西方国家的空心弹技术（续）王雨时（沈阳工业学院弹药研究所沈阳１１００１５）图１５给出的弹托结构由德国人发明，弹托通常采用塑料制成，其特点是利于空心弹丸获得较好的空气动力特性，且可以采用普通药筒，设计简单、结构可靠、成本低廉。缺点是弹托占用轴向空间比... Hollow Bullet Technique in Western Countries (cont.)  Wang Yu Shi (Institute of Ammunition, Shenyang Institute of Technology, Shenyang 110015) The strut structure shown in Fig. 15 was invented by the Germans. The strut is usually made of plastic. Good aerodynamic properties, and can be used ordinary cartridge, simple design, reliable structure, low cost. The disadvantage is that the trampolines occupy more axial space than ...