25.如圖為火警溫敏偵測器(Thermal detector),試問其感溫作動元件-雙金屬圓盤(Bi-metal disk)為圖上之何項標示? 
(A)01
(B)02
(C)03
(D)04

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統計: A(13), B(13), C(6), D(110), E(0) #930463