analysis of technical economy
analysis of technological economy
comparison of technical economy
prediction of technical index
technical economy index
technical economy index coefficient
The Centel of Economy of Shanxi Government
concentration index of suspended dust
concentration index of suspended smoke and soot
integral index index of connectivity
the index of concentration
Determination of concentration of drugs in uring
A train of technical thought
Ability of Technical Innovation
adjustment of technological parameters
agricultural technical economy
Analysis of technological process
appraisement of technical risk