This is the 18425th most frequent Russian word.
энергетическую
The Russian word "энергетическую" is the accusative singular feminine form of "энергетический," which means "related to energy" or "energy-related" in English.
The word 'энергетическую' is used here as an adjective describing the sector, implying it pertains to energy.
Энергетическую отрасль постоянно модернизируют.
The energy sector is constantly being modernized.
Here, 'энергетическую' describes the strategy, indicating its relation to energy matters.
Мы разработали новую энергетическую стратегию.
We developed a new energy strategy.
In this sentence, 'энергетическую' refers to the type of infrastructure, denoting its focus on energy and power systems.