Antidetonating quality is an important index of natural gas used as engine fuel.
天然气用作发动机燃料时，其抗爆性是一项重要指标。
The major new feature, however, was the fitting of a multi-fuel gas turbine engine.
无论如何，主要的新特性是一种可以适应多种燃料的涡轮发动机。
The major new feature, however, was the fitting of a multi-fuel gas turbine engine.
无论如何，主要的新特性是一种可以适应多种燃料的涡轮发动机。
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