Famous bridges in Belarus.
Unit 5: THE HISTORY OF TUNNELING
Find the following terms and memorize their meaning.
Drain drainage obstacle sewer system divert inflow | quarrying surveying shaft fine quenching shield lining |
Famous bridges in Belarus.
Unit 5: THE HISTORY OF TUNNELING
Find the following terms and memorize their meaning.
Drain drainage obstacle sewer system divert inflow | quarrying surveying shaft fine quenching shield lining |
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