氫(qing)(qing)能(neng)(neng)(neng)的(de)(de)(de)(de)性質和(he)特點隨著(zhu)化(hua)(hua)石(shi)燃料(liao)(liao)逐漸減少，人們在(zai)不斷尋找儲量豐富的(de)(de)(de)(de)新的(de)(de)(de)(de)“含能(neng)(neng)(neng)體能(neng)(neng)(neng)源(yuan)(yuan)”。氫(qing)(qing)氣(qi)(qi)(qi)(qi)(qi) 優良的(de)(de)(de)(de)性能(neng)(neng)(neng)，是(shi)一種(zhong)理想的(de)(de)(de)(de)新“含能(neng)(neng)(neng)體能(neng)(neng)(neng)源(yuan)(yuan)”，越來越受到(dao)人們的(de)(de)(de)(de)強氫(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)生(sheng)(sheng)產器-藍藻菌研究(jiu)人員發表在(zai)ScientificReports的(de)(de)(de)(de)新發現涉及一種(zhong)被稱為藍桿菌51142的(de)(de)(de)(de)藍藻。藍綠藻，它可(ke)以產生(sheng)(sheng)氫(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)——這是(shi)可(ke)再生(sheng)(sheng)能(neng)(neng)(neng)源(yuan)(yuan)發展的(de)(de)(de)(de)重點，也(ye)是(shi)世人矚目的(de)(de)(de)(de)焦點。Bernstein說(shuo)：“這種(zhong)微(wei)生(sheng)(sheng)物可(ke)快速產生(sheng)(sheng)量氫(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)，可(ke)用(yong)作產氫(qing)(qing)過程(cheng)的(de)(de)(de)(de)催化(hua)(hua)劑(ji)(ji)。”11月25日訊，微(wei)生(sheng)(sheng)物利用(yong)陽光、水和(he)碳氮等(deng)(deng)元素來生(sheng)(sheng)存(cun)，不同微(wei)生(sheng)(sheng)物之間存(cun)在(zai)細微(wei)的(de)(de)(de)(de)差別。雖然這種(zhong)差別與我們的(de)(de)(de)(de)生(sheng)(sheng)活關(guan)系不，但(dan)隨著(zhu)...閱讀全文(wen)氫(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)用(yong)途及安全防護1.別名·英文(wen)名Hydrogen．2.用(yong)途氣(qi)(qi)(qi)(qi)(qi)體燃料(liao)(liao)，石(shi)油(you)(you)精煉，制(zhi)造(zao)油(you)(you)脂(zhi)、硬化(hua)(hua)油(you)(you)等(deng)(deng)人造(zao)奶油(you)(you)，甲醇(chun)、鹽酸、氨等(deng)(deng)的(de)(de)(de)(de)合成(cheng)，焊接和(he)金屬的(de)(de)(de)(de)切割，氣(qi)(qi)(qi)(qi)(qi)象觀測，玻璃的(de)(de)(de)(de)融化(hua)(hua)，冶金工(gong)業，冷卻劑(ji)(ji)(液氫(qing)(qing))，半導體制(zhi)造(zao)用(yong)平(ping)衡氣(qi)(qi)(qi)(qi)(qi)、蝕刻(ke)氣(qi)(qi)(qi)(qi)(qi)、標(biao)準氣(qi)(qi)(qi)(qi)(qi)、零點氣(qi)(qi)(qi)(qi)(qi)、校正(zheng)氣(qi)(qi)(qi)(qi)(qi)、熱氧化(hua)(hua)、外(wai)延、擴散(san)、多晶硅、鎢化(hua)(hua)、離子注入、載(zai)流、燒結等(deng)(deng)。在(zai)石(shi)油(you)(you)化(hua)(hua)工(gong)領域，氫(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)主要用(yong)于C3餾分(fen)加(jia)氫(qing)(qing)=汽油(you)(you)加(jia)氫(qing)(qing)、C6~C8。廣東本地氫(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)價格要多少錢

由(you)于物(wu)流(liu)的(de)(de)(de)原(yuan)因(yin)，任何(he)特定行業在現場生產和(he)使用(yong)氫(qing)(qing)氣(qi)十(shi)分常見。但也(ye)(ye)有(you)通過(guo)數千(qian)英里(li)(li)運輸(shu)(shu)(shu)氫(qing)(qing)氣(qi)的(de)(de)(de)情況，運費十(shi)分昂(ang)貴(gui)。管(guan)(guan)(guan)(guan)(guan)道(dao)輸(shu)(shu)(shu)送(song)氫(qing)(qing)氣(qi)是常見的(de)(de)(de)方(fang)法，但也(ye)(ye)有(you)一(yi)(yi)(yi)些(xie)是通過(guo)卡(ka)車、鐵路和(he)駁船運輸(shu)(shu)(shu)的(de)(de)(de)。隨著氫(qing)(qing)氣(qi)逐(zhu)漸成為(wei)(wei)一(yi)(yi)(yi)種(zhong)國際性(xing)商品，航母也(ye)(ye)被作(zuo)為(wei)(wei)一(yi)(yi)(yi)種(zhong)重要(yao)(yao)的(de)(de)(de)媒(mei)介被引入。氫(qing)(qing)氣(qi)管(guan)(guan)(guan)(guan)(guan)道(dao)是儲存和(he)運輸(shu)(shu)(shu)大量(liang)氫(qing)(qing)氣(qi)的(de)(de)(de)價廉和(he)有(you)效(xiao)的(de)(de)(de)解(jie)決(jue)方(fang)案。但美國目前安裝的(de)(de)(de)氫(qing)(qing)氣(qi)管(guan)(guan)(guan)(guan)(guan)道(dao)只有(you)1600英里(li)(li)。盡管(guan)(guan)(guan)(guan)(guan)這1600英里(li)(li)的(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)道(dao)網(wang)絡(luo)目前已經是很大，但美國還(huan)需進(jin)一(yi)(yi)(yi)步擴(kuo)大這一(yi)(yi)(yi)網(wang)絡(luo)，以有(you)效(xiao)提升(sheng)氫(qing)(qing)氣(qi)經濟規(gui)模。眾多參與(yu)方(fang)提出(chu)，與(yu)其費力建造新(xin)的(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)道(dao)，還(huan)不如將氫(qing)(qing)氣(qi)注入天然氣(qi)管(guan)(guan)(guan)(guan)(guan)網(wang)作(zuo)為(wei)(wei)一(yi)(yi)(yi)種(zhong)替(ti)代方(fang)案。美國目前擁有(you)30萬英里(li)(li)的(de)(de)(de)輸(shu)(shu)(shu)氣(qi)管(guan)(guan)(guan)(guan)(guan)道(dao)（包(bao)括(kuo)離岸輸(shu)(shu)(shu)氣(qi)）。但使用(yong)天然氣(qi)網(wang)絡(luo)也(ye)(ye)面臨著一(yi)(yi)(yi)些(xie)挑戰。在某些(xie)情況下，需要(yao)(yao)對管(guan)(guan)(guan)(guan)(guan)道(dao)進(jin)行改造，使之能(neng)(neng)輸(shu)(shu)(shu)送(song)高混合氫(qing)(qing)。另外也(ye)(ye)需要(yao)(yao)考慮評估和(he)升(sheng)級管(guan)(guan)(guan)(guan)(guan)道(dao)的(de)(de)(de)滲透性(xing)，因(yin)為(wei)(wei)氫(qing)(qing)氣(qi)更(geng)容(rong)易(yi)泄漏，并且需要(yao)(yao)壓縮。北京各種(zhong)規(gui)格(ge)(ge)氫(qing)(qing)氣(qi)價格(ge)(ge)要(yao)(yao)多少錢氫(qing)(qing)能(neng)(neng)產業鏈包(bao)括(kuo)上游(you)制(zhi)氫(qing)(qing)、中(zhong)游(you)儲運、加氫(qing)(qing)與(yu)氫(qing)(qing)的(de)(de)(de)綜(zong)合應用(yong)。

全球(qiu)(qiu)(qiu)范圍內正(zheng)掀(xian)起(qi)氫(qing)能(neng)產(chan)業發(fa)展(zhan)(zhan)(zhan)熱潮，將(jiang)極推動(dong)氫(qing)能(neng)產(chan)業發(fa)展(zhan)(zhan)(zhan)。在全球(qiu)(qiu)(qiu)加(jia)速(su)能(neng)源低(di)碳化轉型背景下，發(fa)達國(guo)家(jia)結合(he)自身資(zi)源稟賦(fu)和產(chan)業技(ji)術(shu)現狀，逐(zhu)步明確氫(qing)能(neng)源在國(guo)家(jia)能(neng)源體系中的定(ding)(ding)位(wei)，加(jia)速(su)引(yin)導氫(qing)能(neng)產(chan)業健康發(fa)展(zhan)(zhan)(zhan)，全球(qiu)(qiu)(qiu)將(jiang)迎(ying)來“氫(qing)能(neng)社會”發(fa)展(zhan)(zhan)(zhan)熱潮。目前(qian)我國(guo)正(zheng)處于氫(qing)能(neng)產(chan)業培育期，地方投資(zi)熱情高漲，但(dan)國(guo)家(jia)層面缺乏頂層設計，尚未明確氫(qing)能(neng)在國(guo)家(jia)能(neng)源戰略層面的重要定(ding)(ding)位(wei)，且(qie)部(bu)分補貼門檻高、落地困難(nan)，量標準尚為空白或已經過時，近期國(guo)家(jia)相(xiang)關部(bu)委正(zheng)在組織制定(ding)(ding)氫(qing)能(neng)產(chan)業規劃和氫(qing)燃料電(dian)池車發(fa)展(zhan)(zhan)(zhan)指導意見，將(jiang)有效推動(dong)氫(qing)能(neng)產(chan)業發(fa)展(zhan)(zhan)(zhan)。

氫氣(qi)(qi)(qi)(qi)在(zai)工(gong)業(ye)中有 用(yong)(yong)途：人(ren)們利(li)用(yong)(yong)氫氣(qi)(qi)(qi)(qi)可以(yi)從氧化(hua)(hua)合物中奪取(qu)氧的(de)(de)性質(zhi)，在(zai)冶(ye)(ye)金工(gong)業(ye)可以(yi)冶(ye)(ye)煉(lian)金屬(shu)。例如(ru)，在(zai) 工(gong)業(ye)和民用(yong)(yong)工(gong)業(ye)上都很重要的(de)(de)金屬(shu)鎢(wu)、鉬等(deng)，就(jiu)(jiu)(jiu)是利(li)用(yong)(yong)氫氣(qi)(qi)(qi)(qi)煉(lian)制(zhi)出來的(de)(de)。氫氣(qi)(qi)(qi)(qi)也是重要的(de)(de)化(hua)(hua)工(gong)原料。如(ru)可以(yi)利(li)用(yong)(yong)氫氣(qi)(qi)(qi)(qi)來制(zhi)造氨(an)(NH3),并(bing)進一(yi)步制(zhi)造化(hua)(hua)肥。也可以(yi)用(yong)(yong)氫氣(qi)(qi)(qi)(qi)制(zhi)造鹽酸，把液(ye)態植物油(you)制(zhi)成人(ren)造黃(huang)油(you)等(deng)。氫氣(qi)(qi)(qi)(qi)還是一(yi)種理(li)想(xiang)的(de)(de)燃(ran)(ran)料。氫氣(qi)(qi)(qi)(qi)的(de)(de)資源非常豐富，水(shui)就(jiu)(jiu)(jiu)是氫的(de)(de)倉庫(ku)。而氫氣(qi)(qi)(qi)(qi)的(de)(de)燃(ran)(ran)燒產物又是水(shui)，人(ren)們一(yi)旦利(li)用(yong)(yong)太陽能(neng)從水(shui)中制(zhi)取(qu)廉(lian)價氫氣(qi)(qi)(qi)(qi)的(de)(de)技術得以(yi)突破，氫氣(qi)(qi)(qi)(qi)就(jiu)(jiu)(jiu)將成為(wei)取(qu)之不(bu)盡用(yong)(yong)之不(bu)竭的(de)(de)能(neng)源。氫作為(wei)能(neng)源，是未(wei)來發(fa)電、電動汽(qi)車用(yong)(yong)燃(ran)(ran)料電池的(de)(de)燃(ran)(ran)料。

在(zai)用(yong)(yong)量(liang)小、用(yong)(yong)戶分(fen)散(san)的(de)(de)情況下,氣(qi)氫(qing)(qing)(qing)(qing)通常通過儲氫(qing)(qing)(qing)(qing)容器裝在(zai)車(che)(che)、船(chuan)(chuan)等(deng)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)工具上進行輸(shu)(shu)(shu)送(song),，液(ye)氫(qing)(qing)(qing)(qing)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)多(duo)用(yong)(yong)車(che)(che)船(chuan)(chuan)等(deng)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)工具，氫(qing)(qing)(qing)(qing)氣(qi)用(yong)(yong)量(liang)大時(shi)一(yi)般采用(yong)(yong)管(guan)道(dao)輸(shu)(shu)(shu)送(song)。估(gu)算(suan)當運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)距(ju)(ju)(ju)離為(wei)(wei)(wei)50km時(shi)，長管(guan)拖(tuo)車(che)(che)的(de)(de)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)成(cheng)本(ben)為(wei)(wei)(wei)（3），運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)距(ju)(ju)(ju)離為(wei)(wei)(wei)500km時(shi)，運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)成(cheng)本(ben)高達(da)（3），考慮到(dao)經濟性問(wen)題,長管(guan)拖(tuo)車(che)(che)運(yun)(yun)(yun)(yun)(yun)(yun)氫(qing)(qing)(qing)(qing)一(yi)般適(shi)用(yong)(yong)于200km內的(de)(de)短距(ju)(ju)(ju)離運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)。估(gu)算(suan)當管(guan)道(dao)運(yun)(yun)(yun)(yun)(yun)(yun)能利用(yong)(yong)率(lv)達(da)到(dao)百分(fen)之100時(shi)，輸(shu)(shu)(shu)送(song)距(ju)(ju)(ju)離為(wei)(wei)(wei)100km，運(yun)(yun)(yun)(yun)(yun)(yun)氫(qing)(qing)(qing)(qing)成(cheng)本(ben)為(wei)(wei)(wei)（3）,差不(bu)(bu)多(duo)是同等(deng)距(ju)(ju)(ju)離下氣(qi)氫(qing)(qing)(qing)(qing)拖(tuo)車(che)(che)成(cheng)本(ben)的(de)(de)1/5,但當管(guan)道(dao)運(yun)(yun)(yun)(yun)(yun)(yun)能利用(yong)(yong)率(lv)為(wei)(wei)(wei)20%時(shi)，管(guan)道(dao)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)成(cheng)本(ben)和(he)氣(qi)氫(qing)(qing)(qing)(qing)拖(tuo)車(che)(che)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)成(cheng)本(ben)相當。液(ye)氫(qing)(qing)(qing)(qing)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)成(cheng)本(ben)對距(ju)(ju)(ju)離變(bian)動比(bi)較不(bu)(bu)敏感，估(gu)算(suan)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)距(ju)(ju)(ju)離為(wei)(wei)(wei)50-500km時(shi)，液(ye)氫(qing)(qing)(qing)(qing)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)價格在(zai)（3）。綜合來看(kan)，運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)距(ju)(ju)(ju)離在(zai)250km以內，長管(guan)拖(tuo)車(che)(che)的(de)(de)運(yun)(yun)(yun)(yun)(yun)(yun)輸(shu)(shu)(shu)成(cheng)本(ben)比(bi)液(ye)氫(qing)(qing)(qing)(qing)罐車(che)(che)成(cheng)本(ben)低。上游(you)：制氫(qing)(qing)(qing)(qing)的(de)(de)技術路線多(duo)元化(hua)；基于碳排放和(he)可持續發(fa)展(zhan)考慮，電解水制氫(qing)(qing)(qing)(qing)有(you)望成(cheng)為(wei)(wei)(wei)未來氫(qing)(qing)(qing)(qing)氣(qi)制取主流(liu)方式。撫順氫(qing)(qing)(qing)(qing)氣(qi)價格

氫(qing)(qing)氣輸送(song)裝(zhuang)置安(an)全性高,氫(qing)(qing)管(guan)束式(shi)容器(qi)通(tong)過(guo)性能(neng)試驗保(bao)證(zheng)了結構強度。廣東本地氫(qing)(qing)氣價格(ge)要多(duo)少錢

氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)在(zai)常(chang)溫常(chang)壓下為無色、無嗅(xiu)、無毒、易燃性氣(qi)(qi)(qi)(qi)(qi)(qi)體(ti)，氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)在(zai)自然界中(zhong)(zhong)存在(zai)的(de)(de)(de)同位素有(you)(you)：氕氣(qi)(qi)(qi)(qi)(qi)(qi)、氘(dao)氣(qi)(qi)(qi)(qi)(qi)(qi)、氚氣(qi)(qi)(qi)(qi)(qi)(qi)。在(zai)空氣(qi)(qi)(qi)(qi)(qi)(qi)中(zhong)(zhong)的(de)(de)(de)極限(xian)是(shi)，引燃溫度只有(you)(you)400℃，火焰顏色為藍色。氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)是(shi)一種很難液化(hua)(hua)的(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)體(ti)，在(zai)1amt下，氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)在(zai)℃液化(hua)(hua)成液氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)；℃時固化(hua)(hua)為固態氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)。目前工業(ye)上氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)制造(zao)主要(yao)有(you)(you)水電解制氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)、甲醇(chun)裂(lie)解制氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)、天然氣(qi)(qi)(qi)(qi)(qi)(qi)裂(lie)解制氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)、氨(an)分(fen)解制氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)等(deng)幾種制造(zao)方(fang)式。氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)的(de)(de)(de)貯運(yun)(yun)有(you)(you)四種方(fang)式可供選(xuan)擇，即氣(qi)(qi)(qi)(qi)(qi)(qi)態貯運(yun)(yun)、液態貯運(yun)(yun)、金(jin)屬氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)化(hua)(hua)物貯運(yun)(yun)和微球貯運(yun)(yun)。氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)主要(yao)用(yong)鋼瓶(ping)、鋼瓶(ping)組成的(de)(de)(de)瓶(ping)組和氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)管束槽車(che)運(yun)(yun)輸。氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)是(shi)世(shi)界上已知(zhi)的(de)(de)(de)**輕的(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)體(ti)，它的(de)(de)(de)密度非常(chang)小，只有(you)(you)空氣(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)1/14，即在(zai)標(biao)準(zhun)氣(qi)(qi)(qi)(qi)(qi)(qi)壓,0℃下，氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)密度為。所以氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)可作為飛(fei)艇的(de)(de)(de)填充氣(qi)(qi)(qi)(qi)(qi)(qi)體(ti)（由于氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi) 有(you)(you)可燃性，安全性不高(gao)，飛(fei)艇現多用(yong)氦(hai)氣(qi)(qi)(qi)(qi)(qi)(qi)填充）。灌好的(de)(de)(de)氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)乳膠氣(qi)(qi)(qi)(qi)(qi)(qi)球，往往過一夜就飛(fei)不起(qi)來了，這是(shi)因為氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)能鉆過橡膠上人(ren)眼看不見(jian)的(de)(de)(de)小細孔。氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)應(ying)用(yong)氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)在(zai)石油化(hua)(hua)工行(xing)業(ye)石油加氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)工藝中(zhong)(zhong)有(you)(you)用(yong)途氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)用(yong)作清潔燃料，氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)的(de)(de)(de)燃燒產物是(shi)水，對環境(jing)不產生任(ren)何污染。廣(guang)東本地(di)氫(qing)(qing)(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)(qi)(qi)(qi)價(jia)格要(yao)多少(shao)錢

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