膛外弹道学+膛内弹道学,大连建新工业公司1949年9月出版、印刷,几页有划线,李庆之,,民国旧书,se82372673,民国旧书,解放战争时期(1945年—1949年),,民国解放区旧书,,工具书,,硬精装,,32开,,,价格:600,7788收藏__收藏热线
膛内弹道学2) exterior ballistics 膛外弹道学3) interior ballistics 内弹道学 1. After clarifying the concept and correlation of several velocities, the existent problems of interior ballistics and development directions of interior ballistics research were brought forward. 在澄清若干概念基础上,给出...