588.用于排出发动机及其附件多余液体的部件和总管附件。( )

　Those components and manifold assemblies are used to dram off excess fluids from the powerplant and its accessories.

　Those components and manifold assemblies which are used to drain off excess fluids from the powerplant or its accessories.

　Those components and manifold assemblies which are used to drain off excess fluids from the powerplant and its accessories.

正确答案：C

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349.When the revision takes effect, the newly produced aircraft will follow the preparation of this Specification which used by the FAA( )

348.There is a risk of fire( )

347.If your reader must know about a specific condition before the start of a procedure or work step, give this condition first ( )

346.Identify the assembly with the correct color ( )

345.表面层无污染( )

344.The person, who operates the rear winch, must lock the fixture ( )

343.The impedance matching transformers supply 60W output to the loudspeakers( )

342.Explain how to recognize impending problems and what to do if malfunctions occur ( )

341.When the smoke control relay R648 energizes , it supplies 28v dc to energize the supply system control interrupt relay R645( )

340.此规范由通用航空制造商协会编制,作为飞机、发动机和部件制造商编制持续适航方案检查文件的指南。