102) are formed as a result of performance of the trihedral deepenings which had perpendicularly to each other.
102) are formed as a result of performance of the trihedral deepenings which had perpendicularly to each other.
user
102) утворюються в результаті виконання тригранних поглиблень, розташовуваних перпендикулярно друг до друга.
assistant