ballistic trajectory造句

ballistic trajectory

Measurement error from the photoelectric theodolite is the main error in the ballistic trajectory measurement.

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.

In order to measure ballistic trajectory accurately, the measurement precision of the photoelectric theodolite should be investigated.

Overhead came the shrill sound of shells breaking through the air, and a shell, under a certain ballistic trajectory, came straight at them.

Aimed at the existing problem of a certain type of aircraft sight, a bomb performance improved equipment is developed for the ballistic trajectory windage on non-standard weather condition.