例文
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- The RD-253 is a single-chamber engine and uses a staged combustion cycle.
- The RD-180 uses kerosene in a clever process known as staged combustion.
- This gives the efficiency advantages of staged combustion, while avoiding major engineering problems.
- The project's goal in 2005 was to develop a full-flow, staged combustion rocket engine.
- The engines were the first ever staged combustion cycle engines.