сильно

см. тж. в значительной степени; резко

The tinning pots have become badly (or severely) contaminated with iron.

The signals were heavily attenuated.

The presence of the shaper did not materially affect ...

The average number of zero crossings is strongly (or heavily, or highly) dependent on ...

Источник: Русско-английский научно-технический словарь на Gufo.me