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50L粗細集料GLY-4集料堅固性試驗裝置
更新時間:2020-06-04   點擊次數:869次

集(ji)料(liao)(liao)(liao)堅(jian)(jian)固性(xing)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)裝置(zhi)(zhi)(zhi)用(yong)于(yu)(yu)(yu)確(que)(que)定(ding)碎(sui)石(shi)(shi)或(huo)礫石(shi)(shi)經飽(bao)(bao)和(he)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)溶(rong)(rong)(rong)(rong)液(ye)多(duo)次(ci)(ci)浸(jin)泡與(yu)烘(hong)(hong)干(gan)循(xun)(xun)(xun)環,承受硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)結(jie)晶壓而不(bu)(bu)發生(sheng)顯(xian)著破壞或(huo)強(qiang)度(du)降(jiang)低的(de)(de)(de)(de)(de)(de)(de)(de)性(xing)能(neng),是(shi)測定(ding)石(shi)(shi)料(liao)(liao)(liao)堅(jian)(jian)固性(xing)能(neng)(也稱(cheng)(cheng)安定(ding)性(xing))的(de)(de)(de)(de)(de)(de)(de)(de)方(fang)法。技術參數(shu)(shu):(1) 容(rong)器(qi)(qi)(qi):雙(shuang)層不(bu)(bu)銹鋼加(jia)熱恒(heng)(heng)溫(wen)(wen)(wen)容(rong)器(qi)(qi)(qi)。(2) 粗集(ji)料(liao)(liao)(liao)三(san)腳(jiao)網(wang)籃(lan)(lan)(lan):網(wang)籃(lan)(lan)(lan)外(wai)(wai)(wai)徑(jing)為(wei)(wei)(wei)l00mm,高100mm,孔(kong)徑(jing)236mm網(wang)籃(lan)(lan)(lan)外(wai)(wai)(wai)徑(jing)為(wei)(wei)(wei)250mm高250mm孔(kong)徑(jing)236mm不(bu)(bu)銹鋼制(zhi)。(3) 細集(ji)料(liao)(liao)(liao)三(san)腳(jiao)網(wang)籃(lan)(lan)(lan):網(wang)籃(lan)(lan)(lan)外(wai)(wai)(wai)徑(jing)為(wei)(wei)(wei)70mm高70mm孔(kong)徑(jing)0.15mm不(bu)(bu)銹鋼制(zhi)(4)電(dian)(dian)源電(dian)(dian)壓:220V(5)溫(wen)(wen)(wen)度(du)應(ying)(ying)(ying)(ying)保(bao)持(chi)范(fan)圍:20~25(6)升降(jiang)次(ci)(ci)數(shu)(shu):25次(ci)(ci)(7)本儀(yi)器(qi)(qi)(qi)對上(shang)述試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)可(ke)進(jin)行自動加(jia)溫(wen)(wen)(wen),恒(heng)(heng)溫(wen)(wen)(wen),循(xun)(xun)(xun)環次(ci)(ci)數(shu)(shu),保(bao)溫(wen)(wen)(wen)時(shi)(shi)間(jian)(jian)實現(xian)自動控制(zhi),全數(shu)(shu)顯(xian)功能(neng)。粗集(ji)料(liao)(liao)(liao)堅(jian)(jian)固性(xing)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)裝置(zhi)(zhi)(zhi)使用(yong)說明(ming)書(shu):1 目的(de)(de)(de)(de)(de)(de)(de)(de)與(yu)適用(yong)范(fan)圍本方(fang)法是(shi)確(que)(que)定(ding)碎(sui)石(shi)(shi)或(huo)礫石(shi)(shi)經飽(bao)(bao)和(he)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)溶(rong)(rong)(rong)(rong)液(ye)多(duo)次(ci)(ci)浸(jin)泡與(yu)烘(hong)(hong)干(gan)循(xun)(xun)(xun)環,承受硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)結(jie)晶壓而不(bu)(bu)發生(sheng)顯(xian)著破壞或(huo)強(qiang)度(du)降(jiang)低的(de)(de)(de)(de)(de)(de)(de)(de)性(xing)能(neng),是(shi)測定(ding)石(shi)(shi)料(liao)(liao)(liao)堅(jian)(jian)固性(xing)能(neng)(也稱(cheng)(cheng)安定(ding)性(xing))的(de)(de)(de)(de)(de)(de)(de)(de)方(fang)法。2 儀(yi)具與(yu)材料(liao)(liao)(liao)2.1 烘(hong)(hong)箱(xiang)(xiang):能(neng)使溫(wen)(wen)(wen)度(du)控制(zhi)在(zai)(zai)(zai)105±5。2.2 天(tian)平:稱(cheng)(cheng)量(liang)(liang)(liang)5kg,感量(liang)(liang)(liang)不(bu)(bu)大于(yu)(yu)(yu)1g。2.3 標準篩(shai):根(gen)據試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)的(de)(de)(de)(de)(de)(de)(de)(de)粒(li)(li)(li)(li)(li)(li)級,按(an)表(biao)(biao)T0314-1選用(yong)。堅(jian)(jian)固性(xing)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)所(suo)需的(de)(de)(de)(de)(de)(de)(de)(de)各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)質(zhi)(zhi)量(liang)(liang)(liang) 表(biao)(biao)1注:粒(li)(li)(li)(li)(li)(li)級為(wei)(wei)(wei)9.5mm~19mm的(de)(de)(de)(de)(de)(de)(de)(de)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)中(zhong)(zhong)(zhong)(zhong),應(ying)(ying)(ying)(ying)含有(you)(you)(you)9.5mm~16mm粒(li)(li)(li)(li)(li)(li)級顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)40%, 16mm~19mm粒(li)(li)(li)(li)(li)(li)級顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)60%。粒(li)(li)(li)(li)(li)(li)級為(wei)(wei)(wei)19mm~37.5mm的(de)(de)(de)(de)(de)(de)(de)(de)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)中(zhong)(zhong)(zhong)(zhong),應(ying)(ying)(ying)(ying)含有(you)(you)(you)19mm~31.5mm粒(li)(li)(li)(li)(li)(li)級顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)40%,31.5mm~37.5mm粒(li)(li)(li)(li)(li)(li)級顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)60%。2.4 容(rong)器(qi)(qi)(qi):搪瓷盆或(huo)瓷缸,容(rong)積(ji)(ji)(ji)不(bu)(bu)小于(yu)(yu)(yu)50L。2.5 三(san)腳(jiao)網(wang)籃(lan)(lan)(lan):網(wang)籃(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)(de)外(wai)(wai)(wai)徑(jing)為(wei)(wei)(wei)100mm,高為(wei)(wei)(wei)150mm,采用(yong)孔(kong)徑(jing)不(bu)(bu)大于(yu)(yu)(yu)2.36mm的(de)(de)(de)(de)(de)(de)(de)(de)銅(tong)網(wang)或(huo)不(bu)(bu)銹鋼絲制(zhi)成;檢(jian)驗(yan)(yan)(yan)(yan)(yan)37.5mm~75mm的(de)(de)(de)(de)(de)(de)(de)(de)顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)時(shi)(shi),應(ying)(ying)(ying)(ying)采用(yong)外(wai)(wai)(wai)徑(jing)和(he)高均(jun)為(wei)(wei)(wei)250mm的(de)(de)(de)(de)(de)(de)(de)(de)網(wang)籃(lan)(lan)(lan)。2.6 試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)劑:無(wu)水(shui)(shui)(shui)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)和(he)10水(shui)(shui)(shui)結(jie)晶硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)(工業用(yong))。集(ji)料(liao)(liao)(liao)堅(jian)(jian)固性(xing)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)裝置(zhi)(zhi)(zhi)使用(yong)方(fang)法:3.1 硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)溶(rong)(rong)(rong)(rong)液(ye)的(de)(de)(de)(de)(de)(de)(de)(de)配制(zhi)取(qu)(qu)一(yi)定(ding)數(shu)(shu)量(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)蒸(zheng)餾水(shui)(shui)(shui)(多(duo)少取(qu)(qu)決于(yu)(yu)(yu)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)及(ji)容(rong)器(qi)(qi)(qi)大小),加(jia)溫(wen)(wen)(wen)至(zhi)30~50,每1000mL蒸(zheng)餾水(shui)(shui)(shui)加(jia)入(ru)(ru)(ru)無(wu)水(shui)(shui)(shui)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)(Na2SO4)300g~350g或(huo)10水(shui)(shui)(shui)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)(Na2SO4.10H2O)700g~1000g,用(yong)玻璃棒攪拌,使其(qi)(qi)溶(rong)(rong)(rong)(rong)解并(bing)飽(bao)(bao)和(he),然(ran)后(hou)(hou)(hou)冷(leng)(leng)(leng)卻至(zhi)20~25;在(zai)(zai)(zai)此(ci)溫(wen)(wen)(wen)度(du)下(xia)(xia)靜(jing)置(zhi)(zhi)(zhi)48h,其(qi)(qi)相對密度(du)應(ying)(ying)(ying)(ying)保(bao)持(chi)在(zai)(zai)(zai)1.151~1.174(波美(mei)度(du)為(wei)(wei)(wei)18.9~21.4)范(fan)圍內。試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)時(shi)(shi)容(rong)器(qi)(qi)(qi)底部應(ying)(ying)(ying)(ying)無(wu)結(jie)晶存在(zai)(zai)(zai)。3.2 試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)的(de)(de)(de)(de)(de)(de)(de)(de)制(zhi)備將試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)按(an)表(biao)(biao)T0314-1的(de)(de)(de)(de)(de)(de)(de)(de)規定(ding)分(fen)(fen)(fen)級,洗(xi)凈(jing),放入(ru)(ru)(ru)105±5的(de)(de)(de)(de)(de)(de)(de)(de)烘(hong)(hong)箱(xiang)(xiang)內烘(hong)(hong)干(gan)4h,取(qu)(qu)出并(bing)冷(leng)(leng)(leng)卻至(zhi)室溫(wen)(wen)(wen),然(ran)后(hou)(hou)(hou)按(an)表(biao)(biao)T0314-1規定(ding)的(de)(de)(de)(de)(de)(de)(de)(de)質(zhi)(zhi)量(liang)(liang)(liang)稱(cheng)(cheng)取(qu)(qu)各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)質(zhi)(zhi)量(liang)(liang)(liang)mi。4試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)步(bu)驟4.1 將所(suo)稱(cheng)(cheng)取(qu)(qu)的(de)(de)(de)(de)(de)(de)(de)(de)不(bu)(bu)同(tong)粒(li)(li)(li)(li)(li)(li)級的(de)(de)(de)(de)(de)(de)(de)(de)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)分(fen)(fen)(fen)別(bie)裝入(ru)(ru)(ru)三(san)腳(jiao)網(wang)籃(lan)(lan)(lan)并(bing)浸(jin)入(ru)(ru)(ru)盛有(you)(you)(you)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)溶(rong)(rong)(rong)(rong)液(ye)的(de)(de)(de)(de)(de)(de)(de)(de)容(rong)器(qi)(qi)(qi)中(zhong)(zhong)(zhong)(zhong),溶(rong)(rong)(rong)(rong)液(ye)體積(ji)(ji)(ji)應(ying)(ying)(ying)(ying)不(bu)(bu)小于(yu)(yu)(yu)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)總體積(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)5倍,溫(wen)(wen)(wen)度(du)應(ying)(ying)(ying)(ying)保(bao)持(chi)在(zai)(zai)(zai)20~25的(de)(de)(de)(de)(de)(de)(de)(de)范(fan)圍內,三(san)腳(jiao)網(wang)籃(lan)(lan)(lan)浸(jin)入(ru)(ru)(ru)溶(rong)(rong)(rong)(rong)液(ye)時(shi)(shi)應(ying)(ying)(ying)(ying)先(xian)上(shang)下(xia)(xia)升降(jiang)25次(ci)(ci)以(yi)排(pai)除試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)中(zhong)(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)氣泡,然(ran)后(hou)(hou)(hou)靜(jing)置(zhi)(zhi)(zhi)于(yu)(yu)(yu)該容(rong)器(qi)(qi)(qi)中(zhong)(zhong)(zhong)(zhong);此(ci)時(shi)(shi),網(wang)篩(shai)底面(mian)應(ying)(ying)(ying)(ying)距容(rong)器(qi)(qi)(qi)底面(mian)約30mm(由網(wang)籃(lan)(lan)(lan)腳(jiao)高控制(zhi)),網(wang)籃(lan)(lan)(lan)之間(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)間(jian)(jian)距應(ying)(ying)(ying)(ying)不(bu)(bu)小于(yu)(yu)(yu)30mm,試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)表(biao)(biao)面(mian)至(zhi)少應(ying)(ying)(ying)(ying)在(zai)(zai)(zai)液(ye)面(mian)以(yi)下(xia)(xia)30mm。4.2 浸(jin)泡20h后(hou)(hou)(hou),從溶(rong)(rong)(rong)(rong)液(ye)中(zhong)(zhong)(zhong)(zhong)提出網(wang)籃(lan)(lan)(lan),放在(zai)(zai)(zai)105±5的(de)(de)(de)(de)(de)(de)(de)(de)烘(hong)(hong)箱(xiang)(xiang)中(zhong)(zhong)(zhong)(zhong)烘(hong)(hong)烤4h,至(zhi)此(ci),完(wan)(wan)成了個試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)循(xun)(xun)(xun)環。待試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)冷(leng)(leng)(leng)卻至(zhi)20~25后(hou)(hou)(hou),即開始第(di)(di)二次(ci)(ci)循(xun)(xun)(xun)環,從第(di)(di)二次(ci)(ci)循(xun)(xun)(xun)環起(qi),浸(jin)泡及(ji)烘(hong)(hong)烤時(shi)(shi)間(jian)(jian)均(jun)可(ke)為(wei)(wei)(wei)4h。4.3 完(wan)(wan)成五次(ci)(ci)循(xun)(xun)(xun)環后(hou)(hou)(hou),將試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)置(zhi)(zhi)(zhi)于(yu)(yu)(yu)25~30的(de)(de)(de)(de)(de)(de)(de)(de)清水(shui)(shui)(shui)中(zhong)(zhong)(zhong)(zhong)洗(xi)凈(jing)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na),再放入(ru)(ru)(ru)105±5的(de)(de)(de)(de)(de)(de)(de)(de)烘(hong)(hong)箱(xiang)(xiang)中(zhong)(zhong)(zhong)(zhong)烘(hong)(hong)干(gan)至(zhi)恒(heng)(heng)重,待冷(leng)(leng)(leng)卻至(zhi)室溫(wen)(wen)(wen)后(hou)(hou)(hou),用(yong)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)粒(li)(li)(li)(li)(li)(li)級下(xia)(xia)限篩(shai)孔(kong)過篩(shai),并(bing)稱(cheng)(cheng)量(liang)(liang)(liang)各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)后(hou)(hou)(hou)的(de)(de)(de)(de)(de)(de)(de)(de)篩(shai)余(yu)量(liang)(liang)(liang)mi。注:試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)中(zhong)(zhong)(zhong)(zhong)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)是(shi)否洗(xi)凈(jing),可(ke)按(an)下(xia)(xia)法檢(jian)驗(yan)(yan)(yan)(yan)(yan);取(qu)(qu)洗(xi)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)的(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)(shui)數(shu)(shu)毫升,滴入(ru)(ru)(ru)少量(liang)(liang)(liang)氯(lv)化鋇(BaCl2)溶(rong)(rong)(rong)(rong)液(ye),如(ru)無(wu)白色沉淀(dian),即說明(ming)硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)已被洗(xi)凈(jing)。4.4 對粒(li)(li)(li)(li)(li)(li)徑(jing)大于(yu)(yu)(yu)19mm的(de)(de)(de)(de)(de)(de)(de)(de)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)部分(fen)(fen)(fen),應(ying)(ying)(ying)(ying)在(zai)(zai)(zai)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)前后(hou)(hou)(hou)分(fen)(fen)(fen)別(bie)記錄(lu)其(qi)(qi)顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)數(shu)(shu)量(liang)(liang)(liang),并(bing)作外(wai)(wai)(wai)觀檢(jian)查,描述顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)裂縫、剝落、掉邊和(he)掉角等情況及(ji)所(suo)占(zhan)的(de)(de)(de)(de)(de)(de)(de)(de)顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)數(shu)(shu)量(liang)(liang)(liang),以(yi)作為(wei)(wei)(wei)分(fen)(fen)(fen)析其(qi)(qi)堅(jian)(jian)固性(xing)時(shi)(shi)的(de)(de)(de)(de)(de)(de)(de)(de)補充依據。5試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)結(jie)果計(ji)算(suan):5.1 試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)中(zhong)(zhong)(zhong)(zhong)各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)分(fen)(fen)(fen)計(ji)質(zhi)(zhi)量(liang)(liang)(liang)損(sun)(sun)失(shi)百分(fen)(fen)(fen)率(lv)按(an)式(T0314-1)計(ji)算(suan)。Q i= mimi/ mi式中(zhong)(zhong)(zhong)(zhong):Qi—各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)分(fen)(fen)(fen)計(ji)質(zhi)(zhi)量(liang)(liang)(liang)損(sun)(sun)失(shi)百分(fen)(fen)(fen)率(lv),%;mi—各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)前的(de)(de)(de)(de)(de)(de)(de)(de)烘(hong)(hong)干(gan)質(zhi)(zhi)量(liang)(liang)(liang),g;mi—經硫(liu)(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)鈉(na)(na)(na)溶(rong)(rong)(rong)(rong)液(ye)法試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)后(hou)(hou)(hou)各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級篩(shai)余(yu)顆(ke)(ke)粒(li)(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)烘(hong)(hong)干(gan)質(zhi)(zhi)量(liang)(liang)(liang),g。5.2 試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)總質(zhi)(zhi)量(liang)(liang)(liang)損(sun)(sun)失(shi)百分(fen)(fen)(fen)率(lv)按(an)式(T0314-2)計(ji)算(suan),準確(que)(que)至(zhi)1%.Q=iQi/mi×100式中(zhong)(zhong)(zhong)(zhong):Q—試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)總質(zhi)(zhi)量(liang)(liang)(liang)損(sun)(sun)失(shi)百分(fen)(fen)(fen)率(lv),%;mi—試(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)中(zhong)(zhong)(zhong)(zhong)各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級的(de)(de)(de)(de)(de)(de)(de)(de)分(fen)(fen)(fen)計(ji)質(zhi)(zhi)量(liang)(liang)(liang)百分(fen)(fen)(fen)率(lv),%;Qi—各(ge)(ge)粒(li)(li)(li)(li)(li)(li)級的(de)(de)(de)(de)(de)(de)(de)(de)分(fen)(fen)(fen)計(ji)質(zhi)(zhi)量(liang)(liang)(liang)損(sun)(sun)失(shi)百分(fen)(fen)(fen)率(lv),%。電(dian)(dian)源線1根(gen)說明(ming)書(shu)1份 

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