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单选题
航空器审定办公室已经按照法令授权，将一些检查和审定职责委派给委任工程代表去完成， 委任工程代表不是联邦航空局的雇佣人员， 而是经过其正式考核合格的个人。
A
In accordance with the laws, the ACOs have authorized and designated certain inspection and certification responsibilities to Designated Engineering Representatives(DERs), who are qualified individuals formally tested but not employees of the FAA.
B
The ACOs have been authorized by statute to delegate certain inspection and certification responsibilities to Designated Engineering Representatives(DERs), who are properly qualified private persons not employed by the FAA.
C
The ACOs have dedicated certain inspection and certification responsibilities to Designated Engineering Representatives(DERs) as per the Act, the DERs are not employees of the FAA, but some qualified personnel agreed by FAA.
答案解析
正确答案：B
相关知识点：
ACOs委派DERs职责
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