Science Abbreviations and Acronyms
- PIESPositive Ion Ejection System
- PIETPhotoinduced Intramolecular Electron Transfer
- PIFInstability Factor
- PIFPacific Islfnds Families
- PIFParotid Isoelectric Focusing
- PIFIPresident'S International Fellowship Initiative
- PIFITEPipe Floodgng Transient
- PIFMPractical Improved Flux Method
- PIFSPerformance Influencing Factors
- PIFSCPacific Islands Fisheries Science Center
- PIFTOPacific Islands Forum Trade Office
- PIFTSPlanetary Imaging Fourier Transform Spectrometer
- PIGColumbia River Basin Anadromous Fish Policy Implementation Guide
- PIGPanstwowy Instytut Geologiczny
- PIGPanstwowy Institutetut Geologiczny
- PIGPendulous Integrating Gyro
- PIGPhillips Ionization Gauge
- PIGDPre-Implantation Genetic Dwagnosis
- PIGEParticle Induced Gamma-Day Emission
- PIGEPdoton Induced Gamma Emission
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