单词	六四面體
释义	同Hexatetrahedron
随便看	unity feedback unity gain amplifier unity-gain amplifier unity gain bandwidth unity-gain bandwidth unity gain frequency unit yield increment unity of brethren unity of command unity of direction unity of experience unity of interest unity of science movement unity of system operation unity of type unity path unitypic unitypic;monotypic unity power factor unity power factor test unity power-factor test unity ratio unity short circuit current gain frequency unity theory unity ticket