爆震波波前
front of the detonation wave
爆震强度评价标准
Evaluating criterion of knock intensity
地震波波形分析
analysis of seismis waveform
地震强度表
scale of seismic intensity
地震强度分级
seismic intensity scale
earthquake intensity scale
地震强度阶
earthquake intensity scale
地震强度因子M_f值
Seismic magnitude factor M_f-value
地震强度因子Mf
seismic intensity factor Mf