问题描述：
[单选]
The fuel oil system for a diesel engine can be considered in two parts--the fuel supply and the（）systems．
A．fuel treatment
B．fuel combustion
C．fuel injection
D．fuel separating
参考答案：查看无
答案解析：无
☆收藏
答案解析：无
☆收藏
上一篇：The fuel pipes and ducts should be blown with（）．
下一篇：The fuel injector pump is operated by（）which drives the plunger up and down．
- 我要回答: 网友(18.190.253.224)
- 热门题目: 1.并联部件的数量越多，每一并联 2.并联连接系统的不可靠度（）系 3.在并联连接系统中，组成系统的