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【毎日のテーマ】【空調版20170519】

2017-05-19View Original

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この投稿は最後にyuchenchfによって2017-5-19 07:48に編集されました。参加報酬:2財富。正解の報酬:6富 單一選択問題:R22の二段圧縮冷凍サイクルでは、冷凍係数を向上させるために通常( )が用いられる。 A. t-s図  B. p-h図  C. h-d図 D. 循環図 A   
Reply #22017-05-19
R22の二段圧縮冷凍サイクルでは、冷凍係数を向上させるために通常( A )が用いられる。 A.t-s図  B.p-h図  C.h-d図 D.循環模式図
Reply #32017-05-19
あ、いいね、本当に素晴らしい!

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