This is the 12416th most frequent Russian word.
качественного
"Of quality" or "high-quality."
The word 'качественного' functions as an adjective, modifying 'вина' (wine) in the genitive case, indicating the quality attributes of the wine.
Этот магазин предлагает широкий выбор качественного вина.
This store offers a wide selection of quality wine.
In this sentence, 'качественного' describes 'оборудования' (equipment) in the genitive case, emphasizing the necessity of equipment possessing high-quality standards for achieving success.
Для успешной реализации проекта необходимо использование качественного оборудования.
To successfully implement the project, the use of high-quality equipment is necessary.
Here, 'качественного' modifies 'образования' (education) in the genitive case, stressing the importance of education with high quality for ensuring a better future.