更多"The strength of a deck will be incr"的相关试题:
[单项选择]A well in the uppermost deck of a shelter deck vessel which has only a temporary means of closing for the purpose of gaining an exemption from tonnage measurement is called a（n）（）.
A. Exemption space
B. Tonnage deck
C. Cofferdam
D. Tonnage opening
[单项选择]The（）is the intermediate deck between upper deck and the inside bottom of the vessel.
A. forcastle
B. tweendeck
C. hatches
D. peak tanks
[单项选择]To shore up the main deck for the stowage of deck cargo means to（）.
A. weld pad eyes on deck in proper position to secure the cargo
B. strengthen the main deck by placing pillars underneath it in the tween-decks
C. distribute the weight of the cargo by placing fore-and-aft planks on the main deck
D. package the cargo in wooden crates so it will not damage the deck
[单项选择]Many dangerous cargoes are stowed on deck becaused of the（）.
A. danger to crew and cargo
B. necessity of periodic inspection
C. possibile need to jettison
D. All of the above
[单项选择]Mariners must ascertain that deck loads are stowed in such a manner as（）.
A. to affect the vessel's stability
B. not to affect the vessel's stability
C. to keep the vessel on even keel
D. not to keep the vessel on even keel
[单项选择]These include deck machinery such as mooring equipment, anchor handling equipment, cranes and （）.
A. boilers
B. bow thrusters
C. stabilizers
D. hatch covers
[单项选择]A deck beam does NOT（）.
A. act as a beam to support vertical deck loads
B. lessen the longitudinal stiffness of the vessel
C. act as a tie to keep the sides of the ship in place
D. act as a web to prevent plate wrinkling due to twisting action on the vessel
[单项选择]Many dangerous cargoes are stowed on deck because of the（）.
A. danger to crew and cargo
B. necessity of periodic inspection
C. possible need to jettison
D. All of the above
[单项选择]Mechanical gearing of deck machinery such as the windlass or boat hoists should（）.
A. be open to view so，if a foreign object gets in the gearing，the operator can immediately stop the machinery
B. have a guard over the gearing
C. be painted a contrasting color from the base color in order to call attention to the gearing
D. not be operated if there is any crew within 10 feet of the machinery
[单项选择]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
[单项选择]Master must ascertain that deck loads are stowed in such a manner as（）.
A. not to affect the vessel's stability and trim
B. to affect the vessel's stability
C. to affect the vessel's trim
D. to affect the vessel's atability or trim
[单项选择]Deck foam systems，designed to protect cargo areas on tankers built after January 1，1975，must have a supply of foam-producing material to operate the system at its designed rate of foam production for（）.
A. 15 minutes without recharging
B. 20 minutes without recharging
C. 25 minutes without recharging
D. 30 minutes without recharging
[单项选择]The opening in the deck beneath the anchor windlass that leads to the chain locker is the（）.
A. Hawse pipe
B. Fall pipe
C. Drop-pipe
D. Spill pipe
[单项选择]The deck plating on a ship is supported primarily by deck longitudinals and deck（）.
A. girders
B. stanchions
C. frames
D. beams
[单项选择]The deck beam brackets of a transversely framed vessel resist（）.
A. hogging stresses
B. sagging stresses
C. racking stresses
D. shearing stresses
[单项选择]Six containers will be loaded（）deck.
A. in
B. at
C. on
D. for
[单项选择]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 longitudinals
[单项选择]The Chief Mate must ascertain that the deck loads are stowed in such a manner as（）.
A. not to affect the draught trim
B. not to affect the cargo ventilation
C. not to affect the free surface
D. not to affect the vessel's stability
