muzzlen.动物之鼻口；口络；枪口v.戴口络于；使缄默muzzle with skeet choke带猎枪缩口的枪口muzzle brake efficiency炮口制退器效率muzzle magnetic detecting炮口磁探测muzzle velocity deviation初速偏差Muzzle-Loading Rifled Gun前装式膛线炮muzzle velocity measurement初速测量muzzle velocity of projectile弹丸初速muzzle vibration displacement炮口振动位移Muzzle-loading smooth-bore guns前膛装滑膛炮Muzzle Brake Suppressor replaces Marksmanship枪口消音器技能代替了枪法技能