某弹簧测力计的一端受到400N的拉力作用，另一端也受到400N的拉力作用，那么该弹簧测力计

What is the difference between net tonnage and gross tonnage ________．

A.Net tonnage is the gross tonnage less certain deductions for machinery and other areas

B.Net tonnage is tonnage of cargo compared to tonnage of whole ship

C.Net tonnage is the net weight of the ship

D.There is no difference

Which space（s）is（are）deducted from gross tonnage to derive net tonnage ________．

A.Boatswain's stores

B.Companions and booby hatches

C.Passenger spaces

D.All of the above

Which space cannot be deducted from gross tonnage when calculating net tonnage ________．

A.Crew messroom

B.Forepeak ballast tank

C.Master's cabin

D.Chain locker

Which space（s）is（are）deducted from gross tonnage to derive net tonnage ________．

A.Galley fitted with range or oven

B.Open structures

C.Passenger spaces

D.Boatswain's stores

A.specifications

B.descriptions

C.dimensions

D.prescriptions

Which of the followings best indicates the total quantity of cargo the vessel loaded？( ).

A. Net tonnage B. Registered tonnage

C. Gross tonnage D. Deadweight

A.the descriptions

B.the measurements

C.the specifications

D.the prescriptions

Garbage Record Book shall be carried on board by ______.

A.Every ship of 400 gross tonnage and above and every ship which is certified to carry 15 persons or more

B.Every ship of less than 400 gross tonnage and every ship which is certified to carry 15 persons or less

C.Solid cargo vessel of other than Handysize or larger

D.Liquid cargo ship of other than LNG carrier

A.as well as

B.as long as

C.rather than

D.other than

The Tonnage Certificate indicates ______.

A.deadweight tons

B.displacement tons

C.net tons and gross tons

D.volume tons