dian)值的(de)蜂窩狀活(huo)性(xing)(xing)炭(tan)(tan)作為(wei)(wei)吸(xi)(xi)(xi)(xi)附載體,吸(xi)(xi)(xi)(xi)附壽(shou)命長、吸(xi)(xi)(xi)(xi)附阻力小;d.具(ju)有(you)(you)(you)運(yun)行(xing)(xing)費用(yong)低(di)的(de)優點(dian),其熱(re)回收效率可(ke)達95%以上;e.整個運(yun)行(xing)(xing)過程(cheng)無(wu)廢水產(chan)生(sheng)(sheng)(sheng),尾氣(qi)排(pai)放無(wu)NOx等(deng)(deng)(deng)二次污染產(chan)生(sheng)(sheng)(sheng)。北京臭氣(qi)廢氣(qi)處(chu)(chu)理設備(bei)生(sheng)(sheng)(sheng)產(chan)廠家蘇州品控環境科技有(you)(you)(you)限公司是一家專業(ye)提(ti)供廢氣(qi)處(chu)(chu)理設備(bei)的(de)公司,有(you)(you)(you)需求可(ke)以來電咨詢(xun)!

安徽臥式廢氣處理設備噴淋塔,廢氣處理設備

當(dang)今(jin)社會(hui),隨(sui)著工業(ye)不斷(duan)發達,很多工業(ye)企業(ye)在生(sheng)產(chan)過程中,會(hui)產(chan)生(sheng)難聞(wen)的(de)異味(wei)廢(fei)(fei)氣(qi),彌漫著車間和嚴重污(wu)染(ran)周圍(wei)空氣(qi)質(zhi)量,長期下來會(hui)直(zhi)接影(ying)響人們的(de)身體健康。燃燒(shao)(shao)法(fa)(fa)主要有根據(ju)燃燒(shao)(shao)的(de)溫度(du)(du)及輔助介(jie)質(zhi)不同又分為直(zhi)接燃燒(shao)(shao)法(fa)(fa)和催化燃燒(shao)(shao)法(fa)(fa)兩種。催化燃燒(shao)(shao)法(fa)(fa)較適合于(yu)高濃度(du)(du)、小風量廢(fei)(fei)氣(qi)的(de)凈化,在處理(li)低(di)濃度(du)(du)的(de)廢(fei)(fei)氣(qi)時,由于(yu)要維持300~400℃的(de)催化燃燒(shao)(shao)溫度(du)(du),需借助于(yu)活(huo)(huo)性(xing)炭吸(xi)(xi)附等(deng)濃縮工藝來提(ti)高廢(fei)(fei)氣(qi)的(de)燃燒(shao)(shao)熱值,但廢(fei)(fei)氣(qi)中的(de)水氣(qi)、油(you)污(wu)及顆粒物易引起活(huo)(huo)性(xing)炭吸(xi)(xi)附容量下降及催化劑中毒失活(huo)(huo)等(deng)問題,使(shi)(shi)得該方法(fa)(fa)的(de)推(tui)廣和使(shi)(shi)用在一定(ding)程度(du)(du)上受到了限制。

VOCs廢(fei)氣(qi)處(chu)理(li)(li)(li)設(she)備,蓄(xu)熱(re)(re)(re)(re)(re)式(shi)(shi)焚(fen)(fen)燒爐(lu)(lu)RTO裝(zhuang)置,適用于(yu)中小(xiao)風(feng)量(liang)、中高濃(nong)度的有(you)機(ji)廢(fei)氣(qi)處(chu)理(li)(li)(li)。系(xi)統(tong)(tong)主要由RTO氧(yang)化(hua)室、燃(ran)燒器、蓄(xu)熱(re)(re)(re)(re)(re)式(shi)(shi)、內(nei)保溫系(xi)統(tong)(tong)、助(zhu)燃(ran)系(xi)統(tong)(tong)、切換(huan)(huan)風(feng)閥、壓縮(suo)空氣(qi)系(xi)統(tong)(tong)、換(huan)(huan)熱(re)(re)(re)(re)(re)器等組成(cheng)。VOCs有(you)機(ji)廢(fei)氣(qi)通過(guo)RTO氧(yang)化(hua)室高溫使廢(fei)氣(qi)中VOCs組分(fen)氧(yang)化(hua)分(fen)解為(wei)無害(hai)CO2和H2O。蓄(xu)熱(re)(re)(re)(re)(re)式(shi)(shi)焚(fen)(fen)燒爐(lu)(lu)RTO裝(zhuang)置包(bao)括至少一組熱(re)(re)(re)(re)(re)回收率(lv)高達95%的陶瓷填充床換(huan)(huan)熱(re)(re)(re)(re)(re)器,可(ke)以節省升溫所需要的燃(ran)料消耗,降低運(yun)行成(cheng)本。風(feng)機(ji)變頻控制,以適應不同(tong)的運(yun)行工(gong)況。余熱(re)(re)(re)(re)(re)回收部分(fen)主要是由換(huan)(huan)熱(re)(re)(re)(re)(re)器、管路、風(feng)機(ji)等組成(cheng)。對燃(ran)燒后排(pai)出(chu)的氣(qi)體余熱(re)(re)(re)(re)(re)回用至企業生產車(che)間、生活用水、節約能源、創造效益。蓄(xu)熱(re)(re)(re)(re)(re)式(shi)(shi)焚(fen)(fen)燒爐(lu)(lu)RTO+余熱(re)(re)(re)(re)(re)回收系(xi)統(tong)(tong)壓力損失小(xiao)、使用壽命長、帶有(you)自動報警系(xi)統(tong)(tong)及(ji)爆破口、安全性能高;另外三室RTO處(chu)理(li)(li)(li)效率(lv)高達99%,對灰塵(chen)、顆粒物等不敏感,并且蓄(xu)熱(re)(re)(re)(re)(re)式(shi)(shi)焚(fen)(fen)燒爐(lu)(lu)RTO維護工(gong)作(zuo)量(liang)小(xiao)。蓄(xu)熱(re)(re)(re)(re)(re)式(shi)(shi)焚(fen)(fen)燒爐(lu)(lu)RTO應用于(yu)噴(pen)漆(qi)制造、化(hua)工(gong)、醫療、石化(hua)、太陽能等行業,適用高濃(nong)度、中效風(feng)量(liang)的有(you)機(ji)廢(fei)氣(qi)處(chu)理(li)(li)(li),幾(ji)乎(hu)可(ke)以處(chu)理(li)(li)(li)所有(you)含有(you)機(ji)化(hua)合物的廢(fei)氣(qi)。廢(fei)氣(qi)處(chu)理(li)(li)(li)設(she)備,就選(xuan)蘇州品(pin)控環境(jing)科技有(you)限公(gong)司,用戶的信賴之(zhi)選(xuan),有(you)想法的不要錯過(guo)哦!

安徽臥式廢氣處理設備噴淋塔,廢氣處理設備

針對大(da)風量(liang)、中低(di)(di)濃(nong)(nong)度VOCs有(you)(you)機廢(fei)氣(qi)(qi)(qi)(qi)治(zhi)理,分(fen)子(zi)篩(shai)轉輪是(shi)當(dang)前相當(dang)有(you)(you)效(xiao)率(lv)、安全的(de)(de)(de)(de)濃(nong)(nong)縮(suo)(suo)裝置(zhi)。分(fen)子(zi)篩(shai)轉輪是(shi)將分(fen)子(zi)篩(shai)吸(xi)(xi)附(fu)(fu)材(cai)料附(fu)(fu)著于蜂(feng)窩(wo)狀多孔載體(ti)上制備而成(cheng)的(de)(de)(de)(de)一種轉輪吸(xi)(xi)附(fu)(fu)濃(nong)(nong)縮(suo)(suo)設備。利用分(fen)子(zi)篩(shai)特殊的(de)(de)(de)(de)晶體(ti)多孔結構(gou)可(ke)(ke)吸(xi)(xi)附(fu)(fu)VOCs使廢(fei)氣(qi)(qi)(qi)(qi)得到(dao)凈化,通(tong)過脫附(fu)(fu)使得分(fen)子(zi)篩(shai)材(cai)料再生(sheng)重復工作(zuo),廢(fei)氣(qi)(qi)(qi)(qi)經過5-25倍(bei)的(de)(de)(de)(de)比(bi)(bi)例濃(nong)(nong)縮(suo)(suo),轉變為高(gao)濃(nong)(nong)度、低(di)(di)風量(liang)有(you)(you)機廢(fei)氣(qi)(qi)(qi)(qi)。我司分(fen)子(zi)篩(shai)轉輪各項性(xing)能(neng)(neng)(neng)均達到(dao)國(guo)際同(tong)行(xing)(xing)(xing)標準,具有(you)(you)自主知識產(chan)權。產(chan)品特點(dian):(1)實現可(ke)(ke)修復、模塊化抽屜(ti)式的(de)(de)(de)(de)技術;(2)吸(xi)(xi)附(fu)(fu)效(xiao)率(lv)可(ke)(ke)達90-97%;(3)使用壽命大(da)5-10年;(4)成(cheng)套交(jiao)期2至(zhi)3個(ge)月;(5)分(fen)子(zi)篩(shai)不可(ke)(ke)燃(ran),安全性(xing)好,可(ke)(ke)以在高(gao)溫下進(jin)行(xing)(xing)(xing)脫附(fu)(fu)再生(sheng);(6)系(xi)(xi)(xi)統運(yun)行(xing)(xing)(xing)穩(wen)定,吸(xi)(xi)附(fu)(fu)、脫附(fu)(fu)出口濃(nong)(nong)度穩(wen)定,燃(ran)燒成(cheng)本低(di)(di);(7)濃(nong)(nong)縮(suo)(suo)倍(bei)率(lv)從(cong)5-25倍(bei)可(ke)(ke)調(diao),能(neng)(neng)(neng)夠為系(xi)(xi)(xi)統后處理設備節(jie)(jie)約車成(cheng)本;(8)平穩(wen)可(ke)(ke)控的(de)(de)(de)(de)濃(nong)(nong)縮(suo)(suo)比(bi)(bi),能(neng)(neng)(neng)夠為用戶降低(di)(di)運(yun)行(xing)(xing)(xing)成(cheng)本(比(bi)(bi)活性(xing)炭(tan)低(di)(di));(9)能(neng)(neng)(neng)夠為系(xi)(xi)(xi)統提(ti)供平穩(wen)的(de)(de)(de)(de)濃(nong)(nong)縮(suo)(suo)“燃(ran)料”使得后處理系(xi)(xi)(xi)統高(gao)效(xiao)節(jie)(jie)能(neng)(neng)(neng),降低(di)(di)運(yun)營成(cheng)本廢(fei)氣(qi)(qi)(qi)(qi)處理設備,就選(xuan)蘇州品控環(huan)境科技有(you)(you)限(xian)公司,讓您滿(man)意,歡(huan)迎您的(de)(de)(de)(de)來電哦!陜西廢(fei)氣(qi)(qi)(qi)(qi)處理設備噴淋塔

蘇州品(pin)控(kong)環(huan)境科技有限公司為(wei)您提供專(zhuan)業的廢氣處理設備(bei),期待為(wei)您服務!安徽臥(wo)式廢氣處理設備(bei)噴(pen)淋塔

靜電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)除(chu)塵(chen)是氣(qi)(qi)(qi)(qi)體(ti)(ti)除(chu)塵(chen)方法(fa)的(de)一種(zhong)。含塵(chen)氣(qi)(qi)(qi)(qi)體(ti)(ti)經過(guo)高(gao)(gao)壓(ya)靜電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)(chang)時被(bei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)分(fen)離(li),塵(chen)粒(li)與(yu)負(fu)離(li)子(zi)結合帶上(shang)負(fu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)后,趨向(xiang)(xiang)陽極(ji)表面放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)而(er)沉積。在(zai)(zai)(zai)冶金(jin)(jin)、化(hua)(hua)學等工業中(zhong)用(yong)(yong)(yong)(yong)以凈(jing)化(hua)(hua)氣(qi)(qi)(qi)(qi)體(ti)(ti)或回收有(you)用(yong)(yong)(yong)(yong)塵(chen)粒(li)。利(li)用(yong)(yong)(yong)(yong)靜電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)(chang)使(shi)(shi)(shi)氣(qi)(qi)(qi)(qi)體(ti)(ti)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)離(li)從而(er)使(shi)(shi)(shi)塵(chen)粒(li)帶電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)吸附(fu)到(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)上(shang)的(de)收塵(chen)方法(fa)。在(zai)(zai)(zai)強(qiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)(chang)中(zhong)空氣(qi)(qi)(qi)(qi)分(fen)子(zi)被(bei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)離(li)為(wei)正離(li)子(zi)和(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi),電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)奔向(xiang)(xiang)正極(ji)過(guo)程中(zhong)遇到(dao)塵(chen)粒(li),使(shi)(shi)(shi)塵(chen)粒(li)帶負(fu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)吸附(fu)到(dao)正極(ji)被(bei)收集。當然通過(guo)技術創新,也有(you)采用(yong)(yong)(yong)(yong)負(fu)極(ji)板(ban)集塵(chen)的(de)方式(shi)。以往常用(yong)(yong)(yong)(yong)于(yu)以煤為(wei)燃料的(de)工廠、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)站,收集煙氣(qi)(qi)(qi)(qi)中(zhong)的(de)煤灰和(he)粉(fen)塵(chen)。冶金(jin)(jin)中(zhong)用(yong)(yong)(yong)(yong)于(yu)收集錫、鋅、鉛(qian)、鋁等的(de)氧化(hua)(hua)物,也有(you)可以用(yong)(yong)(yong)(yong)于(yu)家居的(de)除(chu)塵(chen)滅菌產(chan)品(pin)。靜電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)除(chu)塵(chen)空氣(qi)(qi)(qi)(qi)凈(jing)化(hua)(hua)器(qi)利(li)用(yong)(yong)(yong)(yong)高(gao)(gao)壓(ya)直流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)(chang)使(shi)(shi)(shi)空氣(qi)(qi)(qi)(qi)中(zhong)的(de)氣(qi)(qi)(qi)(qi)體(ti)(ti)分(fen)子(zi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)離(li),產(chan)生(sheng)大量(liang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)和(he)離(li)子(zi),在(zai)(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)(chang)力的(de)作(zuo)(zuo)用(yong)(yong)(yong)(yong)下(xia)向(xiang)(xiang)兩極(ji)移(yi)動,在(zai)(zai)(zai)移(yi)動過(guo)程中(zhong)碰到(dao)氣(qi)(qi)(qi)(qi)流(liu)(liu)中(zhong)的(de)粉(fen)塵(chen)顆(ke)粒(li)和(he)細(xi)菌使(shi)(shi)(shi)其荷(he)(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian),荷(he)(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)顆(ke)粒(li)在(zai)(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)(chang)力作(zuo)(zuo)用(yong)(yong)(yong)(yong)下(xia)向(xiang)(xiang)自(zi)(zi)(zi)身電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)(he)相反的(de)極(ji)板(ban)做運(yun)動,在(zai)(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)(chang)作(zuo)(zuo)用(yong)(yong)(yong)(yong)下(xia),空氣(qi)(qi)(qi)(qi)中(zhong)的(de)自(zi)(zi)(zi)由離(li)子(zi)要向(xiang)(xiang)兩極(ji)移(yi)動,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)愈高(gao)(gao)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)(chang)強(qiang)度愈高(gao)(gao),離(li)子(zi)的(de)運(yun)動速(su)度愈快。由于(yu)離(li)子(zi)的(de)運(yun)動,極(ji)間形成(cheng)了電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)。開始時,空氣(qi)(qi)(qi)(qi)中(zhong)的(de)自(zi)(zi)(zi)由離(li)子(zi)少,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)較(jiao)少。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)升高(gao)(gao)到(dao)一定(ding)數值后,放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)附(fu)近的(de)離(li)子(zi)獲(huo)得了較(jiao)高(gao)(gao)的(de)能量(liang)和(he)速(su)度,它們撞擊空氣(qi)(qi)(qi)(qi)中(zhong)的(de)中(zhong)性原(yuan)子(zi)時,中(zhong)性原(yuan)子(zi)會分(fen)解成(cheng)正、負(fu)離(li)子(zi),這種(zhong)現象(xiang)稱為(wei)空氣(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)離(li)。安徽臥(wo)式(shi)廢氣(qi)(qi)(qi)(qi)處(chu)理設備(bei)噴淋塔

熱點新聞