• Once trapped, the carrier will be unable to contribute ( or make a contribution ) to ( or increase ) the conductivity of the material.
• Thus the width of the region contributing to lasing is uncontrolled.
• Once trapped, the carrier will be unable to contribute ( or make a contribution ) to ( or increase ) the conductivity of the material.
• Thus the width of the region contributing to lasing is uncontrolled.
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012