I
• Hydrogen holds a most unique position among the elements.
II
• The atom can take up ( or occupy ) only certain distinct positions in relation to an external field.
I
• Hydrogen holds a most unique position among the elements.
II
• The atom can take up ( or occupy ) only certain distinct positions in relation to an external field.
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012