货车用柴油发动机系统的工作
diesel truck engine systems operation
卸载机机构的工作
unloader mechanism operation
系统的系统工程
system of systems engineering
DS6—K5B 计算机联锁系统
DS6-K5B type computer interlocking system
DS6-K5B计算机联锁系统
DS6-K5B computer interlocking system
机工联锁机
mechanical interlocking maching
计算机联锁机构
Computer-based interlocking mechanism
计算机联锁系统
computer-interlocking system
block system of computer
computer interlocking software
computer interlocking system
microcomputer interlocking system
Computer interlock system
Computer-based Interlocking System
administrative mode
computer based interlocking
区域计算机联锁系统
Regional computer interlocking system
铁路计算机联锁系统
railway computer interlocking system
微机联锁系统
computer interlocking system
变速箱液压操纵机构的工作
transmission hydraulic control operation
轮式装载机传动系统的工作
wheel loader power train systems operation
气门机构的工作
valve mechanism operation
推土机各系统的工作
bulldozer systems operation