您要查找的是不是：
- 炸弹在撞击时立即爆炸。The bomb exploded on impact, ie at the momentof collision.
- 炸弹在撞击时立即爆炸.The bomb exploded on impact, ie at the moment of collision.
- 炸弹在撞击时爆炸了。The bomb exploded on impact.
- 时hour
- DDT－抑制剂对PU－RDX在撞击作用下爆炸反应传播的影响THE INFLUENCE OF DDT-INHIBITOR UPON THE PROPAGATION OF EXPLOSION REACTION OF PU-RDX UNDER IMP ACT
- 炸弹bomb
- 1939年战争爆发时，她的父母在国外，他们直到战争结束时才能返家。Her parents were abroad when the balloon went up in1939 and they could not return home until the war was over.
- 撞击to strike
- 飞机双翼在撞击中折断。Both wings of the aircrafts were ripped off in the crash.
- 到时arrival time
- 1984年，一辆汽车炸弹在贝鲁特北部攻击了美国大使及其随同，12人死亡。In 1984, a suicide car bomber attacked the US Embassy annex in north Beirut, killing a dozen people.
- 几时what time; when
- 气体扩散到它们的整个容器气体颗粒在撞击间作直线运动。Gases Expand to filltheir container on all sides. Gas Particles travel in straight lines between collisions.
- 报时give the correct time
- 炸弹在熙来攘往的街道上爆炸了。The bomb went off in a crowded street.
- 人时man-hour
- 下颌骨在撞击载荷作用下的应力分布The stress distribution of the mandible under impact loading
- 顺时up time; be in luck; on time
- 一颗炸弹在附近爆炸。A bomb exploded somewhere near.
- 长时long term
