緊固(gu)(gu)(gu)先生這(zhe)一品(pin)牌(pai)是(shi)產品(pin)緊固(gu)(gu)(gu)件(jian)(jian)(jian)(jian)的(de)品(pin)牌(pai)名，緊固(gu)(gu)(gu)件(jian)(jian)(jian)(jian)在市場上也稱(cheng)為(wei)(wei)標(biao)準(zhun)件(jian)(jian)(jian)(jian)，是(shi)將兩個(ge)或兩個(ge)以上的(de)零件(jian)(jian)(jian)(jian)（或構(gou)件(jian)(jian)(jian)(jian)）緊固(gu)(gu)(gu)連接成(cheng)為(wei)(wei)一件(jian)(jian)(jian)(jian)整體時所采(cai)用(yong)(yong)的(de)一類機械零件(jian)(jian)(jian)(jian)的(de)總稱(cheng)。它的(de)特點是(shi)品(pin)種(zhong)規格繁多，性能用(yong)(yong)途各異，而且標(biao)準(zhun)化、系列(lie)化、通用(yong)(yong)化的(de)程度(du)極(ji)高。緊固(gu)(gu)(gu)件(jian)(jian)(jian)(jian)是(shi)應用(yong)(yong)最廣泛的(de)機械基礎件(jian)(jian)(jian)(jian)，需(xu)求量很大。由于固(gu)(gu)(gu)件(jian)(jian)(jian)(jian)產品(pin)比較(jiao)廣泛，產品(pin)比較(jiao)男性化，所以品(pin)牌(pai)名為(wei)(wei)緊固(gu)(gu)(gu)件(jian)(jian)(jian)(jian)先生。