Department;
of;
Radiology,;
Hebei;
Province;
People's;
Hospital,;
Shijiazhuang;
050051,;
China;
Department;
of;
Orthopaedics,;
Hebei;
Province;
People's;
Hospital,;
Shijiazhuang;
050051,;
China;
Hebei;
University;
of;
Science;
and;
Technology,;
Shijiazhuang;
050054,;
China;
CoCl2; 诱导作用; 缺氧; Ecal09细胞; 细胞周期; 放射敏感性;