问题描述:
[单选]
One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is().
A.the extra weight required for the diesel reduction gearing
B.a minimum speed for the engines that limits the minimum speed of the vessel
C.the higher fuel consumption per SHP
D.the low efficiency of the system when a controllable pitch propeller is used
参考答案:查看无
答案解析:无
☆收藏
答案解析:无
☆收藏
上一篇:Overspeed of the diesel engine driving an electric generator could cause().
下一篇:On a twin-screw,twin-rudder vessel,the most effective way to turn in your own water,with no way on,is to put().
- 我要回答: 网友(52.15.173.197)
- 热门题目: 1.测量曲轴臂距差还要求在()时 2.柴油机冷态即环境温度下测量曲 3.利用拐挡表测量主机曲轴臂距差