Slide rule and Sliding scale

Slide rule noun - Analog computer consisting of a handheld instrument used for rapid calculations; have been replaced by pocket calculators.

Sliding scale and slide rule are semantically related. In some cases you can replace phrase "Sliding scale" with "Slide rule", this phrases are similar.

Sliding scale noun - A wage scale that fluctuates in response to the cost-of-living index.

Slide rule and sliding scale are semantically related. Sometimes you can replace phrase "Slide rule" with "Sliding scale", this phrases are similar.