1Dk4eXg

quiet radar
quiet radar Scans scene continuously with several
thousand very narrow beams in rapid random FH
sequence.
quiet Sun Free from significant sunspots or unusual
radiation.
quiet supersonic aircraft Specifically means that any
sonic boom generated does not reach the ground, or does
so innocuously. See QSP, SSBD.
quill shaft Slim drive shaft or driven shaft projecting as
cantilever and terminating in splined coupling inserted
into mating female portion. Requires no key, tolerates
small misalignment, and absorbs torsional vibration. Can
be keyed at both ends.
quilted blanket Thermal insulating blanket with insulator,
eg rock-wool, sealed in stainless-steel foil layers
joined along criss-cross bonds; tailored to particular
application.
QZSS
quota flow control Various methods of metering traffic
to congested airports.
QUJ Code: “Will you indicate true track to reach
you”; i.e. zero-wind heading.
QV Quantitative visualization.
Q v Shear flow in vertical web[s] due to vertical load.
QVI Quasi-vertical incidence, sounder for monitoring
ionosphere.
Q W Net shear flow in vertical web[s].
QWI Qualified weapons instructor.
QWIP Quantum-well IR photodetector.
QW mechanism Quick-wind (reconnaissance camera).
Q w Net shear flow in vertical web[s].
QZSS Quasi-zenith satellite system (Japan).
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