PNDB


Also found in: Dictionary, Encyclopedia.
AcronymDefinition
PNDBParco Nazionale Dolomiti Bellunesi
PNDBPart Number Data Base
References in periodicals archive ?
Another file says the aircraft's commercial service has got 'a little quieter' since 1975 Flight Endurance Flying Programme but adds, 'Nevertheless, 21 of its first 35 departures (60%) exceeded the monitoring limit of 110 PNdB. Nine flights (25.7%) registered over 112 PNdB.'
At the same time, the airport says it is introducing its own voluntary night noise limit of 100 PNdb -- in line with government proposals for reducing noise levels at designated airports -- with effect from 1 November.
The viscosity in the MCPE-HDPE blend followed the rule of mixtures, whereas that of MCPE-TerPP showed positive-negative deviation blending (PNDB) from the log-additive rule.