nozzle barrel是什么意思

网络释义

1)nozzle barrel,管枪筒2)pistol chamber,手枪枪管3)deringer['derindʒə],短筒手枪4)torch chimney,焊枪筒5)barrel of a gun,枪筒子6)sleeve lance,套筒枪

Fracture of some pistol chamber frequently occur during high pressure tests before assembly.

某式手枪枪管在组装前的高压试验中不断出现断裂。