2022船舶动力装置题库冲刺密卷单选题答案(04.17)

1. [单选题]Among the rings of a piston the （） one is subjected to the greatest load and temperature.

A. bottom
B. middle
C. top
D. none of the above

2. [单选题]The （） or balance tank collects the re-circulated fuel oil.

A. buffer
B. sump
C. bilge
D. overflowing

查看答案&解析 查看所有试题

本文链接：https://www.51bdks.net/show/kll4v8.html