炮口冲击波
shock wave of tank cannon
gun muzzle blast waves
muzzle blast wave
低温夏比V型缺口冲击试验
Low temperature Charpy V-notch impact test
缺口冲击强度
notched impack strength
notched impact strength
notched Izod impact strength
缺口冲击试验
test with notched test piece
夏比V型缺口冲击试样
CharpyⅤ-notch impact specimen