propagation law造句怎么写

The gas flame propagation law and acceleration mechanism were studied in a fully transparent flame-acceleration tube by using the flame-acceleration system and high-speed photography.

Research progress on propagation law of gas explosive along mine roadway network

Relation of blasting seismic intensity and related blasting parameters is researched to illustrate propagation law and damage performance of the blasting seismic wave, and influence extent of related blasting factors on blasting seismic intensity.