东(Dong)莞(Guan)演(Yan)丰(Feng)电(Dian)子(Zi)有(You)限(Xian)公(Gong)司(Si)

志(Zhi)丰(Feng)电(Dian)子(Zi)（(?)香(Xiang)港(Gang)）(?)有(You)限(Xian)公(Gong)司(Si)

由(You)于(Yu)开(Kai)关(Guan)的(De)测(Ce)试(Shi)寿(Shou)命(Ming)明(Ming)显(Xian)地(Di)和(He)测(Ce)试(Shi)时(Shi)的(De)板(Ban)动(Dong)速(Su)度(Du)有(You)关(Guan), 因(Yin)此(Ci)为(Wei)了(Liao)测(Ce)得(De)一(Yi)个(Ge)正(Zheng)确(Que)的(De)使(Shi)用(Yong)寿(Shou)命(Ming), 就(Jiu)应(Ying)有(You)一(Yi)个(Ge)正(Zheng)确(Que)的(De)测(Ce)试(Shi)扳(Ban)动(Dong)速(Su)度(Du)。(?)由(You)于(Yu)测(Ce)试(Shi)寿(Shou)命(Ming)应(Ying)反(Fan)映(Ying)手(Shou)动(Dong)操(Cao)作(Zuo)时(Shi)的(De)使(Shi)用(Yong)寿(Shou)命(Ming), 因(Yin)此(Ci)这(Zhe)一(Yi)机(Ji)动(Dong)测(Ce)试(Shi)扳(Ban)动(Dong)速(Su)度(Du)应(Ying)和(He)手(Shou)动(Dong)扳(Ban)动(Dong)速(Su)度(Du)相(Xiang)一(Yi)致(Zhi)。(?)也(Ye)就(Jiu)是(Shi)应(Ying)测(Ce)试(Shi)出(Chu)手(Shou)动(Dong)扳(Ban)动(Dong)速(Su)度(Du)的(De)数(Shu)值(Zhi)。(?)

利(Li)用(Yong)毫(Hao)秒(Miao)仪(Yi)测(Ce)试(Shi)出(Chu)导(Dao)通(Tong)中(Zhong)断(Duan)时(Shi)间(Jian)可(Ke)测(Ce)得(De)钮(Niu)子(Zi)开(Kai)关(Guan)手(Shou)柄(Bing)从(Cong)一(Yi)个(Ge)极(Ji)限(Xian)位(Wei)置(Zhi)扳(Ban)到(Dao)另(Ling)一(Yi)个(Ge)极(Ji)限(Xian)位(Wei)置(Zhi)的(De)扳(Ban)动(Dong)时(Shi)间(Jian)。(?)由(You)扳(Ban)动(Dong)时(Shi)间(Jian)及(Ji)扳(Ban)动(Dong)距(Ju)离(Li)可(Ke)计(Ji)算(Suan)出(Chu)扳(Ban)动(Dong)速(Su)度(Du)。(?)这(Zhe)一(Yi)速(Su)度(Du)是(Shi)整(Zheng)个(Ge)扳(Ban)动(Dong)距(Ju)离(Li)内(Nei)的(De)平(Ping)均(Jun)速(Su)度(Du)。(?)根(Gen)据(Ju)实(Shi)际(Ji)测(Ce)试(Shi), 这(Zhe)一(Yi)手(Shou)动(Dong)扳(Ban)动(Dong)速(Su)度(Du)在(Zai)操(Cao)作(Zuo)人(Ren)员(Yuan)不(Bu)司(Si)时(Shi)有(You)差(Cha)异(Yi), 同(Tong)一(Yi)操(Cao)作(Zuo)人(Ren)员(Yuan)各(Ge)次(Ci)操(Cao)午(Wu)三(San)也(Ye)有(You)差(Cha)异(Yi), 平(Ping)均(Jun)大(Da)约(Yue)在(Zai)。(?)一(Yi)毫(Hao)米(Mi)秒(Miao)之(Zhi)间(Jian)。(?)

钮(Niu)子(Zi)开(Kai)关(Guan)测(Ce)试(Shi)扳(Ban)动(Dong)速(Su)度(Du)虽(Sui)然(Ran)没(Mei)有(You)国(Guo)内(Nei)标(Biao)准(Zhun), 但(Dan)还(Huan)是(Shi)有(You)国(Guo)外(Wai)标(Biao)准(Zhun)可(Ke)作(Zuo)参(Can)考(Kao)。(?)在(Zai)年(Nian)月(Yue)日(Ri)制(Zhi)订(Ding)的(De)美(Mei)国(Guo)军(Jun)用(Yong)规(Gui)范(Fan)密(Mi)封(Feng)钮(Niu)子(Zi)开(Kai)关(Guan)总(Zong)规(Gui)范(Fan)一(Yi)一(Yi)中(Zhong)对(Dui)寿(Shou)命(Ming)试(Shi)验(Yan)条(Tiao)件(Jian)规(Gui)定(Ding)钮(Niu)子(Zi)开(Kai)关(Guan)应(Ying)用(Yong)一(Yi)个(Ge)机(Ji)动(Dong)驱(Qu)动(Dong)件(Jian), 以(Yi)一(Yi)次(Ci)分(Fen), 一(Yi)英(Ying)、(?)州(Zhou)秒(Miao)的(De)速(Su)度(Du)来(Lai)驱(Qu)动(Dong)。(?)在(Zai)上(Shang)述(Shu)饥(Ji)子(Zi)开(Kai)关(Guan)标(Biao)准(Zhun)的(De)测(Ce)试(Shi)条(Tiao)件(Jian)中(Zhong),在(Zai)规(Gui)定(Ding)每(Mei)分(Fen)钟(Zhong)测(Ce)试(Shi)次(Ci)数(Shu)的(De)同(Tong)时(Shi)对(Dui)测(Ce)试(Shi)扳(Ban)动(Dong)速(Su)度(Du)作(Zuo)出(Chu)了(Liao)具(Ju)体(Ti)规(Gui)定(Ding), 其(Qi)数(Shu)值(Zhi)是(Shi)一(Yi)英(Ying)寸(Cun)秒(Miao), 即(Ji)毫(Hao)米(Mi)秒(Miao)。(?)这(Zhe)一(Yi)方(Fang)面(Mian)说(Shuo)明(Ming)有(You)必(Bi)要(Yao)规(Gui)定(Ding)一(Yi)个(Ge)测(Ce)试(Shi)速(Su)度(Du), 而(?)且(Qie)这(Zhe)一(Yi)标(Biao)准(Zhun)规(Gui)定(Ding)的(De)测(Ce)试(Shi)速(Su)度(Du)数(Shu)值(Zhi)和(He)我(Wo)们(Men)测(Ce)试(Shi)得(De)到(Dao)的(De)手(Shou)动(Dong)扳(Ban)动(Dong)速(Su)度(Du)是(Shi)比(Bi)较(Jiao)接(Jie)近(Jin)的(De), 其(Qi)差(Cha)异(Yi)可(Ke)能(Neng)仪(Yi)是(Shi)囚(Qiu)各(Ge)人(Ren)手(Shou)动(Dong)操(Cao)作(Zuo)速(Su)度(Du)有(You)差(Cha)异(Yi)而(?)引(Yin)起(Qi)的(De)。(?)这(Zhe)一(Yi)手(Shou)动(Dong)操(Cao)作(Zuo)扳(Ban)动(Dong)速(Su)度(Du)为(Wei)机(Ji)动(Dong)测(Ce)试(Shi)驱(Qu)动(Dong)速(Su)度(Du)还(Huan)是(Shi)比(Bi)较(Jiao)合(He)理(Li)的(De)。(?)为(Wei)统(Tong)一(Yi)起(Qi)见(Jian), 也(Ye)可(Ke)缩(Suo)小(Xiao)范(Fan)围(Wei)定(Ding)在(Zai)了(Liao)一(Yi)毫(Hao)米(Mi)秒(Miao)。(?)