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- an automatic method for measuring the quality of voice transmission 1
- an ecological component 2
- an economic risk map 2
- an efficiency 2
- an electric locomotive 1
- an electric train 2
- an electrically conductive coating 1
- an electronic regulator 2
- an ensemble 1
- an environment 1
- an error 1
- an estimation 3
- an estimation and the analysis 1
- an estimation of efficiency of functioning 1
- an expert evaluation method 1
- an export-import traffic volume 1
- an image 1
- an improvement 1
- an innovation 2
- an innovative system of remuneration 1