surface speed
noun
1The circumferential speed of a rotating wheel, bobbin, tool, etc.
2The speed of which a submarine is capable when moving on the surface of the water.
Origin
Mid 19th century; earliest use found in Repertory Patent Inventions.
| 单词 | surface speed |
| 释义 | surface speednoun 1The circumferential speed of a rotating wheel, bobbin, tool, etc. 2The speed of which a submarine is capable when moving on the surface of the water. Origin |
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