问题描述：
[单选]
The fuel pipes and ducts should be blown with（）．
A．atmosphere
B．the fresh water
C．compressed air
D．chemical compound
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 function of a lubricating oil is（）to lubricate the running surface（）to carry away a great deal of heat．
下一篇：The fuel oil system for a diesel engine can be considered in two parts--the fuel supply and the（）systems．
- 我要回答: 网友(216.73.216.42)
- 热门题目: 1.气缸盖底面裂纹一般产生在底面 2.气缸盖底面在较高的（）等的恶 3.柴油机气缸盖的结构特点是（）