It is very difficult to research the burning characteristic of high energy propellant in the DDT pipe applying the ionization probe.But the satisfactory results can be easily got using photoelectricity triode.

• 用探针法研究ddt管中高能推进剂的燃烧波和爆轰波的传播特性，因各种因素的影响难以得到满意的结果，用光电三极管代替电离探针可得到相对理想的结果。