- knocking test
- 爆: explode; burst
- 击: beat; hit; strike
- 试验: experiment; test; trial
- 爆击: knocking
- 冲击试验: ballistic test; blow test; blow-test; falling weight test; falling-weight test; hammering test; impact testing; impulse test; izod test; notch impact test; percussion (or impact) test; percussion test; percussive test; punch test; shock test
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