用戶【C.c. Liao】點評問題和點評內容

【評論主題】【題組】⑷以Av、Ri、Ro為參數,推導出Rm。

【評論內容】原來是這樣

【評論主題】【題組】77. The teacher gave such a detailed ________ (explain) that we had a good grasp of the concept.

【評論內容】電腦內多種資訊不會影響注意力集中嗎?