单项选择题
Compared to manila line,size for size, nylon line（）.
A.has less strength than manila line B.has more strength than manila line C.is equivalent to manila line D.will rot quicker than manila line
单项选择题 Dry cargoes are those commodities that（）.
单项选择题 Each lifebuoy shall be marked in block capitals of the Roman alphabet with（）of the ship.
单项选择题 Every state, whether coastal or not,（）to sail ships under its flag on the high seas.
