This is the 14866th most frequent Russian word.
повышающим
The Russian word "повышающим" means "increasing" or "enhancing" (instrumental case, masculine singular or neuter plural participle form).
In this sentence, 'повышающим' functions as a present participle that describes something that increases or enhances (in this context, the specialists' efficiency).
Мы провели семинар, направленный на повышение квалификации специалистов и повышающим их эффективность.
We conducted a seminar aimed at improving the qualifications of specialists and enhancing their efficiency.
Here, 'повышающей' describes the system in question as one that has the quality of improving education levels.
Принимаются меры по созданию системы, повышающей уровень образования.
Measures are being taken to establish a system that improves the level of education.
The participle 'повышающая' here functions as an adjective describing the technology as something that increases productivity.