gun assembly

• 炮身

gun assembly的用法和样例：

例句

1. Italian inventors have been experimenting with mounting large numbers of gun barrels in one frame.This example features 36 mounted on a wagon much like the standard ribault.
   意大利军械专家们潜心钻研如何将更多炮管安置于同一炮身，最终研制成功三十六管火炮。