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工芸基礎知識(選択問題)20181112

2018-11-12View Original

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船舶用冷蔵庫の温度上昇実験において、内外の初期温度差が30℃の場合、6時間後の庫内温度の上昇幅は一定値以下でなければならない。 A.4.8℃ B.4.6℃ C.7.2℃ D.8.4℃ ヒント:初期の温度差が25℃の場合、6時間での温度上昇は25℃を超えてはならず、他の温度差における許容される温度上昇は比例して算出できる。

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