32.井形計數器“well counter”實際是由下列何種計數器變化而來的?
(A)蓋氏計數器(Geiger counter)
(B)閃爍計數器(scintillation counter)
(C)袖珍劑量器(pocket dosimetry)
(D)游離腔計數器(ion chamber counter)
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統計: A(4), B(21), C(5), D(18), E(0) #2176303
統計: A(4), B(21), C(5), D(18), E(0) #2176303