27.針對140 keV的光子而言,加馬攝影機的偵檢器晶體厚度越厚,則:
(A)內在空間解像力(intrinsic spatial resolution)越好
(B)內在空間解像力(intrinsic spatial resolution)越差
(C)偵檢效率(detection efficiency)越差
(D)內在空間解像力(intrinsic spatial resolution)及偵檢效率(detection efficiency)均越差
詳解 (共 1 筆)
未解鎖
偵檢器晶體厚度越厚,靈敏度越好,偵檢效率...