Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym PETB is...

PETB is

  • Preflight Test Bus

PETB is also in:

Acronym Definition Searched: ZP DDS USAHA 42085 MSOS D WMSC SSVDP 30162 MOATM CLAS DOA CSA TPS IAC