下列各组词语中书写全都正确的一项是( )
A.峥嵘斑斓寂寥绿草如茵
B.谍血黯然玉玦不胜杯勺
C.浸渍停舶笙箫陨身不恤
D.菲红苍茫桀骜目眦尽裂
答案:A
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,253.7nm
B.283.3nm,253.7nm,228.8nm,357.9nm
C.357.9nm,253.7nm,228.8nm,283.3nm
D.228.8nm,283.3nm,253.7nm,357.9nm
E.357.9nm,253.7nm,283.3nm,228.8nm
城市社会生活方式现代化问题