Δ
来自维基词典,自由的词典
来自维基词典,自由的词典
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Δ
(數學): Unicode有為此符號設立專門的編碼(∆),但爲了方便,許多情況下還是使用大寫的Δ。
Δ
Δ (D)
Δ (D)
Δ (D) (大寫,小寫 δ)
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