单项选择题
A. port quarter B. quarter C. starboard quarter D. freeboard
The （）(螺旋桨) has four blades.A.propellerB.steerC.windlas...
单项选择题The （）(螺旋桨) has four blades.
A.propeller B.steer C.windlass D.helm
（）(舷墙排水孔) permits the escape of water.A. A wash portB. ...
单项选择题（）(舷墙排水孔) permits the escape of water.
A. A wash port B. A bulwark port C. A+B D. Bulkhead
The （）(排水孔) is a deck drain.A.jackstaffB.bilge bracketC...
单项选择题The （）(排水孔) is a deck drain.
A.jackstaff B.bilge bracket C.scupper D.ensign
