..............page:7-8,11
..............page:12-13,16
Analysis of Economic Performance for Standardization
ruan jin yuan 1; wang xi nian 2; ruan jun 3 (1. ordnance technology institute of general military equipment; shijiazhuang; 060000; 2. hebei normal university; shijiazhuang; 060022; 3. state-operated taihang machinery plant; shijiazhuang; 060003
..............page:23-27