Upper Cretaceous : Including the Sifangtai Formation — Minshui Formation, corresponding to the Cenonian — Maestrichtian.四方台组—明水组为白垩系上统, 相当于赛诺—梅斯特利克蒂阶(Senonian—Maestrichtian)....
The smelling of ammonia brought himaround.嗅氨使他恢复了意识.In some ways, anhydrous ammonia is just as safe to handle as gasoline.在某种程度上说, 无水氨使用起来与汽油一样安全.Glutamine rather than ammonia may be the preferential substrate.谷酰胺可能是比氨还要...