The deck plating on a ship is supported primarily by deck longitudinals and deck（）.

相似题目

• A set of interior steps on a ship leading up to a deck from below is known as（）.

  A . a companion way B . tween-decks C . stairs D . Any of the above are acceptable

  查看最佳答案

• 0n the fully containerized ship, approximately one-third or more of the cargo is on deck above the rolling center. Top stowed containers are subject to（）.

  A . acceleration greater than on conventional vessels B . acceleration less than on conventional vessels C . acceleration the same as on conventional vessels D . no acceleratio

  查看最佳答案

• The helicopter deck of a ship must be marked with the units identification，appropriate aiming circles，and a continuous line on the perimeter which is（）.

  A . 8 inches wide B . 16 inches wide C . 24 inches wide D . 32 inches wide

  查看最佳答案

• On the fully containerized ship，approximately one-third or more of the cargo is on deck above the rolling center. Top stowed containers are subject to（）.

  A . accelerations greater than on conventional vessels B . accelerations less than on conventional vessels C . accelerations the same as on conventional vessels D . no acceleratio

  查看最佳答案

• The lengthening of a crack formed in the shell plating of a ship may be prevented by （）.

  A . welding brackets across both ends of the crack B . chipping out and slot welding the entire crack C . drilling a hole at each end of the crack D . cutting a square notch at each end of the crack

  查看最佳答案

• A ship helicopter landing deck on which fueling operations are conducted must have a fire protection system that is capable of discharging at 100 psi pressure a foam spray of at least（）.

  A . 30 gallons per minute B . 40 gallons per minute C . 50 gallons per minute D . 60 gallons per minute

  查看最佳答案

• Stanchions prevent the entire deck load on a ship from being carried by the（）.

  A . bulkheads B . stringers C . frames and beam brackets D . deck longitudinal

  查看最佳答案

• The Master or person in charge of a ship shall insure that each deck from which lifeboats are launched is（）.

  A . surfaced with a nonskid texture B . roped off to prevent unnecessary access C . kept clear of any obstructions that would interfere with launching D . posted with a list of persons assigned to the lifeboat

  查看最佳答案

• A large oil fire on the deck of a ship can be fought most effectively with（）.

  A . dry chemical B . foam C . high-velocity fog D . water

  查看最佳答案

• All of the following operating characteristics are listed on the name-plates of motors used aboard ship except the（）

  A . temperature rise B . input kilowatts C . horsepower D . operating voltage

  查看最佳答案

• The heavier outboard strake of deck plating on a ship is called the deck（）.

  A . stiffener B . beam C . stringer D . doubler

  查看最佳答案

• The deck loads on a ship are distributed through the deck beams to the（）.

  A . frames B . hull C . stringers D . plate

  查看最佳答案

• A set of interior steps on a ship leading up to a deck from below is know as（）.

  A . a companion way B . 'tween-decks C . stairs D . Any of the above are acceptable

  查看最佳答案

• Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible ship increase the unit’s（）.

  A . tank capacities B . stability in the event of damage C . towing speed D . anchor holding ratio

  查看最佳答案

• On a ship，the deck stringer is the outboardmost deck（）.

  A . plating B . beam C . stiffener D . stanchio

  查看最佳答案

• Deck beams on a ship are generally spaced at equal intervals and run（）.

  A . longitudinally B . vertically C . transversely D . intermittently

  查看最佳答案

• Compared to internal structural plating，the exterior hull plating on a ship is usually（）.

  A . stronger B . thinner C . more corrosion resistant D . a lower grade steel

  查看最佳答案

• A term applied to the bottom shell plating in a double-bottom ship is（）.

  A . bottom floor B . outer bottom C . shear plating D . tank to

  查看最佳答案

• A-frames are mounted on the bed plate and support （） and cylinder block.

  A . the main bearing B . the cylinder cover C . the entablature D . the sum

  查看最佳答案

• A set of interior steps on a ship leading up a deck from below is known as（）.

  A . a companion way B . tween-decks C . stairs D . Any of the above are acceptable

  查看最佳答案

• The decks of a ship are supported by transverse members called（）.

  A . trusses B . deck longitudinals C . deck beams D . web frame

  查看最佳答案

• （）measured at the midship section and taken from outside of the ship’s side shell plating on one side to the outside of ship’side shell plating on the other side.

  A . Length overall B . After perpendicular C . Amidships D . Extreme breadth

  查看最佳答案

• A cutoff valve in the fire-main system of a ship may be closed to protect the portion of the system on an exposed deck from（）.

  A . damage from crane operations B . being used for wash down purposes C . accidental diversion of flow to wrong location D . freezing

  查看最佳答案

• He purchased a ticket and went up on the top deck.

  A．bought B．took C．showed D．made

  查看最佳答案