A.stronger
B.thinner
C.more corrosion resistant
D.a lower grade steel
您可能感興趣的試卷
你可能感興趣的試題
A.warmer，less dense，and less stable
B.cool，more dense，and drier
C.muggy and cloudy
D.extremely moist with high relative humidity
A.the Canadian Coast Guard
B.Ice Sarnia
C.the Ice Navigation Center
D.the icebreaker assigned to the area
A.coiling
B.faking
C.flemishing
D.thoroughfooting
A.pilot charts
B.Notices to Mariners
C.Tide Tables
D.Current Tables
A.are sheet or layer clouds
B.have undergone great vertical development
C.are middle or high altitude clouds
D.are rain clouds
最新試題
Compliance with the terms of the load line certificate on a ship is the responsibility of the（）.
Consideration should be given in planning for the mooring orientation in a new location so that in adverse weather a crane is available to off-load the supply vessel on what side of the unit?（）
Deficient oxygen content inside a chain locker can be detected with（）.
Control of fire should be addressed（）.
Coast Pilots and navigational charts are kept corrected and up-to-date by using the（）.
Concerning the identification signal for a pilot vessel，in fog，which statement is TRUE?（）
Daylight savings time is a form of zone time that adopts the time（）.
Conventional anchors are least likely to hold in a bottom consisting of（）.
Cumulus clouds that have undergone vertical development and have become cumulonimbus in form，indicate（）.
Changing rescuers while carrying out artificial respiration should be done（）.