It is very important to increase the energy of high-nitrogen-content single-base propellant by absorbing nitroglycerin in the case of keeping the advantage of the original propellant.

• 用尺寸排阻色谱的方法研究了高氮量单基火药吸收硝化甘油以后硝化甘油的分布规律及加速老化过程中硝化甘油的迁移规律。