单词	外包络线--外壳
释义	外壳；外包络线outside envelope
随便看	threshold velocity threshold visibility threshold voltage threshold voltage control threshold voltage deviation threshold voltage dispersion threshold voltage extraction threshold voltage fluctuation threshold voltage generator threshold voltage generator--tvg threshold voltage generator，tvg threshold voltage increase threshold voltage instability threshold voltage model threshold voltage reduction threshold-voltage shift threshold voltage variation threshold voltage vth control threshold voltage (vt) instability threshold wage policy threshold wave length threshold wavelength threshold--wave-length threshold， counting threshold， detector