“antiaircraft artillery ”造句，怎麼用antiaircraft artillery 造句

Weapon systems include two dual-14.5mm antiaircraft machine guns, or two Type 61 dual-25mm antiaircraft artillery guns.

This paper introduces several paths of improving the antiaircraft artillery system antiaircraft artillery, cannonball, firepower control system, etc.

The example of ballistic trajectory simulation in the 57mm antiaircraft artillery is given in the paper. The essential principle can be popularized to ballistic trajectory simulation of other caliber antiaircraft artillery.