问题描述：
[单选]
An advantage of aluminum pistons， when compared to cast iron pistons is（）．
A．greater high temperature strength
B．better heat conductivity
C．greater weight per cubic inch
D．increased resistance to wear
参考答案：查看无
答案解析：无
☆收藏
答案解析：无
☆收藏
上一篇：Improper cooling of a diesel engine cylinder liner due to the accumulation of scale deposits may cause（）．
下一篇：Which of the combustion parameters listed is used in a diesel engine， but NOT related to the injection system？
- 我要回答: 网友(216.73.216.96)
- 热门题目: 1.为什么把船舶成为轮船？ 2.应保持锅炉管表面边界层的废气 3.废气锅炉废气出口温度不低于1