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101. 高速鋼車刀切削時,其耐熱溫度約為攝氏多少度? (A)600度 (B)800度 (C)1000度 (D)1200度
問題詳情
101. 高速鋼車刀切削時,其耐熱溫度約為攝氏多少度?
(A)600度
(B)800度
(C)1000度
(D)1200度
參考答案
答案:A
難度:
計算中
-1
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【年級】大四上
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34.如【圖 34】所示電路,可變電阻 RX原本值為 5Ω,下列敘述何者正確? (A)將 Rx 調成 10Ω 時,Va 變高(B)將 Rx 調成 20Ω 時,Va 小於 Vb(C)將 Rx 調成 1Ω
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15、解 的步驟中,下列哪一個步驟開始發生錯誤?(A)x- =-6+4(B) 6x─x=─2 (C) 5x=─2 (D)x=─
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