【毎日一問】工程基礎知識（選択問題）20190203
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この投稿は最後にHP0377によって2019-2-11 09:06に編集されました。油ポンプには、冷却用油ポンプ、加熱用油ポンプ、オイルスラリーポンプ、液体炭化水素ポンプなどがあります。 a 正解 b 誤答
Bは間違い、前は媒体の温度で分け、後は媒体の種類で分けている
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