无需计算机知识，极易掌握。
即使是初学者也极易掌握本尺的使用方法量裁出合身的服装。
Even beginners can easily master the usage of the ruler and can cut out fitting garments.
DP801单片机控制系统采用宏指令，指令功能直观，初学者极易掌握。
The control system of DP801 chip microprocessor adopts macroinstruction which is characterized by its audio-visual function, so the beginners can easily master the operation.
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