The engines used by Ark Angel are electric motors driving counter-rotating propellers, mounted in pods below the hull.
方舟天使使用的引擎是反向旋转的螺旋桨驱动的电动马达，安装在船体下的分离舱中。
In addition, and for extra greenness, Ark Angel and the 44-metre Ocean Empire (picture below) would be fitted with giant automated kites, to tow them.
此外，为了更加绿色，方舟天使和44米长的海洋帝国(图)将安装巨大的自动高轻帆，拖着它们。
In addition, and for extra greenness, Ark Angel and the 44-metre Ocean Empire (picture below) would be fitted with giant automated kites, to tow them.
此外，为了更加绿色，方舟天使和44米长的海洋帝国(图)将安装巨大的自动高轻帆，拖着它们。
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