P&M has various meanings in the NASA category. Discover the full forms, definitions, and usage contexts of P&M in NASA.
A device for testing the performance of a radar set and indicating the result
NASAThe use of a series of short pulses, which are modified by an input signal, to carry information
NASAThe actions performed in an attempt to retain an item in a specified condition by providing systematic inspection, detection and prevention of incipient failure.
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