36.偵測H2S的指示劑之中,何者的敏感度最高?
(A)lead acetate
(B)ferrous sulfate
(C)ferric citrate
(D)ferric ammonium citrate
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統計: A(482), B(462), C(122), D(168), E(0) #3282276
統計: A(482), B(462), C(122), D(168), E(0) #3282276