会話トレ Drill: 電気工学 Electrical engineering, Mathematics
最小二乗法 (saishou jijou-hou)
the least-squares method
回生 (かいせい)
regeneration
電荷 (でんか denka)
electric charge
正電荷 (sei-denka)
positive charge
負電荷 (fu-denka)
negative charge
正電荷 (sei-denka)
positive charge
負電荷 (fu-denka)
negative charge
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