Tcabbr.温度系数(=Temperature Coefficient)abbr.锝(=technetium)TCRA=Twin Channel Radiometer Amplifier 双波道辐射仪放大器TCMA=Telephone Cable Maker's Asssociation 电话电缆制造商协会[英]TCSCTrainer Control and Simulation Computer 训练器控制与模拟计算机TCCD经颅彩色复式超声TCTLn.晶体管耦合晶体管逻辑Tc m99TcmTCNN暂态混沌神经网络TCVSn.火箭发动机推力室阀门开关TCNBtecnazeneTCAP(=trimethyl-cetyl-ammonium pentachlorophenate) 三甲基鲸蜡基五氯酚铵