问题
单项选择题
A face line is used to（）.
A.prevent barge movement in a lock
B.secure two barges end-to-end
C.secure barges to the towboat
D.secure barges side-by-side
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
A face line is used to（）.
A.prevent barge movement in a lock
B.secure two barges end-to-end
C.secure barges to the towboat
D.secure barges side-by-side
参考答案：C