The dose distribution in the lung is inhomogeneous.The dose to the basal cell layer of trachea and main bronchi is much higher than the dose to total lung both
A new kind of electron source,the photoemissive monoenergetic electron source has been inverted for calibrating the beta-magnetic spectrometer.It produces elect
The biological effects of wheat seeds irradiated by 48MeV/u and 20MeV/u ^14N^7+ beams are studied,respectively.The results show.both penetration and implantatio
Analyses of 114 soil samples in Ningbo City show that,in general,there are statistical differences of ^137Cs and 40K contents between every layers;the other kin
Residues of ^14C-fenitrothion in a model rice-fish ecosystem and field rice-fish ecosystem were studied.When equal amounts of the pesticide were applied.the ext
The chromosomoe and chromatid type aberration can be induced by benzene and the dicentric and ring ones were not observed in vitro experiment but observed in vi