单词	二次扫描回波
释义	二次扫描回波second track echo
随便看	transmission speed selector lever transmission spheres transmission subsystem transmission system transmission system codes transmission system {ordance} transmission system performance transmission system relaying transmission systems transmission target transmission--target transmission-- ternary transmission theory transmission thickness meter transmission through-put transmission tie capacity transmission tie-points transmission time transmission tomography transmission tower transmission (tran) transmission{=tran} transmission transducer transmission turbidimeter transmission type cavity