LS9 has been genetically engineering E. coli to optimize the process by which the bacteria converts sugar into fuel.
LS 9已经对大肠杆菌进行基因工程改造，以优化其将糖类转化成燃料的过程。
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The fuel cell engine was packaged into the cab by Lotus Engineering, which also designed control systems to optimise performance of the fuel cells and electric drive systems.
燃料电池引擎被莲花工程组装完成，同时也包含了控制优化系统和电动机。
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Although Mercedes' sales have plunged, the engineering icon has maintained its premium image with new fuel-efficient models.