Perovskite lead zirconate (PbZrO3 T was synthesized in an orthorhombic form at a temperature below the Curie temperature......

从铁矿土壤中分离出1株氧化亚铁硫杆菌,比较了其在不同Fe2＋质量浓度的改进9 K培养基中的生长情况,确定最佳的天然橡胶胶粉加入时间......