The leak of Liquid Rocket Engine ( LRE ) is very common and dangerous.

液体火箭发动机的泄漏是常见和极其危险的故障.

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The thrust chamber of the LRE works under the condition characterized by pressure and high temperature.

液体火箭发动机推进室里的工质工作在高温高压环境下,可靠的冷却是保证其安全工作的关键技术之一.

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