выявлено влияние стесненности на ур

выявлено влияние стесненности на уровень опасности при выполнении работ а траншеях и котлованах..

Results (English) 1:

The effect of constraint on the level of danger when working as trenches and pits ..

Results (English) 2:

no impact on the level of financial risk in carrying out works and trenches and pits.

Results (English) 3:

Found influence stringency at the severity level when carrying out work and trenches and contamination.