手铳是明代火器中的一种,属火铳类,因口径小,身管细短,尾銎安有木柄,用手持握发射,故名。明代从朱元璋起就开始制造大批手铳,正德、嘉靖间制造的手铳最多。故宫博物院武备库藏有4件明代手铳: 洪武手铳(洪武十二年,1379年。图一):铜铸,全长45厘米,药室长6.5厘米,药室直径4.5厘米,口径22毫米,尾銎长8 Handcuffs is a firearm in the Ming Dynasty, is a fire 铳 class, due to small caliber, short tube, tail 銎 security with a wooden handle, hand held launch, hence the name. Since the Ming Dynasty started from the Zhu Yuanzhang to create a large number of handcuffs, Masanori, Jiajing created the largest handcuffs. Palace Museum of Armaments There are 4 Ming Dynasty handcuffs: Hongwu handcuff (Hongwu twelve years, 1379. Figure I): copper casting, a total length of 45 cm, length of 6.5 cm medicine room, 4.5 cm diameter pharmacy, caliber 22 mm , Tail length 8