An expendable jet perforating gun with large horizontal firing charges.
带有水平点火大射孔弹的消毁式聚能射孔枪。
The law conversation of energy and the hole diameter formula of jet perforating are employed to deduce the relationship of diameter and velocity of jet for cylindrical hole of perforation concrete.
文中根据能量守恒原理及侵彻孔径公式，推导了获得圆柱形穿孔的射流直径与速度的关系。
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