high-radiation
high-ramp-rate
high-range
high-rank
high-rate
high-rate-of-shear
high-ratio
high-reactivity
high-reduction
high-reflectivity
  high-repetition
high-resistance
highresistance
high-resistivity
high-resolution
high-rise
high-run
high-sanitary
high-scrap
high-sea
high-security