Administration unit pointer AU PTR的用法和样例：
- Loss of Administrative Unit Pointer AU
- In case of doubt, clarification should always be sought from the Secretariat of the Board or the Planning Information and Technical Administration Unit of the Planning Department.
- One of the five administrative units of New York City.
- The result of this study indicant instructing death education have some major finding, and the conclusions of this study brought up as follow suggestions for preschool teachers, preschool principals, education administration unit.