The grain distribution and thermal decomposition characteristic of RDX in RDX modified double base spheric small size propellants are discussed.

讨论了改性双基球形小粒药中rdx颗粒的分布和RDX热分解的特点，提出了RD X改性双基球形小粒药的燃烧机理。

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Under the dipole regarded as stimulated source, USES the equivalent distribution source theory to deduce the forward theory of spheric equivalent source of random dipole in limitless space.

利用等效分布源理论推导出无界空间中任意偶极子源的球形等效源的正演理论公式。

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