phase II第二阶段phasen.相位；方面；局面；阶段；时期vt.逐步执行phase-advance network相位超前网络； 超前网络phase change wall board相变墙phased array transducer相控探头, 相控阵换能器phase-missing running缺相phase transition theory相变理论phase self-adaptation相序自适应phase comparison method相位比较法phase discontinuous fsk相位不连续的移频键控phase lead compensation相位超前补偿phaseisolated bus-bar隔相母线