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【ポンプ技術編の日刊問題】2020年2月6日(春節特典:解答発表前に正解すると富10個プレゼント)

2020-02-06View Original

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96. 動圧軸受とは、通常の動作中に( )を発生する滑り軸受を指します。A. ラジアル摩擦 B. 混合摩擦 C. 液体摩擦 昨日の質問 94 の答え: A95。物体の熱変形を引き起こす主な要因は、物体の内部と外部の存在です (A)。A. 温度差 B. ストレス C. 摩擦熱(前日の解答は翌日発表。発表前正解で10富、発表後正解で5富、参加で3富)

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