The initial thrust is provided by the nine-engine cluster, fuelled by kerosene and liquid oxygen.

初始推进力由一拥有九个引擎的引擎组提供，使用煤油和液氧作为燃料。

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The initial thrust is provided by the nine-engine cluster, fuelled by kerosene and liquid oxygen.

初始推进力由一拥有九个引擎的引擎组提供，使用煤油和液氧作为燃料。

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