Русско-английский научно-технический словарь
• This includes the formation of estrogen through a series of oxidation and reduction reactions.
• Neutralization of the acid through the addition of (or by adding) ...
• These data can be obtained through long-term observation.
• The spring acts on the valve spindle via (or through the medium of) the yoke.
• The relay controls large values of current and power through the utilization of a special cold cathode tube.