高爆延进炮弹 HEDA ; High-Explosive Delayed Action

整合拖延进程 Integrating delay process

顶出开始向前延进 Delaying ejector to start forward

进行性延髓麻痹 PBP ; progressive bulbar palsy ; progressive bulbar paralysis

延迟进位 [计] delayed carry

延迟气口进气系统 delayed port admission

进度拖延 schedule delay

进位延迟 [计] carry delay

延迟支付进口货款 lags