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...
Science literacy is high culture based on the human and science diathesis.科学素养是建立在人的素质和科学素质的基础上的一种高层次的修养.Cultivation of shooter's psychological diathesis should be strengthened in psychological training.在心理训练中应加强对射手...
Early physicians removed the malfunctioning organs.早年间的医生会把机能失常的器官摘除掉。But something was malfunctioning in the equipment due to human error.但由于人为的错误,设备发生故障了.Choke coils are useful for prevention of malfunctioning electron...
Braving snow and frost , the plum trees blossomed defiantly.红梅傲雪凌霜开.Already a few opportunists were braving the snow and collecting cases.已经有那么几个捞外快的人冒雪捡起箱子.Braving the biting wind, she went out to beg from door to door....