The paper also designs the system structure, DFD and database related to the air cargo market, and it provides the way to future research of consignment point of system about ai...
针对航空货运的具体情况，设计了托运信息系统的系统结构、数据流图及数据库，为将来进一步研究航空货运托运信息系统打下了铺垫。
The paper also designs the system structure, DFD and database related to the air cargo market, and it provides the way to future research of consignment point of system about air cargo.
针对航空货运的具体情况，设计了托运信息系统的系统结构、数据流图及数据库，为将来进一步研究航空货运托运信息系统打下了铺垫。
Aiming at the position servo system of NC machining tool, this paper designs a kind of control arithmetic on compound sliding variable structure for its controller.
针对数控机床的位置伺服系统，为其控制器设计了一种复合滑模变结构控制算法。
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