Given that voyage time will increase as a consequence of the reduced speed, the fuelsaving will be somewhat less, about 40%.
由于航行时间因为速度降低将会增加，能源节约大概能将近40%。
2
Not surprisingly, companies that operate fleets of cars and trucks are among the first users of fuel-saving "eco-assist" systems.
那些经营汽车和卡车车队的公司，是第一批使用节能燃料“环保协助”体系的用户，这不足为奇。
3
Besides aircraft powered by biofuel and new lightweight fuel-saving designs, such as Boeing's 787 Dreamliner, there is plenty of other kit promising to help make aircraft more efficient.