Terms containing selection command

Subject	English	Chinese
avia.	command selection control	指令选择控制机构
avia.	command selection control subsystem	指令选择控制子系统
el.	initial selection address and command register	初始选择地址与命令寄存器
hydroel.st.	selection command	选择命令
el.	selection command	选择指令［命令;信号］