• Both metals have roughly the same crustal abundance .
• The abundance ( or The occurrence ) of this element in the Earth's crust ...
• Both metals have roughly the same crustal abundance .
• The abundance ( or The occurrence ) of this element in the Earth's crust ...
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012