Print this!1) The distance from one point on a helix to the corresponding point on the next turn of the helix, measured parallel to the axis.
2) The distance between the two peaks of adjacent corrugation or convolution.
1) The distance from one point on a helix to the corresponding point on the next turn of the helix, measured parallel to the axis.
2) The distance between the two peaks of adjacent corrugation or convolution.
