pfd
英 ['pi:'efd'i:] 美 ['pi'efd'i]

abbr.

paraffined 石蜡的；personal flotation device 个人漂浮设备；preferred 优先的；更喜欢的

权威例句

A 1-MHZ bandwidth 3.6-GHz 0.18-/spl mu/m CMOS fractional-N synthesizer utilizing a hybrid PFD/DAC structure for reduced broadband ph...
Flow hydraulic amplification for a pulsing, fracturing, and drilling (PFD) device
A fractional- N frequency synthesizer architecture utilizing a mismatch compensated PFD/DAC structure for reduced quantization-induc...
Evaluation of growth regulator inhibitors for controlling postbloom fruit drop (PFD) of citrus induced by the fungus Colletotrichum ...
Stomatal responses to non-local changes in PFD: evidence for long-distance hydraulic interactions
Discussion on STR and PFD Analysis of I&C System
Writing & Speaking at Work: Pearson New International Edition PFD eBook
Short-term responses of terpene emission rates to experimental changes of PFD in Pinus halepensis and Quercus ilex in summer field...
Cohesion in alloys — fundamentals of a semi-empirical model
Survey of medicinal plants used in the region Northeast of Brazil