Yukichi @phdyook
a phd candidate in uk in environmental science & geography (hydrology, limnology, environmental chemistry, GIS, modelling) in relation to nutrient dynamics & heavy metal analysis
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Masahiro Hottaさん(東北大物理)からの批判
34979pv 412 40 users 9 -
3Bq/cm^2 の放射線量はいくつ
11178pv 306 12 users