更多"There are nations whose lack of con"的相关试题:
[单项选择]The closest point of approach (CPA) of a contact on a relative motion radar may be determined().
A. immediately when the contact is noted on radar
B. only if the radar scope is watched constantly
C. after the contact has been marked at least twice
D. by an occasional glance at the radar
[单项选择]The United Nations Conference on Global Environment, which took place earlier this year in Vienna, was a very() meeting.
A. productive
B. communicative
C. aggressive
D. protective
[单项选择]The United Nations is no stronger than the collective will of the nations that support it.()
A. 联合国没有支持它的各成员国的集体意志强大。
B. 联合国的强大程度取决于各成员国的集体意志对它支持的程度。
C. 联合国的作用依靠其成员国集体意志的支持,否则它不会有什么力量。
[单项选择]()is the united nations agency responsible for the Radio Regulations among other things.
A. ITU
B. IMO
C. MSC
D. WMO
[单项选择]According to Searle,those illocutionary acts whose point is to commit the speaker to some future course of action are called ().
A. commisives
B. directives
C. expressives
D. declaratives
[单项选择]
A crankshaft whose center of gravity coincides with its center line is said to be()
Ⅰ.statically balanced
Ⅱ.dynamically balanced
A. Ⅰ only
B. Ⅱ only
C. both Ⅰ and Ⅱ
D. neither Ⅰ nor Ⅱ
[单项选择]Should a person be overcome due to lack of oxygen and high concentration of refrigerant, treat with().
A. fresh water
B. fresh air
C. salt water
D. artificial respiration
[单项选择]Vertically below the deckline is a circle whose outside diameter is 300mm.It is called the().
A. the deck line
B. Plimsoll disc
C. Plimsoll line
D. summer load line
[单项选择]No person whose license has been revoked shall be issued another license except upon().
A. approval of the Commandant
B. taking a new examination
C. approval of the Officer-in-Charge,Marine Inspection
D. approval of an administrative law judge
[单项选择]On vessels over 100 gross tons,whose responsibility is it to ensure that all able seamen in the vessel’s crew have the documents and qualifications required by law and regulation?()
A. Master of the vessel
B. USCG Officer in Charge of Marine Inspection
C. Owner or operator of the vessel
D. Company's personnel director
[单项选择]In the combustion chamber, the part whose surface is exposed to the highest temperature is the ().
A. cylinder liner
B. cylinder cover
C. piston
D. exhaust valve
[单项选择]As for a diesel engine, lack of combustion air may be due to ().
A. fouling turbine
B. fuel pump faults
C. lubrication failure
D. excessive cooling
[单项选择]When the bearing becomes dry from lack of oil, the motor shaft may heat to ()an extent () it welds itself to the bearing.
A. either;or
B. neither;nor
C. such;that
D. so;that
[单项选择]The essential part of the diesel engine, whose function is to convert the heat energy into the mechanical power, is the ().
A. crankshaft
B. piston
C. connecting rod
D. bearing
[单项选择]An ocean towing bridle whose legs are of equal length,but too short,may().
A. fail to provide spring in the hawser
B. cause unequal distribution of the load to one leg
C. cause the bridle legs to jump clear of the chocks or fairleads
D. None of the above
[单项选择]What can cause a lack of oxygen in a chain locker().
A. Absorption
B. Osmosis
C. Evaporation
D. Oxidation
[单项选择]Whose duty is it to examine and verify the state and condition of the cargo carried on board?().
A. Tallyman's
B. Marine surveyor's
C. Cargo surveyor's
D. Boarding inspector's
[单项选择]Whose duty is it to examine and verify the vessel’s classification and technical state and condition?().
A. Tallyman's
B. Marine surveyor's
C. Cargo surveyor's
D. Boarding inspector's