Uses: as the raw material of manufacturing europium oxide.用途: 用作氧化铕的原料.Europium and terbium rare earth complexes with tetracarboxylic acid were successfully prepared in aqueous solution.摘要在水溶液中合成了铕和试的四元羧酸稀土配合物.The comple...
The little sailing-boat moved briskly along, heeling over under a nice breeze.小帆船在和风中倾侧着轻快地向前开。In such a strong wind the sailboat kept heeling to the left.在这样的大风中帆船保持向左倾斜.The sleigh was on one runner, heeling like a yach...