• 逐步减少

Phaselisn.法塞利斯(在土耳其；东经 30º41' 北纬 36º52')phasen.相位；方面；局面；阶段；时期vt.逐步执行phase uncertainty相位不定度phase differences相位差phase group delay相位群迟延phase of recovery复元相Phase-shift PWM相移PWMphase alternation相位交替,倒相phase of equality均等相phase - control移相控制phased conversion定向转移phase - lacking缺相

1. The secretary said that the programme to phase down British air operations in Indo China is solidly based and progressing.
   部长说减少英军在印度支那的空中作战计划是有坚实基础的，并在进展中。