平均质量
4.The mass concentrations of HCHs,DDTs and PCBs in TSP are 7.4,30.4 and 21.9 pg/m~(3),respectively,and are 3.7,19.5 and 13.1 pg/m~(3) in PM_(10),respectively.
6.Of or relating to an isotope with an atomic mass greater than the average mass of that element.
8.the average molecular weight was 20 K dalton and the purity was (96.60 ± 1.56)% .
9.protisum var giganteum Forrest et lagg ,best result in callus induction wasobtained on WPM supplemented with 1.50mg/L TDZ and 0.10mg/L NAA with regeneration rate of 100%, 190.23mg per piece; for/?
10.. anne Franch, best result in callus induction was obtained on WPM supplemented with 1 .OOmg/L TDZ and 0.20mg/L NAA with regeneration rate of 100%, 65.28mg per piece;

