海量图书期刊资源，随时随地畅享阅读乐趣
Structural and electrical properties of Tl2WO4 ceramicsS. Sharma; R.N.P. Choudhary · 1999
Diffuse phase transition in solid solution of Pb(Mg14Zn14Nb12)O3−δ and PbTiO3S. Sharma; R. Sati; R.N.P. Choudhary; T.P. Sinha · 1993