问题描述：
[单选]
The pressurized air is usually cooled to increase the charge air（）．
A．viscosity
B．density
C．velocity
D．electricity
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 primary duty of lube oil is to reduce（）between the working parts of an engine．
下一篇：The pressure of pilot air is usually（）than that of starting air．
- 我要回答: 网友(216.73.216.96)
- 热门题目: 1.串联连接系统的可靠度（）组成 2.串联连接系统的可靠度（）组成 3.船舶动力装置可靠性好的设计，