(?) (?)原(Yuan)装(Zhuang)进(Jin)口(Kou)石(Shi)墨(Mo)管(Guan)虽(Sui)属(Shu)于(Yu)一(Yi)种(Zhong)石(Shi)墨(Mo)设(She)备(Bei),(?)也(Ye)有(You)着(Zhuo)非(Fei)常(Chang)优(You)良(Liang)的(De)性(Xing)能(Neng)优(You)势(Shi),(?)可(Ke)是(Shi)在(Zai)使(Shi)用(Yong)一(Yi)段(Duan)时(Shi)间(Jian)之(Zhi)后(Hou),(?)但(Dan)它(Ta)也(Ye)不(Bu)免(Mian)会(Hui)有(You)些(Xie)损(Sun)坏(Huai),(?)这(Zhe)是(Shi)什(Shi)么(Me)设(She)备(Bei)产(Chan)品(Pin)都(Du)无(Wu)法(Fa)避(Bi)免(Mian)的(De),(?)所(Suo)以(Yi)说(Shuo)我(Wo)们(Men)可(Ke)以(Yi)根(Gen)据(Ju)石(Shi)墨(Mo)换(Huan)热(Re)器(Qi)可(Ke)能(Neng)会(Hui)出(Chu)现(Xian)的(De)故(Gu)障(Zhang),(?)进(Jin)行(Xing)检(Jian)测(Ce),(?)这(Zhe)样(Yang)就(Jiu)能(Neng)够(Gou)知(Zhi)道(Dao)到(Dao)底(Di)是(Shi)什(Shi)么(Me)地(Di)方(Fang)出(Chu)现(Xian)损(Sun)坏(Huai)了(Liao),(?)也(Ye)方(Fang)便(Bian)以(Yi)后(Hou)的(De)维(Wei)修(Xiu)。(?)那(Na)么(Me)我(Wo)们(Men)平(Ping)常(Chang)所(Suo)使(Shi)用(Yong)的(De)检(Jian)漏(Lou)方(Fang)法(Fa)局(Ju)势(Shi)将(Jiang)换(Huan)热(Re)器(Qi)中(Zhong)的(De)石(Shi)墨(Mo)管(Guan)一(Yi)根(Gen)一(Yi)根(Gen)的(De)进(Jin)行(Xing)试(Shi)压(Ya),(?)这(Zhe)种(Zhong)方(Fang)法(Fa)非(Fei)常(Chang)方(Fang)便(Bian)而(?)且(Qie)也(Ye)很(Hen)*。(?)
(?) (?)原(Yuan)装(Zhuang)进(Jin)口(Kou)石(Shi)墨(Mo)管(Guan)使(Shi)用(Yong)方(Fang)法(Fa):(?)
(?) (?)1.当(Dang)石(Shi)墨(Mo)锥(Zhui)已(Yi)使(Shi)用(Yong)过(Guo),(?)在(Zai)装(Zhuang)入(Ru)石(Shi)墨(Mo)管(Guan)之(Zhi)前(Qian)应(Ying)将(Jiang)石(Shi)墨(Mo)锥(Zhui)与(Yu)石(Shi)墨(Mo)管(Guan)接(Jie)触(Chu)处(Chu)用(Yong)挤(Ji)去(Qu)酒(Jiu)精(Jing)的(De)棉(Mian)棒(Bang)进(Jin)行(Xing)清(Qing)洁(Jie)处(Chu)理(Li),(?)而(?)后(Hou)将(Jiang)石(Shi)墨(Mo)管(Guan)装(Zhuang)入(Ru)石(Shi)墨(Mo)炉(Lu)中(Zhong),(?)校(Xiao)正(Zheng)进(Jin)样(Yang)孔(Kong)。(?)
(?) (?)2.启(Qi)动(Dong)仪(Yi)器(Qi)事(Shi)先(Xian)设(She)计(Ji)好(Hao)的(De)空(Kong)烧(Shao)程(Cheng)序(Xu),(?)对(Dui)石(Shi)墨(Mo)管(Guan)进(Jin)行(Xing)空(Kong)烧(Shao),(?)使(Shi)石(Shi)墨(Mo)管(Guan)空(Kong)烧(Shao)的(De)吸(Xi)收(Shou)值(Zhi)近(Jin)似(Si)一(Yi)个(Ge)很(Hen)小(Xiao)的(De)吸(Xi)收(Shou)值(Zhi)或(Huo)者(Zhe)为(Wei)零(Ling)。(?)
(?) (?)3.调(Diao)节(Jie)自(Zi)动(Dong)进(Jin)样(Yang)器(Qi)毛(Mao)细(Xi)管(Guan)插(Cha)入(Ru)石(Shi)墨(Mo)管(Guan)内(Nei)的(De)深(Shen)度(Du)。(?)以(Yi)空(Kong)白(Bai)液(Ye)滴(Di)的(De)下(Xia)端(Duan)刚(Gang)刚(Gang)接(Jie)触(Chu)到(Dao)石(Shi)墨(Mo)管(Guan)的(De)内(Nei)壁(Bi),(?)而(?)同(Tong)时(Shi)液(Ye)滴(Di)上(Shang)端(Duan)也(Ye)脱(Tuo)离(Li)进(Jin)样(Yang)毛(Mao)细(Xi)管(Guan),(?)以(Yi)此(Ci)为(Wei)准(Zhun)。(?)
(?) (?)4.石(Shi)墨(Mo)炉(Lu)用(Yong)的(De)保(Bao)护(Hu)气(Qi)体(Ti)应(Ying)该(Gai)采(Cai)用(Yong)高(Gao)纯(Chun)度(Du)((?)≥99.99%)(?)的(De)惰(Duo)性(Xing)气(Qi)体(Ti)氩(Ya)气(Qi)而(?)不(Bu)采(Cai)用(Yong)氮(Dan)气(Qi)。(?)因(Yin)为(Wei)氮(Dan)气(Qi)使(Shi)极(Ji)大(Da)多(Duo)数(Shu)金(Jin)属(Shu)元(Yuan)素(Su)的(De)吸(Xi)收(Shou)值(Zhi)降(Jiang)低(Di)并(Bing)在(Zai)高(Gao)温(Wen)下(Xia)与(Yu)石(Shi)墨(Mo)管(Guan)的(De)碳(Tan)生(Sheng)成(Cheng)有(You)毒(Du)的(De)CN分(Fen)子(Zi),(?)产(Chan)生(Sheng)严(Yan)重(Zhong)的(De)分(Fen)子(Zi)发(Fa)射(She)和(He)背(Bei)景(Jing)吸(Xi)收(Shou)。(?)同(Tong)时(Shi)石(Shi)墨(Mo)管(Guan)的(De)寿(Shou)命(Ming)也(Ye)比(Bi)使(Shi)用(Yong)氩(Ya)气(Qi)做(Zuo)保(Bao)护(Hu)气(Qi)体(Ti)时(Shi)要(Yao)短(Duan)。(?)
(?) (?)5.换(Huan)一(Yi)批(Pi)新(Xin)石(Shi)墨(Mo)管(Guan)测(Ce)定(Ding)时(Shi),(?)必(Bi)须(Xu)先(Xian)进(Jin)行(Xing)待(Dai)测(Ce)元(Yuan)素(Su)的(De)烘(Hong)干(Gan)温(Wen)度(Du)和(He)时(Shi)间(Jian)、(?)灰(Hui)化(Hua)温(Wen)度(Du)和(He)时(Shi)间(Jian)、(?)原(Yuan)子(Zi)化(Hua)温(Wen)度(Du)和(He)时(Shi)间(Jian)的(De)选(Xuan)择(Ze)试(Shi)验(Yan),(?)求(Qiu)得(De)待(Dai)测(Ce)元(Yuan)素(Su)的(De)*温(Wen)度(Du)和(He)时(Shi)间(Jian)。(?)因(Yin)为(Wei)每(Mei)一(Yi)批(Pi)石(Shi)墨(Mo)管(Guan)的(De)电(Dian)阻(Zu)多(Duo)少(Shao)会(Hui)有(You)差(Cha)别(Bie)。(?)
(?) (?)6.请(Qing)分(Fen)析(Xi)工(Gong)作(Zuo)者(Zhe)切(Qie)记(Ji):(?)待(Dai)测(Ce)样(Yang)品(Pin)溶(Rong)液(Ye)不(Bu)能(Neng)含(Han)有(You)高(Gao)氯(Lu)酸(Suan)、(?)硫(Liu)酸(Suan)等(Deng)强(Qiang)氧(Yang)化(Hua)性(Xing)介(Jie)质(Zhi),(?)否(Fou)则(Ze)对(Dui)石(Shi)墨(Mo)管(Guan)的(De)破(Po)坏(Huai)很(Hen)快(Kuai)且(Qie)严(Yan)重(Zhong)。(?)尤(You)其(Qi)是(Shi)用(Yong)氢(Qing)氟(Fu)酸(Suan)分(Fen)解(Jie)样(Yang)品(Pin),(?)后(Hou)用(Yong)高(Gao)氯(Lu)酸(Suan)赶(Gan)去(Qu)氢(Qing)氟(Fu)酸(Suan)的(De)操(Cao)作(Zuo),(?)高(Gao)氯(Lu)酸(Suan)必(Bi)须(Xu)清(Qing)除(Chu)干(Gan)净(Jing),(?)否(Fou)则(Ze)就(Jiu)会(Hui)出(Chu)现(Xian)开(Kai)始(Shi)标(Biao)准(Zhun)曲(Qu)线(Xian)测(Ce)得(De)很(Hen)好(Hao),(?)测(Ce)样(Yang)品(Pin)溶(Rong)液(Ye)时(Shi)很(Hen)快(Kuai)就(Jiu)出(Chu)现(Xian)吸(Xi)收(Shou)值(Zhi)相(Xiang)差(Cha)很(Hen)大(Da),(?)测(Ce)试(Shi)数(Shu)据(Ju)无(Wu)法(Fa)采(Cai)用(Yong),(?)再(Zai)测(Ce)标(Biao)准(Zhun)溶(Rong)液(Ye)时(Shi)数(Shu)据(Ju)变(Bian)坏(Huai)。(?)
(?) (?)7.采(Cai)用(Yong)石(Shi)墨(Mo)炉(Lu)测(Ce)定(Ding)元(Yuan)素(Su)时(Shi),(?)吸(Xi)收(Shou)值(Zhi)采(Cai)用(Yong)峰(Feng)面(Mian)积(Ji)形(Xing)式(Shi)而(?)不(Bu)采(Cai)用(Yong)峰(Feng)高(Gao)形(Xing)式(Shi)测(Ce)量(Liang),(?)这(Zhe)样(Yang)带(Dai)来(Lai)较(Jiao)小(Xiao)的(De)误(Wu)差(Cha),(?)而(?)采(Cai)用(Yong)峰(Feng)高(Gao)测(Ce)量(Liang)时(Shi),(?)影(Ying)响(Xiang)因(Yin)素(Su)太(Tai)多(Duo),(?)会(Hui)带(Dai)来(Lai)较(Jiao)大(Da)的(De)误(Wu)差(Cha)。(?)
(?) (?)8.测(Ce)定(Ding)时(Shi),(?)烘(Hong)干(Gan)、(?)灰(Hui)化(Hua)、(?)除(Chu)残(Can)阶(Jie)段(Duan),(?)石(Shi)墨(Mo)管(Guan)内(Nei)气(Qi)路(Lu)、(?)外(Wai)气(Qi)路(Lu)必(Bi)须(Xu)通(Tong)氩(Ya)气(Qi)保(Bao)护(Hu);(?)原(Yuan)子(Zi)化(Hua)阶(Jie)段(Duan)时(Shi)内(Nei)气(Qi)路(Lu)停(Ting)气(Qi),(?)加(Jia)热(Re)时(Shi)间(Jian)一(Yi)般(Ban)为(Wei)2-3秒(Miao);(?)测(Ce)定(Ding)中(Zhong)高(Gao)温(Wen)原(Yuan)子(Zi)化(Hua)元(Yuan)素(Su)采(Cai)用(Yong)zui大(Da)功(Gong)率(Lu)加(Jia)热(Re),(?)低(Di)温(Wen)原(Yuan)子(Zi)化(Hua)元(Yuan)素(Su)采(Cai)用(Yong)1秒(Miao)或(Huo)0.X秒(Miao)加(Jia)热(Re)。(?)
(?) (?)不(Bu)过(Guo)大(Da)家(Jia)要(Yao)注(Zhu)意(Yi)的(De)就(Jiu)是(Shi)这(Zhe)种(Zhong)检(Jian)漏(Lou)方(Fang)法(Fa)有(You)一(Yi)个(Ge)不(Bu)好(Hao)之(Zhi)处(Chu)就(Jiu)是(Shi)速(Su)度(Du)有(You)些(Xie)慢(Man),(?)因(Yin)为(Wei)检(Jian)测(Ce)一(Yi)个(Ge)石(Shi)墨(Mo)管(Guan)就(Jiu)需(Xu)要(Yao)耗(Hao)时(Shi)5分(Fen)钟(Zhong),(?)石(Shi)墨(Mo)换(Huan)热(Re)器(Qi)这(Zhe)种(Zhong)设(She)备(Bei)里(Li)面(Mian)所(Suo)使(Shi)用(Yong)的(De)石(Shi)墨(Mo)管(Guan)有(You)好(Hao)几(Ji)百(Bai)根(Gen),(?)所(Suo)以(Yi)要(Yao)全(Quan)部(Bu)检(Jian)查(Cha)完(Wan)的(De)话(Hua)需(Xu)要(Yao)的(De)时(Shi)间(Jian)是(Shi)很(Hen)漫(Man)长(Chang)的(De)。(?)平(Ping)时(Shi)我(Wo)们(Men)在(Zai)使(Shi)用(Yong)石(Shi)墨(Mo)换(Huan)热(Re)器(Qi)的(De)时(Shi)候(Hou)如(Ru)果(Guo)石(Shi)墨(Mo)管(Guan)在(Zai)操(Cao)作(Zuo)的(De)过(Guo)程(Cheng)中(Zhong)出(Chu)现(Xian)损(Sun)坏(Huai)了(Liao),(?)那(Na)么(Me)我(Wo)们(Men)就(Jiu)不(Bu)能(Neng)再(Zai)使(Shi)用(Yong)热(Re)水(Shui)进(Jin)行(Xing)清(Qing)洗(Xi)了(Liao),(?)若(Ruo)清(Qing)洗(Xi)的(De)话(Hua)会(Hui)对(Dui)石(Shi)墨(Mo)换(Huan)热(Re)器(Qi)的(De)外(Wai)壳(Ke)产(Chan)生(Sheng)腐(Fu)蚀(Shi)。(?)