On April 25th,2007,thousands of Russians went to say farewell to Boris Yeltsin—the country's first popularly ________leader.
A:electing
B:elected
C:to elect
D:elect
图中,适宜在P点布局的工厂是( )
Li-Al/FeS电池是一种正在开发的车载电池,该电池中正极的电极反应式为:2Li+ + FeS + 2e- = Li2S + Fe ,有关该电池的下列叙述中正确的是( )