When allowance is made for the separate auxiliary load the consumption can rise to nearly 1 ib / shp hour and this is generally about 20 % better than the overall fuel consumption of a steam plant at cruising speed 当考虑分开的辅机负荷时，其耗油率几乎能增加到1磅/轴马力小时，一般来说比蒸汽装置的巡航总油耗大约多20 % 。
