PRECIPITATION HARDENING OF ELINVAR ALLOY
LIU Zhiguo CHEN Yong CAO Yanni Nanjing University,Nanjing,ChinaZHU Zhengsheng Shaanxi Iron and Steel Institute,Xi'an,China Professor,Dept.of Physics,Nanjing,University,Nanjing 210008,China
Acta Metallurgica Sinica (English Letters) . 1991, (1): 33 -36 .