单项选择题
A.Increase the thrust of the propeller
B.Protect the propeller from striking sawyers
C.Prevent the propeller from striking barges towed on the ship
D.Prevent the propeller from touching bottom in low water
单项选择题 If the Vendor is unable to make delivery，or to make delivery in good time，owing to force majeure then the Vendor’s obligation to deliver shall（）.
单项选择题 Good title to the Goods delivered to the ship shall not pass to the（）until full payment for same has been made.
单项选择题 Electric generators can be protected against overload（）.