更多"Chemical Tankers are generally refe"的相关试题:
[单项选择]Regulations require that tankers handling grade B liquids shall have their cargo pumps separated from all sources of vapor ignition by（）.
A. cofferdams
B. empty cargo spaces
C. gas tight bulkheads
D. areas equipped with power ventilation
[单项选择]Regulations require that cargo pumps in tankers carrying grade D liquid cargo shall be isolatedfrom sources of vapor ignition by（）.
A. cofferdams
B. gastight bulkheads
C. passageways or living quarters
D. general cargo spaces
[单项选择]Ullages on tankers are measured from（）.
A. an above-deck datum such as the top of the ullage pipe
B. the tank ceiling aboard transversely framed vessels
C. the tank top
D. a thievage mark below the edge of the deck
[单项选择]The purpose of inert gas systems aboard tankers is to（）.
A. allow sufficient oxygen in the tank to sustain life
B. prevent outside air from entering the tank
C. provide more discharge pressure
D. comply with pollution regulations
[单项选择]（）tankers over 100 meters long must not proceed beyond Dongbei Buoy.
A. Loading
B. Load
C. Lade
D. Laden
[单项选择]In the case of new crude oil tankers，the additional ballast permitted shall be carried in cargo tanks only if such tanks have been（）before departure from an oil unloading port or terminal.
A. inerted
B. crude oil washed
C. diluted
D. cleaned
[单项选择]Existing crude oil tankers may，（）being provided with segregated ballast tanks or operating with a cargo tank cleaning procedure using crude oil washing，operate with dedicated clean ballast tanks in accordance with the specified provision of the Regulation.
A. as per
B. in the consequence of
C. in accordance with
D. in lieu of
[单项选择]A (n) （） is a chemical or electro-chemical attack on the metal surface which may be further increased if the sea-water is polluted.
A. erosion
B. corrosion
C. cavity
D. scouring
[单项选择]Mechanical energy in transition is referred to as （）.
A. horsepower
B. work
C. heat
D. velocity
[单项选择]The steering oar in a lifeboat is usually referred to as the（）.
A. bumpkin oar
B. stroke oar
C. sweep oar
D. becket oar
[单项选择]Thermal energy in transition is also referred to as （）.
A. heat
B. power
C. horsepower
D. foot-pound
[单项选择]Some refrigeration systems have chemical moisture indicators installed in conjunction with the sight glass in the liquid lineIf excess moisture is present in the system, the indicator will （）
A. activate the driers
B. change color
C. secure the compressor
D. add a predetermined amount of liquid drier
[单项选择]Which statement is generally correct regarding the maintenance requirements for ships under GMDSS（）.
A. Redundancy of functions of certain equipment will partially meet this requirement
B. On-board maintenance provided by a person holding a GMDSS maintainer's license will partially meet the requirements
C. Shoreside maintenance and scheduled tests and inspections will partially meet this requirement
D. All of the above
[单项选择]The biggest problem you generally encounter while towing a single tow astern is（）.
A. the catenary dragging on the bottom
B. swamping of the tow
C. the tow tending to dive
D. yaw
[单项选择]Diesel engine electric starting motors generally require heavier duty motors and motors and operate at higher voltages than comparable starting motors for gasoline engines due to（）
A. higher speed required
B. flywheel-effect
C. lower starting temperatures
D. higher compression pressures
[单项选择]An increase in crankcase pressure generally indicates（）
A. worn connecting rod bearings
B. worn engine cylinder liners
C. high cylinder firing pressure
D. stuck spring-loaded manhole covers
[单项选择]A vessel would be referred to as tender when the weight of the cargo is（）.
A. evenly distrubuted vertically and the double bottoms are full
B. concentrated low and the double bottoms are empty
C. concentrated low and the double bottoms are full
D. concentration high and the double bottoms are empty
[单项选择]Clean air standards referred to as “Grade D” apply to compressed air for use in（）.
A. high pressure fluid accumulators
B. driving air-powered plunger pumps
C. filling open-circuit breathing systems
D. bladder-type accumulators
