The phrase "heavily expanded" is correct and usable in written English.
You can use it when you want to indicate that something has grown significantly in size or scope. For example: The company's retail network has been heavily expanded over the past decade.
All treatments resulted in the formation of an austenite phase heavily expanded by the high levels of interstitial nitrogen.
The finished books are like heavily expanded versions of those proposals – which then get boiled back down again with the sale of serial rights.
The Yeomanry, meanwhile, would be heavily expanded and reformed as Imperial Yeomanry, the mounted infantry having proved of great use in South Africa.
Along with a heavily expanded training program, and its existing Australian Army close support role, No. 77 Squadron's fleet support commitment was increased to take up the slack resulting from the diminution of the Royal Australian Navy's fixed-wing capability.
Apart from the forts, the garrison itself was heavily expanded during the initial construction years and became the largest garrison in Sweden, taking an exceptional position in Swedish military history of the 20th century; even at the start of the 21st century, Boden was the largest garrison city in the Swedish Army.
This result was not unexpected, since we transplanted cells at passage 3 and tumor formation seems to be associated to the administration of MSCs heavily expanded ex vivo [38].
Instead there were more warm words and promises of as much as $1 billion in American finance for solar-energy plants in India, as the country heavily expands its production of energy through renewable sources.
To pursue that goal, the company plans to double its workforce and heavily expand its New York City office.
The chargers are available in California and on the East Coast today, but the company plans to heavily expand coverage by the end of the year.
Yum has been heavily expanding abroad, opening a record 168 restaurants in China alone, where Chief Executive David Novak said the business "continues to fire on all cylinders". "While we realize there is much work to do, we are optimistic we will dramatically improve our U.S. brand positions, consistency and returns," Novak said in a statement.
In his weekly radio talk on Saturday, President Barack Obama had called for the passage of a plan that would invest heavily in expanded health care, cleaner energy and education, but do so partly through taxes affecting the wealthy and polluters.
