This is the 15883rd most frequent Russian word.
промышленно
"Industrially."
The word 'промышленно' here denotes the industrial aspect of the developed cities.
Промышленно развитые города имеют высокий уровень производства.
Industrially developed cities have a high level of production.
Here, 'промышленно' describes the manner in which the technology was developed.
Эта технология была разработана промышленно, что делает её дешёвее в массовом производстве.
This technology was developed industrially, making it cheaper for mass production.
In this case, 'промышленно' highlights the connection to industrial activity.