58.下列那一核種為β
+發射體(emitter)?
(A)Phosphorus-32
(B)Strontium/yttrium-90
(C)Tungsten/rhenium-188
(D)Vanadium-48
答案:登入後查看
統計: A(493), B(444), C(245), D(1244), E(0) #1740999
統計: A(493), B(444), C(245), D(1244), E(0) #1740999