operation експлуатація 3 эксплуатация 2 08A05 1 08A40 1 2-potent 1 20M10 1 above-ground and underground facilities and infrastructure 1 approximation 1 axial forces 1 direction 1 function 1 macrostructure 1 metacorporation 1 modification 1 moisture content 1 order 1 relational formula 1 residual 1 roller 1 semigroup 1 sequence 1 shipment 1 steel 1 strength 1 term 1 three-dimensional industrial park 1 transformation 1 transformer 1 winding 1