helical
helicoidal
helix
helper
hemispherical
herringbone
hexagon
hexagon-headed
hidden
hide
  high
high-capacity
high-compression
high-efficiency
high-grade
high-graded
high-octane
high-performance
high-power
high-powered
high-precision

    high gear range

    диапазон высших передаточных чисел трансмиссии