... 指令命令：instruction command 指令脉冲：Instruction pulse 指令控制装置：instruction control unit ...
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Instruction pulse train generator 指令脉冲发生器
High-speed pulse instruction 高速脉冲指令
pulse-output instruction 脉冲输出指令
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When the acceleration period has terminated, the switch means is controlled by a PWM pulse of the duty ratio in accordance with the speed instruction data, there by driving the DC motor.
在该加速期间结束时，以占空比与速度指令数据对应的PW M脉冲来控制开关机构，从而驱动该直流马达。
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