问题
单项选择题
The extension of the after part of the keel in a single-screw vessel upon which the stern post rests is called the（）.
A.boss
B.knuckle
C.skeg
D.strut
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
The extension of the after part of the keel in a single-screw vessel upon which the stern post rests is called the（）.
A.boss
B.knuckle
C.skeg
D.strut
参考答案：C