phase II第二阶段phasen.相位；方面；局面；阶段；时期vt.逐步执行phase-reversal coding反向编码phase - light showing相灯指示phased-array receiver相控阵接收机phase magnitude display相位幅度显示器phase stability diagram优势区图phase-shift signaling相移信号phase current criterion相电流判据phase detection circuit相位检波电路phase separation method相分离法phase continuous keying相位连续键控