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下圖電氣- 氣壓迴路,在操作s t 1、s t 2 時,下列敘述何者為真? (A) 兩者都按下氣壓缸才伸出,兩者都放開氣壓缸才縮回(B) 其中一個按下氣壓缸就伸出, 兩者都放開氣壓缸才縮回(C) 兩者
問題詳情
下圖電氣- 氣壓迴路,在操作s t 1、s t 2 時,下列敘述何者為真?
(A) 兩者都按下氣壓缸才伸出,兩者都放開氣壓缸才縮回
(B) 其中一個按下氣壓缸就伸出, 兩者都放開氣壓缸才縮回
(C) 兩者都按下氣壓缸才伸出, 其中一個放開氣壓缸就縮回
(D) 其中一個按下氣壓缸就伸出, 其中一個放開氣壓缸就縮回的功能。
參考答案
答案:A
難度:適中0.695652
統計:A(16),B(2),C(3),D(0),E(0)
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