• Geologists have long been aware that the organic matter required for petroleum to be formed has accumulated in ...
• It has long been known that sunspots usually appear in pairs or groups.
• Geologists have long been aware that the organic matter required for petroleum to be formed has accumulated in ...
• It has long been known that sunspots usually appear in pairs or groups.
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012