ballistics造句

The weapons are undergoing ballistics tests to see whether they were used in the shootings.
这些武器正在接受弹道测试，以确定它们是否曾用于枪击案中。

Ballistics was used in the criminal case to determine the gun's firing capacity.
在该刑事案件中人们运用弹道学原理来确定枪的发射力.

A ballistics expert were taking evidence at the scene of the crime.
一位弹道学家正在犯罪现场提取证据.

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