工芸基礎知識（選択問題）20181119
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この投稿は最後にHP0377によって2018-11-20 07:11に編集されました。冷却システムの空気抜きは、そこで行うことが可能です。 A．貯液器上部 B．吸込弁多用通路 C．膨張弁入口 D．凝縮器頂部
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