PMA

PMA

1. ■ =Pacific Maritime Association 太平洋海运协会[美];

2. ■ Permanent Magnet Association 永久磁铁协会;

3. ■ Petroleum and Minerals Authority 石油与矿产管理局[澳];

4. ■ Pharmaceutical Manufacturers Association医药厂商协会[美];

5. ■ Precision MeasurementsAssociation 精密测量协会[美]