high-radioactive
high-rank
high-rate-of-shear
high-ratio
high-repetition-rate
high-resistance
high-resolution
high-response-rate
high-set
high-shaft
  high-silica
high-sinter
high-speed
highspeed
high-strength
high-styrene
high-subsonic
high-sulphur
high-sulphur-bearing
high-temperature
high-temperature-high-pressure