6秒之后，航天飞机的双固体燃料火箭推进器点火，固定航天器的爆炸螺栓切断，整个航天飞机一飞冲天。
After those six seconds, a shuttle? S twin solid rocket boosters ignite, explosive bolts holding the spacecraft down are severed and the entire stack soars spaceward.
利用基元反应机理数值模拟了H2／空气良好搅拌反应器（CSTR）系统的双稳定状态和点火过程。
The bistable states and ignition in an H2/air CSTR (continuous-flow stirred tank reactor) are numerically simulated based on the detailed chemistry.
直接点火线圈，双电极火花塞和高输出的磁提供极其精确，可靠的点火。
Direct ignition coils, dual-electrode spark plugs and high-output magneto deliver extremely accurate, reliable firing.
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