ballistics 专八

1.Type 190 Ballistics Longitude-Latitude Photographic Plate (BLL, photoplate) is dedicated for night photography of luminous ballistics of conventional or strategical arms.

190经纬照相干版适用于各种常规兵器和尖端武器曳光的夜间拍摄[*]。

2.The process beginnng from powder burning to the ejection pistons pushing out the bomb and its moving back was analyzed applying classical interior ballistics and gasdynamics theory.

给出了对某型号挂钩的实例计算，计算与试验本相符。