software PCB软件进程控制块softwaren.软件software videoconference软件视频会议software interrupt queue软件中断排队software support program[计] 软件支援程序software process control软件过程控制software transplantation软件移植software fault detection软件故障检测software nationalization软件国产化software cost estimation软件成本估算software fault injection软件故障注入software quality metrics软件质量度量