看零件图中的技术要求是为了( ) 。

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All of the followings are the detainable deficiencies under the SOLAS Convention expert .A.Failure of proper operation of propulsion and other essential machinery, as well as electrical installationB.Failure of the proper operation of the main and auxiliary steering gearC.Failure of engineering watch arrangements to confirm to the requirements specified for the ship by AdministrationD.Failure of the proper operation of emergency generator, lighting, batteries and switches

A.
A.Failure
B.Failure
C.Failure
D.Failure

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