If the engine does start on air, but combustion does not immediately begin, the cause may be （）.<br>A:failure of the fuel pumps<br>B:starting air pressure too low<br>C:stop valve in air line closed<br>D:the turning gear still engaged

If the engine does start on air, but combustion does not immediately begin, the cause may be （）.
A:failure of the fuel pumps
B:starting air pressure too low
C:stop valve in air line closed
D:the turning gear still engaged

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10252937】个 (题库试题定时更新)