heavy industry به انگلیسی
From Longman Dictionary
heavy ˈindustry noun [uncountable]
industry that produces large goods such as cars and machines, or materials such as coal, steel, or chemicals
Example
Even more striking was the upsurge in heavy industry, and for this the State itself was primarily responsible
The latter, involving heavy industry, was made possible by the building of the railways
The result – heavy industry and low value added production kept going long past its time, ineffectually, by subsidy
For example, the predominantly agricultural South was now entirely separated from the heavy industry of the North