問題詳情
1.附圖為某實驗器材的三種使用方法,使用方法正確的有 
(A)方法乙和方法丙
(B)只有方法丙
(C)方法甲和方法乙
(D)三種方法都不正確
(A)方法乙和方法丙
(B)只有方法丙
(C)方法甲和方法乙
(D)三種方法都不正確
參考答案
無參考答案
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