National Astronomical Observatories;
Chinese Academy of Sciences;
Beijing 100012;
China;
yzhao @ lamost.org;
Nanjing Institute of Astronomical Optics and Technology;
National Astronomical Observatories;
Chinese Academy of Sciences;
Nanjing 210042;
China;
University of Science and Tecfinologyof China;
Hefei 230026;
China;
Shanghai Astronomical Observatory;
Chinese Academy of Sciences;
Shanghai 200030;
China;
Institute of Architecture Design and Research;
Chinese Academy of Sciences;
Beijing 100190;
China;
techniques:; wide; field; telescope; --; active; optics; --; multi; fiber; --; spec-troscopy; survey; --; data; reduction;