экстремальный
• In extreme cases over 30 tons of water have to be removed for each ton of coal mined.
• Under extreme conditions of temperature and pressure ...
Русско-английский научно-технический словарь• In extreme cases over 30 tons of water have to be removed for each ton of coal mined.
• Under extreme conditions of temperature and pressure ...
Русско-английский научно-технический словарь