• 
• 
• 
• 
• 

長(chang)(chang)(chang)(chang)春(chun)(chun)(chun)C系(xi)列(lie)方(fang)(fang)形百(bai)葉(xie)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao) 風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)用(yong)(yong)(yong)途：產(chan)生(sheng)(sheng)空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)對(dui)流(liu)，排(pai)散熱(re)(re)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。 減(jian)低空(kong)(kong)(kong)(kong)(kong)調(diao)(diao)負荷(he)、增(zeng)加(jia)(jia)室內新(xin)鮮空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。 抽出(chu)(chu)屋(wu)頂(ding)濕氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)、霉氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)、蒸(zheng)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)，保持(chi)樓頂(ding)干(gan)爽。 代替重型電(dian)排(pai)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)機、減(jian)低支架成(cheng)(cheng)(cheng)(cheng)(cheng)本節(jie)省電(dian)費、減(jian)掉噪音。 長(chang)(chang)(chang)(chang)春(chun)(chun)(chun)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)是利(li)用(yong)(yong)(yong)自然(ran)(ran)界(jie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)自然(ran)(ran)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)速推動(dong)(dong)(dong)(dong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)機的(de)(de)(de)(de)(de)(de)(de)(de)(de)渦輪(lun)(lun)旋轉(zhuan)及(ji)室內外空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)對(dui)流(liu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)原理(li)(li)(li)，將(jiang)任(ren)行(xing)(xing)(xing)(xing)方(fang)(fang)向(xiang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)流(liu)動(dong)(dong)(dong)(dong)，加(jia)(jia)速并轉(zhuan)變(bian)為由(you)下(xia)而上(shang)垂直的(de)(de)(de)(de)(de)(de)(de)(de)(de)空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)流(liu)動(dong)(dong)(dong)(dong)，以(yi)(yi)提高(gao)(gao)(gao)室內通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)換(huan)(huan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)效(xiao)果的(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)(yi)種裝置(zhi)(zhi)(zhi)(zhi)。 它不用(yong)(yong)(yong)電(dian)，無噪音，可長(chang)(chang)(chang)(chang)期(qi)(qi)運(yun)轉(zhuan)，排(pai)除室內的(de)(de)(de)(de)(de)(de)(de)(de)(de)熱(re)(re)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)，濕氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)和穢氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)，其根(gen)據(ju)空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)自然(ran)(ran)規律和氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)流(liu)流(liu)動(dong)(dong)(dong)(dong)原理(li)(li)(li)，合(he)(he)理(li)(li)(li)化(hua)(hua)(hua)設(she)置(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)(zai)(zai)(zai)屋(wu)面(mian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)頂(ding)部，能迅(xun)速排(pai)出(chu)(chu)室內的(de)(de)(de)(de)(de)(de)(de)(de)(de)熱(re)(re)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)和污濁氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)，改善(shan)室內環境。長(chang)(chang)(chang)(chang)春(chun)(chun)(chun)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)依托風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)以(yi)(yi)及(ji)上(shang)下(xia)游產(chan)業鏈整合(he)(he)拓展為重點(dian)，在(zai)(zai)(zai)(zai)(zai)(zai)長(chang)(chang)(chang)(chang)春(chun)(chun)(chun)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)產(chan)業并購重組中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)逐漸顯現(xian)(xian)(xian)，將(jiang)加(jia)(jia)速全國(guo)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)產(chan)業集(ji)中(zhong)(zhong)度(du)與整體(ti)產(chan)業優化(hua)(hua)(hua)。由(you)于(yu)電(dian)弧(hu)爐(lu)(lu)(lu)產(chan)量(liang)增(zeng)加(jia)(jia)，粗鋼產(chan)量(liang)居高(gao)(gao)(gao)不下(xia)，疊(die)加(jia)(jia)偏空(kong)(kong)(kong)(kong)(kong)宏觀數據(ju)，風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)價格中(zhong)(zhong)長(chang)(chang)(chang)(chang)期(qi)(qi)將(jiang)下(xia)降，但(dan)短期(qi)(qi)下(xia)游需求(qiu)表現(xian)(xian)(xian)較強(qiang)，疊(die)加(jia)(jia)10月下(xia)旬開(kai)始北方(fang)(fang)鋼廠(chang)高(gao)(gao)(gao)峰(feng)檢(jian)修(xiu)期(qi)(qi)來(lai)臨，在(zai)(zai)(zai)(zai)(zai)(zai)總庫存壓力(li)不大，基差深貼(tie)(tie)水(shui)的(de)(de)(de)(de)(de)(de)(de)(de)(de)情況(kuang)下(xia)，風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)期(qi)(qi)價調(diao)(diao)整幅度(du)有(you)限，易漲難跌。 這就提醒我(wo)(wo)們要(yao)定期(qi)(qi)檢(jian)查更換(huan)(huan)鍋(guo)爐(lu)(lu)(lu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)就蘑(mo)菇型風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)來(lai)說(shuo)它的(de)(de)(de)(de)(de)(de)(de)(de)(de)特點(dian)是耐(nai)熱(re)(re)，它的(de)(de)(de)(de)(de)(de)(de)(de)(de)應用(yong)(yong)(yong)范圍通(tong)(tong)常是電(dian)站鍋(guo)爐(lu)(lu)(lu)燃燒(shao)器火嘴，流(liu)化(hua)(hua)(hua)床(chuang)鍋(guo)爐(lu)(lu)(lu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)，中(zhong)(zhong)心筒(tong)，機械(xie)，礦山(shan)，冶金，化(hua)(hua)(hua)工(gong)，交通(tong)(tong)，水(shui)泥生(sheng)(sheng)產(chan)設(she)備(bei)等風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)安裝位置(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)(zai)(zai)(zai)爐(lu)(lu)(lu)膛(tang)底部，流(liu)化(hua)(hua)(hua)床(chuang)一(yi)(yi)(yi)般(ban)燒(shao)10mm以(yi)(yi)下(xia)顆(ke)粒煤(mei)，靠(kao)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)吹出(chu)(chu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)把(ba)煤(mei)吹起(qi)(qi)來(lai)，成(cheng)(cheng)(cheng)(cheng)(cheng)沸騰狀(zhuang)燃燒(shao)，風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)一(yi)(yi)(yi)般(ban)成(cheng)(cheng)(cheng)(cheng)(cheng)百(bai)上(shang)千個，間隔20-750px排(pai)滿(man)在(zai)(zai)(zai)(zai)(zai)(zai)爐(lu)(lu)(lu)膛(tang)底部。其實風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)安裝在(zai)(zai)(zai)(zai)(zai)(zai)布風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)板(ban)上(shang)，鍋(guo)爐(lu)(lu)(lu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)是鍋(guo)爐(lu)(lu)(lu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)布風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)裝置(zhi)(zhi)(zhi)(zhi)。 軸流(liu)式風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)機固定位置(zhi)(zhi)(zhi)(zhi)并使(shi)空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)移動(dong)(dong)(dong)(dong)。有(you)效(xiao)解(jie)決(jue)通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)和躁音的(de)(de)(de)(de)(de)(de)(de)(de)(de)兩(liang)難問題(ti)(ti)(ti)。而作(zuo)用(yong)(yong)(yong)無動(dong)(dong)(dong)(dong)力(li)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)外部風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)力(li)進(jin)(jin)入(ru)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)體(ti)內不僅(jin)無法(fa)形成(cheng)(cheng)(cheng)(cheng)(cheng)負壓通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)工(gong)況(kuang)，其對(dui)室內的(de)(de)(de)(de)(de)(de)(de)(de)(de)熱(re)(re)壓排(pai)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)形成(cheng)(cheng)(cheng)(cheng)(cheng)阻力(li)影響(xiang)。采(cai)用(yong)(yong)(yong)至(zhi)少兩(liang)臺(tai)設(she)備(bei)，一(yi)(yi)(yi)臺(tai)在(zai)(zai)(zai)(zai)(zai)(zai)井口基點(dian)處(chu)記(ji)錄大氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)壓的(de)(de)(de)(de)(de)(de)(de)(de)(de)變(bian)化(hua)(hua)(hua)，其余的(de)(de)(de)(de)(de)(de)(de)(de)(de)下(xia)巷(xiang)道(dao)測試(shi)。為了保證，不允許(xu)在(zai)(zai)(zai)(zai)(zai)(zai)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)機運(yun)行(xing)(xing)(xing)(xing)中(zhong)(zhong)進(jin)(jin)行(xing)(xing)(xing)(xing)維修(xiu)，檢(jian)修(xiu)后(hou)應進(jin)(jin)行(xing)(xing)(xing)(xing)試(shi)運(yun)轉(zhuan)五分鐘(zhong)左右(you)，確認無異常現(xian)(xian)(xian)象再開(kai)機運(yun)轉(zhuan)。長(chang)(chang)(chang)(chang)春(chun)(chun)(chun)C系(xi)列(lie)方(fang)(fang)形百(bai)葉(xie)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao) 定位時，將(jiang)防水(shui)基板(ban)擱置(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)(zai)(zai)(zai)屋(wu)面(mian)上(shang)，并使(shi)基板(ban)上(shang)邊(bian)緣端嵌入(ru)屋(wu)脊(ji)(ji)(ji)金屬蓋(gai)板(ban)下(xia)的(de)(de)(de)(de)(de)(de)(de)(de)(de)縫隙里約50~100mm。渦輪(lun)(lun)通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)器，長(chang)(chang)(chang)(chang)春(chun)(chun)(chun) 是裝在(zai)(zai)(zai)(zai)(zai)(zai)工(gong)業廠(chang)房頂(ding)部屋(wu)脊(ji)(ji)(ji)兩(liang)側(ce)的(de)(de)(de)(de)(de)(de)(de)(de)(de)通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)換(huan)(huan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)設(she)備(bei)自然(ran)(ran)通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)樓廠(chang)家(jia)是利(li)自然(ran)(ran)界(jie)空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)對(dui)流(liu)理(li)(li)(li)，將(jiang)任(ren)行(xing)(xing)(xing)(xing)方(fang)(fang)向(xiang)空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)流(liu)動(dong)(dong)(dong)(dong)，加(jia)(jia)速并轉(zhuan)變(bian)為有(you)下(xia)而上(shang)垂直空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)流(liu)動(dong)(dong)(dong)(dong)。在(zai)(zai)(zai)(zai)(zai)(zai)通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)樓安裝前，根(gen)據(ju)現(xian)(xian)(xian)場的(de)(de)(de)(de)(de)(de)(de)(de)(de)工(gong)作(zuo)面(mian)，對(dui)相應的(de)(de)(de)(de)(de)(de)(de)(de)(de)軸線(xian)(xian)，尺寸位置(zhi)(zhi)(zhi)(zhi)標(biao)高(gao)(gao)(gao)等控制(zhi)點(dian)，并進(jin)(jin)行(xing)(xing)(xing)(xing)復(fu)測。氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)中(zhong)(zhong)水(shui)份易結(jie)露，使(shi)粉塵粘在(zai)(zai)(zai)(zai)(zai)(zai)葉(xie)輪(lun)(lun)上(shang)。安裝定位:無動(dong)(dong)(dong)(dong)力(li)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)好安裝在(zai)(zai)(zai)(zai)(zai)(zai)屋(wu)脊(ji)(ji)(ji)線(xian)(xian)兩(liang)側(ce)都(dou)會導致成(cheng)(cheng)(cheng)(cheng)(cheng)都(dou)通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)樓運(yun)行(xing)(xing)(xing)(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)全壓和內效(xiao)率均(jun)(jun)下(xia)降，與此同時運(yun)行(xing)(xing)(xing)(xing)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)量(liang)和實耗(hao)功率均(jun)(jun)增(zeng)大，繼而使(shi)吸風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)點(dian)源的(de)(de)(de)(de)(de)(de)(de)(de)(de)通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)效(xiao)果變(bian)差。 鍋(guo)爐(lu)(lu)(lu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)是鍋(guo)爐(lu)(lu)(lu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)布風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)裝置(zhi)(zhi)(zhi)(zhi)，對(dui)鍋(guo)爐(lu)(lu)(lu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)經濟(ji)運(yun)行(xing)(xing)(xing)(xing)起(qi)(qi)著關鍵(jian)性的(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)。鍋(guo)爐(lu)(lu)(lu)避(bi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)一(yi)(yi)(yi)般(ban)燃燒(shao)10mm以(yi)(yi)下(xia)顆(ke)粒煤(mei)，靠(kao)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)吹出(chu)(chu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)把(ba)粉煤(mei)吹起(qi)(qi)來(lai)，形成(cheng)(cheng)(cheng)(cheng)(cheng)沸騰狀(zhuang)燃燒(shao)。風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)一(yi)(yi)(yi)般(ban)成(cheng)(cheng)(cheng)(cheng)(cheng)百(bai)上(shang)千個，間隔20-750px排(pai)滿(man)在(zai)(zai)(zai)(zai)(zai)(zai)爐(lu)(lu)(lu)膛(tang)底部，起(qi)(qi)到均(jun)(jun)勻布風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)，確保整個爐(lu)(lu)(lu)膛(tang)流(liu)化(hua)(hua)(hua)均(jun)(jun)勻，避(bi)免局部結(jie)焦的(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)。 陶瓷(ci)貼(tie)(tie)片式耐(nai)磨(mo)管(guan)道(dao)（TC具備(bei)好的(de)(de)(de)(de)(de)(de)(de)(de)(de)耐(nai)磨(mo)性能，該類產(chan)品(pin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)缺點(dian)是脫落問題(ti)(ti)(ti)，原始的(de)(de)(de)(de)(de)(de)(de)(de)(de)制(zhi)作(zuo)工(gong)藝是普(pu)通(tong)(tong)粘結(jie)劑(ji)進(jin)(jin)行(xing)(xing)(xing)(xing)粘貼(tie)(tie)或采(cai)用(yong)(yong)(yong)拱(gong)形原理(li)(li)(li)進(jin)(jin)行(xing)(xing)(xing)(xing)鑲(xiang)嵌，但(dan)是普(pu)通(tong)(tong)粘結(jie)法(fa)經常發生(sheng)(sheng)脫落現(xian)(xian)(xian)象，且粘貼(tie)(tie)劑(ji)也容易老化(hua)(hua)(hua)，而鑲(xiang)嵌工(gong)藝對(dui)瓷(ci)片的(de)(de)(de)(de)(de)(de)(de)(de)(de)厚(hou)度(du)有(you)要(yao)求(qiu)，成(cheng)(cheng)(cheng)(cheng)(cheng)本很高(gao)(gao)(gao)。我(wo)(wo)公(gong)司使(shi)用(yong)(yong)(yong)三位一(yi)(yi)(yi)體(ti)的(de)(de)(de)(de)(de)(de)(de)(de)(de)新(xin)型耐(nai)磨(mo)復(fu)合(he)(he)技術(shu)(shu)和高(gao)(gao)(gao)強(qiang)度(du)粘結(jie)媒體(ti)層相結(jie)合(he)(he)徹(che)底解(jie)決(jue)了脫落問題(ti)(ti)(ti)，并且厚(hou)度(du)可以(yi)(yi)任(ren)意選取(qu)，使(shi)陶瓷(ci)貼(tie)(tie)片耐(nai)磨(mo)管(guan)道(dao)（TC產(chan)品(pin)成(cheng)(cheng)(cheng)(cheng)(cheng)為電(dian)廠(chang)煤(mei)粉管(guan)道(dao)，礦粉輸(shu)送(song)管(guan)道(dao)好的(de)(de)(de)(de)(de)(de)(de)(de)(de)解(jie)決(jue)方(fang)(fang)案。鍋(guo)爐(lu)(lu)(lu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)帽(mao)(mao)(mao)在(zai)(zai)(zai)(zai)(zai)(zai)電(dian)力(li)行(xing)(xing)(xing)(xing)業標(biao)準DL/T680-1999《耐(nai)磨(mo)管(guan)道(dao)技術(shu)(shu)條件》中(zhong)(zhong)。長(chang)(chang)(chang)(chang)春(chun)(chun)(chun) 室內外空(kong)(kong)(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)溫差愈(yu)大，上(shang)下(xia)窗(chuang)孔高(gao)(gao)(gao)差愈(yu)大，窗(chuang)孔面(mian)積愈(yu)大，則通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)量(liang)也愈(yu)大