貼片(pian)輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan) 4.5X4.5按(an)(an)鍵(jian)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan) 引(yin)腳(jiao)(jiao)(jiao)(jiao)封(feng)裝(zhuang)定義詳細，輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)有(you)(you)三(san)種封(feng)裝(zhuang)：散(san)裝(zhuang)人(ren)工插(cha)件(jian)、SMT貼片(pian)封(feng)裝(zhuang)、DIP插(cha)件(jian)編帶封(feng)裝(zhuang)。型(xing)號規(gui)格：輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)主要(yao)(yao)規(gui)格有(you)(you)：環保耐高溫(wen) 貼片(pian)式 插(cha)件(jian)式 側插(cha)式 大/中/小龜型(xing)輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan) 2*4輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan) 3*3輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)四(si)(si)(si)腳(jiao)(jiao)(jiao)(jiao)輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)在(zai)(zai)日常產(chan)品總是(shi)(shi)(shi)(shi)(shi)普遍(bian)運用的(de)(de)(de)，相(xiang)對來說占領了很大的(de)(de)(de)一(yi)(yi)部分。這(zhe)里說的(de)(de)(de)四(si)(si)(si)腳(jiao)(jiao)(jiao)(jiao)指的(de)(de)(de)就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)四(si)(si)(si)個(ge)(ge)(ge)引(yin)腳(jiao)(jiao)(jiao)(jiao)，四(si)(si)(si)個(ge)(ge)(ge)引(yin)腳(jiao)(jiao)(jiao)(jiao)就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)有(you)(you)2個(ge)(ge)(ge)組(zu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)，按(an)(an)下(xia)(xia)(xia)去就(jiu)(jiu)2組(zu)同(tong)時(shi)通電(dian)(dian)，而放(fang)開(kai)(kai)(kai)(kai)(kai)就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)2組(zu)同(tong)時(shi)段開(kai)(kai)(kai)(kai)(kai)的(de)(de)(de)，有(you)(you)人(ren)說這(zhe)四(si)(si)(si)個(ge)(ge)(ge)引(yin)腳(jiao)(jiao)(jiao)(jiao)是(shi)(shi)(shi)(shi)(shi)為(wei)了電(dian)(dian)路(lu)板焊(han)接堅固，其(qi)實這(zhe)樣(yang)理(li)解也是(shi)(shi)(shi)(shi)(shi)沒有(you)(you)錯的(de)(de)(de)。實際上輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)四(si)(si)(si)腳(jiao)(jiao)(jiao)(jiao)電(dian)(dian)源(yuan)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)說和(he)人(ren)們日常生活常見的(de)(de)(de)輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)電(dian)(dian)源(yuan)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)是(shi)(shi)(shi)(shi)(shi)同(tong)一(yi)(yi)個(ge)(ge)(ge)種類(lei)的(de)(de)(de)電(dian)(dian)源(yuan)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)，輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)四(si)(si)(si)腳(jiao)(jiao)(jiao)(jiao)按(an)(an)鍵(jian)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)在(zai)(zai)應用全過程中不可以(yi)鎖緊，可是(shi)(shi)(shi)(shi)(shi)，人(ren)們要(yao)(yao)是(shi)(shi)(shi)(shi)(shi)按(an)(an)下(xia)(xia)(xia)去一(yi)(yi)次(ci)，四(si)(si)(si)角電(dian)(dian)源(yuan)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)數據信號就(jiu)(jiu)會產(chan)生一(yi)(yi)次(ci)轉變。可是(shi)(shi)(shi)(shi)(shi)屬(shu)于(yu)現代化(hua)之下(xia)(xia)(xia)的(de)(de)(de)電(dian)(dian)子元件(jian)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)，屬(shu)于(yu)電(dian)(dian)子電(dian)(dian)器一(yi)(yi)類(lei)。而所謂(wei)的(de)(de)(de)四(si)(si)(si)腳(jiao)(jiao)(jiao)(jiao)輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)，在(zai)(zai)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)上有(you)(you)四(si)(si)(si)個(ge)(ge)(ge)腳(jiao)(jiao)(jiao)(jiao)，就(jiu)(jiu)被稱之為(wei)四(si)(si)(si)腳(jiao)(jiao)(jiao)(jiao)輕(qing)(qing)(qing)(qing)(qing)(qing)觸(chu)(chu)開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)。這(zhe)種開(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)在(zai)(zai)當(dang)今時(shi)下(xia)(xia)(xia)的(de)(de)(de)應用中可謂(wei)是(shi)(shi)(shi)(shi)(shi)相(xiang)當(dang)的(de)(de)(de)廣泛，尤(you)其(qi)是(shi)(shi)(shi)(shi)(shi)在(zai)(zai)家用的(de)(de)(de)電(dian)(dian)器方面，