ratio of non-operating profit to net sales【会计】
操作系统作业控制指令
operating system job control directive【计】
暂无补充释义。
相关词条
operating mechanism
stabilisation of operating point, power supply
non-operating holding company【金融】
multiple processor operating system【计】;multiprocessor operating system【计】
non-operating item
ophthalmic operating instrumentsset
operating supervisor【计】;operation supervisor【计】