镀(Du)锡(Xi)铜(Tong)包(Bao)铜(Tong)线(Xian)的(De)工(Gong)艺(Yi)比(Bi)裸(Luo)铜(Tong)线(Xian)稍(Shao)稍(Shao)复(Fu)杂(Za)些(Xie)，(?)将(Jiang)纯(Chun)铜(Tong)杆(Gan)拉(La)成(Cheng)丝(Si)后(Hou)再(Zai)用(Yong)热(Re)镀(Du)锡(Xi)工(Gong)艺(Yi)在(Zai)铜(Tong)丝(Si)表(Biao)面(Mian)镀(Du)上(Shang)薄(Bao)薄(Bao)的(De)一(Yi)层(Ceng)锡(Xi)就(Jiu)成(Cheng)了(Liao)镀(Du)锡(Xi)铜(Tong)包(Bao)铜(Tong)线(Xian)。(?)这(Zhe)种(Zhong)线(Xian)外(Wai)观(Guan)为(Wei)银(Yin)色(Se)，(?)因(Yin)为(Wei)锡(Xi)是(Shi)银(Yin)色(Se)金(Jin)属(Shu)的(De)缘(Yuan)故(Gu)。(?)镀(Du)锡(Xi)铜(Tong)包(Bao)铜(Tong)线(Xian)，(?)材(Cai)质(Zhi)比(Bi)较(Jiao)柔(Rou)软(Ruan)，(?)导(Dao)电(Dian)性(Xing)能(Neng)良(Liang)好(Hao)，(?)与(Yu)裸(Luo)铜(Tong)线(Xian)相(Xiang)比(Bi)，(?)其(Qi)耐(Nai)蚀(Shi)性(Xing)、(?)抗(Kang)氧(Yang)化(Hua)性(Xing)能(Neng)更(Geng)强(Qiang)，(?)可(Ke)大(Da)大(Da)延(Yan)长(Chang)弱(Ruo)电(Dian)线(Xian)缆(Lan)的(De)使(Shi)用(Yong)寿(Shou)命(Ming)。(?)

镀(Du)锡(Xi)铜(Tong)包(Bao)铜(Tong)线(Xian)采(Cai)用(Yong)包(Bao)覆(Fu)焊(Han)接(Jie)制(Zhi)造(Zao)技(Ji)术(Shu)，(?)将(Jiang)铜(Tong)带(Dai)同(Tong)心(Xin)地(Di)包(Bao)覆(Fu)在(Zai)铝(Lu)杆(Gan)芯(Xin)线(Xian)的(De)外(Wai)表(Biao)面(Mian)，(?)并(Bing)使(Shi)铜(Tong)层(Ceng)和(He)芯(Xin)线(Xian)之(Zhi)间(Jian)形(Xing)成(Cheng)牢(Lao)固(Gu)的(De)原(Yuan)子(Zi)间(Jian)的(De)冶(Ye)金(Jin)结(Jie)合(He)，(?)使(Shi)两(Liang)种(Zhong)不(Bu)同(Tong)的(De)金(Jin)属(Shu)材(Cai)料(Liao)结(Jie)合(He)成(Cheng)为(Wei)不(Bu)可(Ke)分(Fen)割(Ge)的(De)整(Zheng)体(Ti)，(?)可(Ke)以(Yi)象(Xiang)加(Jia)工(Gong)单(Dan)一(Yi)金(Jin)属(Shu)丝(Si)那(Na)样(Yang)作(Zuo)拉(La)拔(Ba)和(He)退(Tui)火(Huo)处(Chu)理(Li)，(?)拉(La)拔(Ba)过(Guo)程(Cheng)中(Zhong)铜(Tong)和(He)铝(Lu)同(Tong)比(Bi)例(Li)地(Di)变(Bian)径(Jing)，(?)铜(Tong)层(Ceng)体(Ti)积(Ji)比(Bi)则(Ze)保(Bao)持(Chi)相(Xiang)对(Dui)恒(Heng)定(Ding)不(Bu)变(Bian)。(?)铜(Tong)包(Bao)铝(Lu)线(Xian)重(Zhong)量(Liang)很(Hen)轻(Qing)，(?)外(Wai)观(Guan)上(Shang)也(Ye)呈(Cheng)现(Xian)黄(Huang)色(Se)，(?)但(Dan)相(Xiang)较(Jiao)前(Qian)两(Liang)者(Zhe)，(?)导(Dao)电(Dian)性(Xing)能(Neng)差(Cha)许(Xu)多(Duo)，(?)柔(Rou)韧(Ren)度(Du)不(Bu)够(Gou)，(?)易(Yi)折(Zhe)断(Duan)，(?)耐(Nai)蚀(Shi)性(Xing)、(?)抗(Kang)氧(Yang)化(Hua)性(Xing)能(Neng)也(Ye)比(Bi)较(Jiao)低(Di)。(?)如(Ru)果(Guo)铜(Tong)包(Bao)铝(Lu)生(Sheng)产(Chan)工(Gong)艺(Yi)控(Kong)制(Zhi)不(Bu)好(Hao)，(?)那(Na)么(Me)铜(Tong)包(Bao)铝(Lu)成(Cheng)品(Pin)很(Hen)可(Ke)能(Neng)在(Zai)短(Duan)时(Shi)间(Jian)内(Nei)成(Cheng)为(Wei)一(Yi)堆(Dui)废(Fei)品(Pin)。(?)
裸(Luo)铜(Tong)线(Xian)、(?)镀(Du)锡(Xi)铜(Tong)包(Bao)铜(Tong)线(Xian)、(?)铜(Tong)包(Bao)铝(Lu)线(Xian)被(Bei)广(Guang)泛(Fan)用(Yong)于(Yu)编(Bian)织(Zhi)屏(Ping)蔽(Bi)网(Wang)，(?)因(Yin)材(Cai)料(Liao)差(Cha)异(Yi)，(?)导(Dao)致(Zhi)弱(Ruo)电(Dian)线(Xian)缆(Lan)市(Shi)场(Chang)鱼(Yu)龙(Long)混(Hun)杂(Za)。(?)铜(Tong)包(Bao)铝(Lu)线(Xian)与(Yu)裸(Luo)铜(Tong)线(Xian)外(Wai)观(Guan)颜(Yan)色(Se)相(Xiang)同(Tong)，(?)初(Chu)看(Kan)之(Zhi)下(Xia)，(?)很(Hen)难(Nan)区(Qu)别(Bie)，(?)具(Ju)有(You)极(Ji)大(Da)的(De)迷(Mi)惑(Huo)性(Xing)。(?)各(Ge)种(Zhong)编(Bian)织(Zhi)网(Wang)材(Cai)料(Liao)孰(Shu)优(You)孰(Shu)劣(Lie)，(?)也(Ye)让(Rang)广(Guang)大(Da)工(Gong)程(Cheng)商(Shang)朋(Peng)友(You)感(Gan)到(Dao)困(Kun)惑(Huo)，(?)无(Wu)从(Cong)鉴(Jian)别(Bie)。(?)下(Xia)面(Mian)就(Jiu)为(Wei)大(Da)家(Jia)介(Jie)绍(Shao)一(Yi)些(Xie)区(Qu)分(Fen)裸(Luo)铜(Tong)线(Xian)、(?)镀(Du)锡(Xi)铜(Tong)包(Bao)铜(Tong)线(Xian)以(Yi)及(Ji)铜(Tong)包(Bao)铝(Lu)线(Xian)的(De)常(Chang)规(Gui)方(Fang)法(Fa)。(?)以(Yi)视(Shi)频(Pin)线(Xian)SYV75-5编(Bian)织(Zhi)网(Wang)为(Wei)检(Jian)测(Ce)对(Dui)象(Xiang)，(?)可(Ke)采(Cai)用(Yong)以(Yi)下(Xia)方(Fang)法(Fa)：(?)

1、(?)目(Mu)测(Ce)外(Wai)观(Guan)。(?)剥(Bao)去(Qu)视(Shi)频(Pin)线(Xian)外(Wai)被(Bei)，(?)可(Ke)迅(Xun)速(Su)把(Ba)镀(Du)锡(Xi)铜(Tong)包(Bao)铜(Tong)线(Xian)从(Cong)三(San)种(Zhong)线(Xian)材(Cai)料(Liao)中(Zhong)识(Shi)别(Bie)出(Chu)来(Lai)，(?)因(Yin)为(Wei)只(Zhi)有(You)镀(Du)锡(Xi)铜(Tong)包(Bao)铜(Tong)线(Xian)为(Wei)银(Yin)色(Se)，(?)另(Ling)外(Wai)两(Liang)种(Zhong)皆(Jie)为(Wei)黄(Huang)色(Se)。(?)接(Jie)下(Xia)来(Lai)垂(Chui)直(Zhi)整(Zheng)齐(Qi)切(Qie)下(Xia)一(Yi)段(Duan)视(Shi)频(Pin)线(Xian)，(?)看(Kan)编(Bian)织(Zhi)网(Wang)截(Jie)面(Mian)，(?)如(Ru)果(Guo)为(Wei)黄(Huang)色(Se)，(?)即(Ji)为(Wei)裸(Luo)铜(Tong)线(Xian)；(?)如(Ru)果(Guo)为(Wei)白(Bai)色(Se)，(?)即(Ji)为(Wei)铜(Tong)包(Bao)铝(Lu)线(Xian)。(?)三(San)种(Zhong)编(Bian)织(Zhi)网(Wang)的(De)用(Yong)线(Xian)材(Cai)料(Liao)于(Yu)是(Shi)区(Qu)分(Fen)开(Kai)来(Lai)。(?)

2、(?)用(Yong)工(Gong)具(Ju)发(Fa)刮(Gua)擦(Ca)视(Shi)频(Pin)线(Xian)编(Bian)织(Zhi)网(Wang)表(Biao)面(Mian)，(?)镀(Du)锡(Xi)铜(Tong)网(Wang)刮(Gua)擦(Ca)后(Hou)显(Xian)现(Xian)黄(Huang)色(Se)，(?)裸(Luo)铜(Tong)网(Wang)仍(Reng)是(Shi)黄(Huang)色(Se)，(?)而(?)铜(Tong)包(Bao)铝(Lu)网(Wang)则(Ze)出(Chu)现(Xian)雪(Xue)花(Hua)点(Dian)白(Bai)色(Se)。(?)将(Jiang)视(Shi)频(Pin)线(Xian)编(Bian)织(Zhi)网(Wang)置(Zhi)于(Yu)水(Shui)泥(Ni)地(Di)面(Mian)上(Shang)磨(Mo)擦(Ca)也(Ye)能(Neng)得(De)到(Dao)同(Tong)样(Yang)效(Xiao)果(Guo)。(?)

3、(?)过(Guo)火(Huo)测(Ce)试(Shi)。(?)将(Jiang)视(Shi)频(Pin)线(Xian)编(Bian)织(Zhi)网(Wang)拆(Chai)散(San)开(Kai)，(?)拨(Bo)向(Xiang)一(Yi)侧(Ce)，(?)接(Jie)近(Jin)火(Huo)焰(Yan)，(?)如(Ru)果(Guo)灼(Zhuo)烧(Shao)后(Hou)形(Xing)成(Cheng)球(Qiu)珠(Zhu)状(Zhuang)物(Wu)体(Ti)的(De)即(Ji)为(Wei)铜(Tong)料(Liao)；(?)如(Ru)果(Guo)金(Jin)属(Shu)丝(Si)灼(Zhuo)烧(Shao)后(Hou)变(Bian)白(Bai)，(?)且(Qie)下(Xia)垂(Chui)用(Yong)手(Shou)碰(Peng)触(Chu)即(Ji)碎(Sui)的(De)为(Wei)铜(Tong)包(Bao)铝(Lu)网(Wang)。(?)

此(Ci)外(Wai)，(?)用(Yong)天(Tian)平(Ping)称(Cheng)重(Zhong)，(?)用(Yong)专(Zhuan)业(Ye)电(Dian)工(Gong)检(Jian)测(Ce)设(She)备(Bei)检(Jian)测(Ce)编(Bian)织(Zhi)网(Wang)的(De)电(Dian)阻(Zu)率(Lu)，(?)或(Huo)用(Yong)老(Lao)化(Hua)设(She)备(Bei)检(Jian)测(Ce)编(Bian)织(Zhi)网(Wang)的(De)抗(Kang)氧(Yang)化(Hua)性(Xing)能(Neng)，(?)都(Du)是(Shi)检(Jian)测(Ce)编(Bian)织(Zhi)网(Wang)材(Cai)料(Liao)的(De)好(Hao)方(Fang)法(Fa)。(?)