共 27 条
[6]
ACID PRECIPITATION - THE IMPORTANCE OF NITRIC-ACID
[J].
ATMOSPHERIC ENVIRONMENT,
1981, 15 (06)
:1081-1085
[7]
ANALYSIS OF TRACE POLLUTANTS IN AIR BY MEANS OF CRYOGENIC GAS-CHROMATOGRAPHY
[J].
JOURNAL OF CHROMATOGRAPHY,
1976, 121 (02)
:285-294