A.228.8nm,253.7nm
B.228.8nm,357.9nm
C.357.9nm,228.8nm
D.357.9nm,253.7nm
E.357.9nm,283.3nm
[单选题]原子吸收法测定Cr和Cd的吸收波长分别是A.228.8nm,253.7nmB.228.8nm,357.9nmC.357.9nm,228.8nmD.35
[单选题]原子吸收法测定Cr和Cd的吸收波长分别是A.228.8nm,253.7nmB.228.8nm,357.9nmC.357.9nm,228.8nmD.357.9nm,253.7nmE.357.9nm,283.3nm
[单选题]原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg,使用的波长(nm)分别是()。A.283.3,357.9,228.8,253.7B.283.3,2
[单选题,A2型题,A1/A2型题] 原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg,使用的波长(nm)分别是()。A . 283.3,357.9,228.8,253.7B . 283.3,253.7,228.8,357.9C . 357.9,253.7,228.8,283.3D . 228.8,283.3,253.7,357.9E . 357.9,253.7,228.8,283.3
[单选题]原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是A.283.3nm357.9nm228.8nm253.7nmB.357.9nm25
[单选题]原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是()。A.283.3nm,357.9nm,228.8nm,253.7nmB.283
[单选题]原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是( )。A.357.9nm,253.7nm,228.8nm,283.3nmB.2
[单选题]原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是( )。A.357.9nm,253.7nm,228.8nm,283.3nmB.2
[单选题]原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是( )。A.357.9nm,253.7nm,228.8nm,283.3nmB.2
[单选题]原子吸收分光光度法测定空气中Pb、Cr、Cd、Hg的分析线波长分别是A.283.3nm357.9nm228.8nm253.7nmB.357.9nm25