["気化�每一題", "この投稿最终由 hai8487 于 211 - " - " - " � �編集 �灰溶点は煤灰の( ) )の温度。これは煤中( ) )と( ) の比比を依据の。比 " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " pérdida

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