• Under close examination the plates exhibited a shiny film of ...
• ( When ) viewed closely , such a mixture readily reveals ...
• Under close examination the plates exhibited a shiny film of ...
• ( When ) viewed closely , such a mixture readily reveals ...
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012