If an emergency pump control is used as the emergency shutdown on a tanker，it must（）.

A . a boat bucket B . an air tank filled with water C . an oar and canvas weighted down D . All of the above

A . high steam pressure in the boiler B . abnormally high feed water temperature C . abnormally high boiler water temperature D . steam demand exceeding feed pump capacity

A . the other services are run off a reducing station with a pressure gage B . a separate fire pump is available for use on the fire main C . all other services are operated by a manifold near the pump D . All of the above

A . after control of fire，flooding，and structural repairs B . immediately，before the emergency is under control C . after control of fire，but before control of flooding D . after stability is restored

A . interlocked B . interconnected C . interfered D . interacted

A . fuel delivery pressure B . pump plunger diameter C . plunger control rack position D . total pump stroke

A . a 30 second on 30 second off alternating signal B . the continuous blast of the ships whistle for not less than 10 seconds supplemented by the continuous ringing of the general alarm bells for not less than 10 seconds C . an intermittent ringing of the general alarm for not less than ten seconds D . announced over the PA system

A . a boat bucket B . an air tank filled with water C . an oar and canvas weighted down D . All of the above

A . testing all alarm and detection systems B . breaking out and using the vessel's emergency equipment C . participation by selected crew members D . one person putting on protective clothing，if the vessel is so equipped

A . fire fighting B . leakage blocking C . abandon ship D . integratio

A . dangerous over-speeding B . a loss of lube oil pressure C . activation of the fixed CO system for the emergency generator space D . all of the above

A . trick wheel B . accumulator C . standby pump D . telemotor

A . Centrifugal B . Gear C . Piston D . Vane

A . the other services are run off a reducing station with a pressure gage B . one of the required pumps is kept available for use on the fire main system at all times C . no relief valves are installed D . all of the above conditions are met

A . only the replacement of the entire pump would be acceptable B . the injection pump and injection nozzle must be replaced C . either the barrel or plunger must be replaced D . the barrel and plunger must be replaced as a unit

A . The generator and bus transfer section B . The 450 volt, 60 cycle, 3 phase bus C . The 120 volt, 3 phase, 60 cycle bus D . The 24 volt DC bu

A、excessive internal leakage in the pump B、low discharge pressure and fluid flow C、excessive fluid level in the hydraulic reservoir D、operation of the pump at 100% efficiency

A . The wearing rings are excessively worn B . The suction strainer is clogged C . The discharge valve is clogged D . The shaft is wor

A . （1） B . （1）and（2） C . （2） D . neither（1）nor（2）

A.testing all alarm and detection systems B.breaking out and using the vessel's emergency equipment C.participation by selected crew members D.one person putting on protective clothing，if the vessel is so equipped

A、Take any action considered necessary under the circumstances. B、Comply with the company’s lost aircraft plan. C、Phone the ARTCC where the flight is located and ask for a phone patch with the flight.

A.(1) B.(1) and (2) C.(2) D.neither (1) nor (2)

Software quality assurance is now an emerging sub - discipline of(36). As Buckly and oston point out,(37) software quality assurance is likely to lead to an ultimate(38) of software costs. However, the major hurdle in the path of software management in this area is the lack of usable software(39). The development of accepted and generally applicable standards should be one of the principal goals of(40) in software engineering. A．software engineering B．software design C．coding D．testing

A．identify whether you yourself are safe or not B．take a quick,calm and controlled approach C．get to the emergency spot immediately D．possess some first-aid skills 此题为多项选择题。