см. подготовка на земле ; см. тж. на поверхности
We learned during our training on the ground that for movement in open space it was most practicable to…
см. подготовка на земле ; см. тж. на поверхности
We learned during our training on the ground that for movement in open space it was most practicable to…
Русско-Английский словарь идиом по космонавтике. Russian-English dictionary of idioms on cosmonautics. 2012