The oscillatory combustion in solid rocket engines can be determined by comparing the pressure measured with copper post gauge to the maximum pressure measured with static electrical measurement system.

• 因此，用钢柱测压器测出的压强值与稳态压强电测系统测出的最大压强相比较，可以初步断定固体火箭发动机是否存在振荡燃烧现象。