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今回は前回のミルカーを改良してパルセーターという部品の速度の調整ができるようにしました。血圧計のバルブを使用して速度の調整を可能としています。使用している部品や真空ポンプの数は前回と同じです。血圧計を使って途中で血圧数値も表示しています。
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