fixed artillery

例句：

1. 1. The army has a large number of fixed artillery pieces.
   军队拥有大量的固定式火炮。
2. 2. The engineers were fixing the broken parts of the artillery.
   工程师们正在修理大炮的损坏部分。
3. 3. The battle was won with the use of fixed artillery.
   通过使用固定式火炮赢得了战斗。