rotor disc
(US rotor disk)
noun
1The circular area swept out by rotor blades as they rotate.
2A disc-shaped rotor head.
Origin
1930s.
| 单词 | rotor disc |
| 释义 | rotor disc(US rotor disk) noun 1The circular area swept out by rotor blades as they rotate. 2A disc-shaped rotor head. Origin |
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