無(wu)(wu)塵(chen)(chen)(chen)車(che)間(jian)如(ru)何(he)做到無(wu)(wu)塵(chen)(chen)(chen)。1.空調(diao)系(xi)(xi)(xi)(xi)統(tong)：無(wu)(wu)塵(chen)(chen)(chen)車(che)間(jian)需要配備(bei)高(gao)效(xiao)的(de)(de)(de)空調(diao)系(xi)(xi)(xi)(xi)統(tong)，以(yi)(yi)(yi)確保(bao)室(shi)內空氣的(de)(de)(de)潔(jie)凈(jing)度(du)。空調(diao)系(xi)(xi)(xi)(xi)統(tong)應(ying)能夠(gou)提供足夠(gou)的(de)(de)(de)風量和(he)(he)(he)適(shi)當的(de)(de)(de)溫度(du)，以(yi)(yi)(yi)保(bao)持(chi)車(che)間(jian)內的(de)(de)(de)濕(shi)度(du)和(he)(he)(he)溫度(du)穩(wen)定。此外，還應(ying)安(an)裝(zhuang)過(guo)濾(lv)(lv)器和(he)(he)(he)除塵(chen)(chen)(chen)器等設備(bei)，以(yi)(yi)(yi)過(guo)濾(lv)(lv)空氣中的(de)(de)(de)塵(chen)(chen)(chen)埃和(he)(he)(he)污(wu)染(ran)物。2.照(zhao)明系(xi)(xi)(xi)(xi)統(tong)：無(wu)(wu)塵(chen)(chen)(chen)車(che)間(jian)的(de)(de)(de)照(zhao)明系(xi)(xi)(xi)(xi)統(tong)應(ying)具(ju)備(bei)良好的(de)(de)(de)照(zhao)明效(xiao)果，并(bing)且不會(hui)產生過(guo)多(duo)的(de)(de)(de)熱量和(he)(he)(he)塵(chen)(chen)(chen)埃。可以(yi)(yi)(yi)選擇使(shi)用(yong)LED燈具(ju)，這些燈具(ju)具(ju)有高(gao)效(xiao)節能、壽(shou)命長(chang)和(he)(he)(he)不易(yi)產生塵(chen)(chen)(chen)埃的(de)(de)(de)特點。3.門(men)窗處理(li)：無(wu)(wu)塵(chen)(chen)(chen)車(che)間(jian)的(de)(de)(de)門(men)窗應(ying)具(ju)備(bei)良好的(de)(de)(de)密(mi)(mi)(mi)(mi)封(feng)性能，以(yi)(yi)(yi)防止塵(chen)(chen)(chen)埃和(he)(he)(he)污(wu)染(ran)物進入(ru)車(che)間(jian)。可以(yi)(yi)(yi)選擇使(shi)用(yong)密(mi)(mi)(mi)(mi)封(feng)膠(jiao)條或密(mi)(mi)(mi)(mi)封(feng)墊片來增加門(men)窗的(de)(de)(de)密(mi)(mi)(mi)(mi)封(feng)性能。4.定期(qi)維(wei)護：無(wu)(wu)塵(chen)(chen)(chen)車(che)間(jian)裝(zhuang)修完(wan)成(cheng)后，應(ying)定期(qi)進行維(wei)護和(he)(he)(he)清(qing)潔(jie)工(gong)作，以(yi)(yi)(yi)保(bao)持(chi)車(che)間(jian)的(de)(de)(de)潔(jie)凈(jing)度(du)。定期(qi)清(qing)潔(jie)地面(mian)(mian)、墻面(mian)(mian)、天花(hua)板和(he)(he)(he)設備(bei)，更(geng)(geng)換過(guo)濾(lv)(lv)器和(he)(he)(he)除塵(chen)(chen)(chen)器等設備(bei)，可以(yi)(yi)(yi)確保(bao)車(che)間(jian)始終保(bao)持(chi)無(wu)(wu)塵(chen)(chen)(chen)狀(zhuang)態。總之(zhi)，無(wu)(wu)塵(chen)(chen)(chen)車(che)間(jian)裝(zhuang)修需要綜合考慮空調(diao)系(xi)(xi)(xi)(xi)統(tong)、照(zhao)明系(xi)(xi)(xi)(xi)統(tong)等多(duo)個方面(mian)(mian)，以(yi)(yi)(yi)確保(bao)車(che)間(jian)的(de)(de)(de)潔(jie)凈(jing)度(du)。通(tong)過(guo)合理(li)的(de)(de)(de)設計和(he)(he)(he)嚴格的(de)(de)(de)施工(gong)流程，可以(yi)(yi)(yi)實現無(wu)(wu)塵(chen)(chen)(chen)車(che)間(jian)的(de)(de)(de)目標。實驗室(shi)無(wu)(wu)塵(chen)(chen)(chen)凈(jing)化，讓您的(de)(de)(de)工(gong)作更(geng)(geng)加科技、前沿。河(he)北無(wu)(wu)塵(chen)(chen)(chen)凈(jing)化房

實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)的(de)(de)(de)(de)(de)(de)好處在(zai)科(ke)(ke)學研(yan)(yan)(yan)究(jiu)(jiu)和實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)過(guo)程中，保持(chi)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)的(de)(de)(de)(de)(de)(de)潔凈(jing)(jing)度(du)至關重要(yao)。無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)不僅可(ke)(ke)(ke)(ke)以(yi)(yi)提(ti)(ti)(ti)(ti)高(gao)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)的(de)(de)(de)(de)(de)(de)準確(que)性和可(ke)(ke)(ke)(ke)靠性，還能確(que)保實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)人(ren)(ren)員(yuan)(yuan)(yuan)(yuan)(yuan)的(de)(de)(de)(de)(de)(de)健康安全(quan)。以(yi)(yi)下是實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)的(de)(de)(de)(de)(de)(de)一(yi)些主要(yao)好處：1.提(ti)(ti)(ti)(ti)高(gao)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)準確(que)性：無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)可(ke)(ke)(ke)(ke)以(yi)(yi)有(you)(you)效地去除空(kong)氣中的(de)(de)(de)(de)(de)(de)塵(chen)(chen)(chen)埃(ai)、微生(sheng)物(wu)和其他污染(ran)物(wu)，從而(er)降低實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)結果的(de)(de)(de)(de)(de)(de)誤差。這對于需要(yao)精確(que)測量和分析的(de)(de)(de)(de)(de)(de)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)尤為(wei)重要(yao)，如(ru)生(sheng)物(wu)學、化(hua)(hua)學和物(wu)理(li)學等領域的(de)(de)(de)(de)(de)(de)研(yan)(yan)(yan)究(jiu)(jiu)。2.保護實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)設(she)備(bei)(bei)：無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)可(ke)(ke)(ke)(ke)以(yi)(yi)減(jian)少(shao)空(kong)氣中的(de)(de)(de)(de)(de)(de)顆粒物(wu)對實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)設(she)備(bei)(bei)的(de)(de)(de)(de)(de)(de)磨損和腐蝕，延(yan)長設(she)備(bei)(bei)的(de)(de)(de)(de)(de)(de)使(shi)用壽(shou)命。此外(wai)，無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)環境(jing)還可(ke)(ke)(ke)(ke)以(yi)(yi)降低設(she)備(bei)(bei)故(gu)障(zhang)率，減(jian)少(shao)維修(xiu)成(cheng)本。3.保障(zhang)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)人(ren)(ren)員(yuan)(yuan)(yuan)(yuan)(yuan)健康：無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)可(ke)(ke)(ke)(ke)以(yi)(yi)有(you)(you)效降低實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)人(ren)(ren)員(yuan)(yuan)(yuan)(yuan)(yuan)吸入有(you)(you)害物(wu)質的(de)(de)(de)(de)(de)(de)風險，如(ru)細菌、病(bing)毒、化(hua)(hua)學物(wu)質等。這對于從事高(gao)風險實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)的(de)(de)(de)(de)(de)(de)人(ren)(ren)員(yuan)(yuan)(yuan)(yuan)(yuan)尤為(wei)重要(yao)，如(ru)生(sheng)物(wu)安全(quan)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)的(de)(de)(de)(de)(de)(de)工(gong)作(zuo)人(ren)(ren)員(yuan)(yuan)(yuan)(yuan)(yuan)。4.提(ti)(ti)(ti)(ti)高(gao)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)效率：無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)可(ke)(ke)(ke)(ke)以(yi)(yi)為(wei)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)人(ren)(ren)員(yuan)(yuan)(yuan)(yuan)(yuan)提(ti)(ti)(ti)(ti)供一(yi)個舒適(shi)、安全(quan)的(de)(de)(de)(de)(de)(de)工(gong)作(zuo)環境(jing)，有(you)(you)助于提(ti)(ti)(ti)(ti)高(gao)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)人(ren)(ren)員(yuan)(yuan)(yuan)(yuan)(yuan)的(de)(de)(de)(de)(de)(de)工(gong)作(zuo)效率。此外(wai)，無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)環境(jing)還可(ke)(ke)(ke)(ke)以(yi)(yi)減(jian)少(shao)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)過(guo)程中的(de)(de)(de)(de)(de)(de)干擾因(yin)素，使(shi)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)結果更加可(ke)(ke)(ke)(ke)靠。5.促進科(ke)(ke)研(yan)(yan)(yan)成(cheng)果：無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)室(shi)(shi)為(wei)科(ke)(ke)研(yan)(yan)(yan)人(ren)(ren)員(yuan)(yuan)(yuan)(yuan)(yuan)提(ti)(ti)(ti)(ti)供了一(yi)個良好的(de)(de)(de)(de)(de)(de)研(yan)(yan)(yan)究(jiu)(jiu)平臺，有(you)(you)助于提(ti)(ti)(ti)(ti)高(gao)科(ke)(ke)研(yan)(yan)(yan)成(cheng)果的(de)(de)(de)(de)(de)(de)質量。無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)環境(jing)可(ke)(ke)(ke)(ke)以(yi)(yi)確(que)保實(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)數據的(de)(de)(de)(de)(de)(de)準確(que)性和可(ke)(ke)(ke)(ke)靠性。鹽(yan)田區萬級無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)凈(jing)(jing)化(hua)(hua)車間高(gao)效過(guo)濾，簡單易用，為(wei)您打(da)造無(wu)(wu)(wu)(wu)塵(chen)(chen)(chen)車間，提(ti)(ti)(ti)(ti)高(gao)生(sheng)產效率。

判斷工(gong)(gong)廠是否需(xu)要(yao)(yao)做(zuo)凈(jing)(jing)(jing)(jing)化工(gong)(gong)程(cheng)，首先要(yao)(yao)了(le)解凈(jing)(jing)(jing)(jing)化工(gong)(gong)程(cheng)的分類。凈(jing)(jing)(jing)(jing)化工(gong)(gong)程(cheng)分為(wei)強制性與需(xu)求性，例如某些(xie)行業(ye)藥廠、手術室(shi)、醫(yi)療器(qi)械(xie)、食品廠等，有著明(ming)確的生(sheng)產(chan)條件要(yao)(yao)求，必須安(an)裝(zhuang)潔(jie)凈(jing)(jing)(jing)(jing)室(shi)；而依據自身工(gong)(gong)藝(yi)需(xu)求，為(wei)了(le)保證產(chan)品生(sheng)產(chan)效(xiao)率、產(chan)品合格(ge)率，需(xu)要(yao)(yao)在凈(jing)(jing)(jing)(jing)化條件下生(sheng)產(chan)而安(an)裝(zhuang)的潔(jie)凈(jing)(jing)(jing)(jing)室(shi)，這一類為(wei)需(xu)求性凈(jing)(jing)(jing)(jing)化工(gong)(gong)程(cheng)。

目(mu)前來說，例如醫藥(yao)衛生、精(jing)密制造、光電(dian)子(zi)、航天航空、食品工業(ye)、化妝品、汽車噴漆等行業(ye)，這些(xie)領(ling)域普遍都(dou)需要運用到凈(jing)化工程。

潔凈(jing)車間(jian)的五大(da)特點潔凈(jing)車間(jian)是指空氣(qi)(qi)、地面(mian)、物體(ti)表面(mian)和設(she)備(bei)表面(mian)，無塵、無菌、無毒(du)害的作業環境(jing)。潔凈(jing)車間(jian)的特典：1.室(shi)(shi)內(nei)空氣(qi)(qi)清(qing)(qing)潔度達100級(ji)至1000級(ji)；室(shi)(shi)內(nei)噪聲≤65分(fen)貝（A）；溫度控(kong)(kong)制在18°C~25°C范(fan)圍內(nei)；相對濕度保(bao)(bao)持在35%~75%之間(jian)。2.生產(chan)區域(yu)內(nei)應設(she)置換風(feng)系統和空氣(qi)(qi)凈(jing)化裝(zhuang)置，以保(bao)(bao)持空氣(qi)(qi)清(qing)(qing)潔度在100~1000級(ji)范(fan)圍內(nei)。采(cai)用高(gao)(gao)效送風(feng)口和回風(feng)口，使(shi)車間(jian)內(nei)形(xing)成上低下高(gao)(gao)氣(qi)(qi)流(liu)流(liu)型；采(cai)用層流(liu)罩或局部百葉窗式(shi)通風(feng)方式(shi)，避免不同高(gao)(gao)度的污染源(yuan)直接接觸。3.生產(chan)區域(yu)內(nei)應設(she)置排風(feng)系統及凈(jing)化處理設(she)施，以保(bao)(bao)證有(you)(you)害氣(qi)(qi)體(ti)濃度低于30mg/m34.生產(chan)設(she)備(bei)布局合(he)理緊湊；工藝流(liu)程簡(jian)潔流(liu)暢(chang)并易于操作控(kong)(kong)制。5.生產(chan)工藝先進可靠并具(ju)有(you)(you)可追溯性；產(chan)品(pin)符合(he)有(you)(you)關標準的規(gui)定和要求。無塵凈(jing)化設(she)備(bei)，提供工作保(bao)(bao)障，讓您事半(ban)功(gong)倍(bei)。

凈化室暖通(tong)空調施工質(zhi)量(liang)控制(zhi)

1. 管(guan)(guan)道安(an)裝(zhuang)(zhuang)：管(guan)(guan)道安(an)裝(zhuang)(zhuang)應嚴格(ge)按照設(she)計圖紙和施工(gong)方案進(jin)行(xing)，確保(bao)管(guan)(guan)道連接牢(lao)固、密(mi)(mi)封良(liang)好(hao)，避(bi)免(mian)泄(xie)漏和污染。2. 設(she)備安(an)裝(zhuang)(zhuang)：設(she)備安(an)裝(zhuang)(zhuang)應按照生產(chan)廠家的要求(qiu)進(jin)行(xing)，確保(bao)設(she)備安(an)裝(zhuang)(zhuang)位置準(zhun)確、固定牢(lao)固，避(bi)免(mian)設(she)備運行(xing)過程中的振動(dong)和噪音。3. 風管(guan)(guan)制作與安(an)裝(zhuang)(zhuang)：風管(guan)(guan)制作應嚴格(ge)按照設(she)計要求(qiu)進(jin)行(xing)，確保(bao)風管(guan)(guan)尺寸、形狀和材質(zhi)符(fu)合要求(qiu)；風管(guan)(guan)安(an)裝(zhuang)(zhuang)應保(bao)證(zheng)風管(guan)(guan)連接嚴密(mi)(mi)、無(wu)漏風現象。4. 系統調試：凈化(hua)(hua)室(shi)暖(nuan)通空調系統安(an)裝(zhuang)(zhuang)完成后，應進(jin)行(xing)系統調試，確保(bao)系統運行(xing)穩(wen)定、性能良(liang)好(hao)，滿足(zu)凈化(hua)(hua)室(shi)的使用(yong)要求(qiu)。車間無(wu)塵凈化(hua)(hua)設(she)備，為您創(chuang)造一個無(wu)塵、無(wu)干擾的工(gong)作空間。河北無(wu)塵凈化(hua)(hua)房

無(wu)塵凈化(hua)系統，減(jian)少(shao)噪音和(he)壓力，提高工作質(zhi)量(liang)和(he)效率。河北無(wu)塵凈化(hua)房

在(zai)凈(jing)化(hua)實(shi)驗(yan)(yan)室工(gong)程中(zhong)，空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)起著至(zhi)(zhi)關重(zhong)要(yao)的(de)作(zuo)用。它的(de)主要(yao)功(gong)能(neng)是去除(chu)空(kong)氣(qi)(qi)中(zhong)的(de)塵埃(ai)、細菌、病毒(du)和其(qi)他微(wei)小(xiao)顆粒物(wu)，以(yi)(yi)(yi)(yi)確保實(shi)驗(yan)(yan)室內(nei)的(de)空(kong)氣(qi)(qi)達到(dao)一(yi)定的(de)潔凈(jing)度和無(wu)(wu)菌狀(zhuang)態。這對于實(shi)驗(yan)(yan)室工(gong)作(zuo)人員的(de)健(jian)康(kang)和實(shi)驗(yan)(yan)數據的(de)準確性具(ju)有重(zhong)要(yao)意(yi)義。首先，空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)可(ke)以(yi)(yi)(yi)(yi)有效地(di)(di)減少空(kong)氣(qi)(qi)中(zhong)的(de)微(wei)生(sheng)(sheng)物(wu)污(wu)染。實(shi)驗(yan)(yan)室通常需(xu)要(yao)嚴(yan)格的(de)無(wu)(wu)菌環境，以(yi)(yi)(yi)(yi)防止外(wai)部(bu)微(wei)生(sheng)(sheng)物(wu)對實(shi)驗(yan)(yan)結(jie)果的(de)影響。空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)可(ke)以(yi)(yi)(yi)(yi)捕捉到(dao)空(kong)氣(qi)(qi)中(zhong)的(de)微(wei)生(sheng)(sheng)物(wu)，從(cong)而(er)降(jiang)低實(shi)驗(yan)(yan)室內(nei)的(de)微(wei)生(sheng)(sheng)物(wu)污(wu)染水平(ping)。此外(wai)，空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)還(huan)可(ke)以(yi)(yi)(yi)(yi)防止微(wei)生(sheng)(sheng)物(wu)在(zai)實(shi)驗(yan)(yan)設備(bei)和工(gong)作(zuo)臺面上滋(zi)生(sheng)(sheng)，保持(chi)實(shi)驗(yan)(yan)室環境的(de)清(qing)潔。其(qi)次，空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)可(ke)以(yi)(yi)(yi)(yi)提高室內(nei)空(kong)氣(qi)(qi)質量(liang)。實(shi)驗(yan)(yan)室內(nei)可(ke)能(neng)產(chan)生(sheng)(sheng)各種有害氣(qi)(qi)體，如(ru)有機溶劑(ji)、酸霧等。空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)可(ke)以(yi)(yi)(yi)(yi)吸附這些有害氣(qi)(qi)體，降(jiang)低它們(men)在(zai)空(kong)氣(qi)(qi)中(zhong)的(de)濃(nong)度，從(cong)而(er)保護實(shi)驗(yan)(yan)室工(gong)作(zuo)人員的(de)健(jian)康(kang)。同時，空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)還(huan)可(ke)以(yi)(yi)(yi)(yi)消除(chu)異味，創造一(yi)個清(qing)新舒適的(de)工(gong)作(zuo)環境。此外(wai)，空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)還(huan)可(ke)以(yi)(yi)(yi)(yi)延長實(shi)驗(yan)(yan)設備(bei)的(de)使用壽命。空(kong)氣(qi)(qi)中(zhong)的(de)灰塵和顆粒物(wu)可(ke)能(neng)會(hui)堵塞(sai)實(shi)驗(yan)(yan)設備(bei)的(de)過(guo)(guo)濾(lv)(lv)網(wang)和傳感器(qi)，導致設備(bei)性能(neng)下降(jiang)甚至(zhi)(zhi)損壞。定期(qi)更換空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)可(ke)以(yi)(yi)(yi)(yi)有效消除(chu)這些顆粒物(wu)，保持(chi)實(shi)驗(yan)(yan)設備(bei)的(de)正常運行。總之，空(kong)氣(qi)(qi)過(guo)(guo)濾(lv)(lv)器(qi)在(zai)凈(jing)化(hua)實(shi)驗(yan)(yan)室工(gong)程中(zhong)具(ju)有舉足輕重(zhong)的(de)地(di)(di)位。河北無(wu)(wu)塵凈(jing)化(hua)房

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