| 释义 |
变距 biàn jù displacement; shifting （断层） 变距风扇 variable pitch fan; 变距干涉仪 variable-spacing interferometer; variable base-line interferomete; 变距机构 pitch control (change) mechanism; 变距螺旋桨 {航空} variable pitch propeller; controllable pitch propeller; variable-pitch air-screw |