单词	course director
释义	course director 航向指示器
随便看	logical formula logical formulas logical foundation logical foundation of probability logical frame logical frame method logical framework logical framework approach logical front end logical full duplex flow logical full-duplex flow logicalfunction logical function logic al function Logical function block logical function morphology logical function reference logical functions logical function simplification logical function verification logical gate logical gate array logical gateswitching gate logical gating circuit logical gebra