Sentence examples for challenges was proven from inspiring English sources

Its application within the past 20 years in a number of cleaning challenges was proven able to restore the original surfaces while revealing fine details, historical tool-marks and traces of colour, information valuable for the CH historic research.

Plumridge believes businesses are acutely aware of the difficulties they may soon face, but that overcoming these challenges is proving more difficult.

One of the challenges is proving to customers that tapping a smartphone to make a purchase is more convenient and secure than using a credit card.

The Nets were the better team in this series; their challenge was proving it.

Their opposition overruled, Robben appeared, admitting that his greatest challenge was proving he's not "made of glass" after two years without making seven consecutive appearances.

For regulators, the challenge is proving that short sellers tried to profit by spreading false information.

Mets General Manager Steve Phillips, who said Carpenter's biggest challenge is proving that he can make adjustments at the plate, is not surprised Carpenter is still plugging away.

For now, the company's challenge is proving it can manufacture its $800,000 eBus in the United States and meet federal standards for durability and safety.

The concept of a malaria vaccine has sparked great interest for decades; however, the challenge is proving to be a difficult one.

Zillion's principal challenge is proving that the amount of advertising and rental revenue it generates will outweigh the risks posed by creating yet another free substitute to cable television.

In clinical practice, mannitol challenge has been proven to be both a sensitive and valid test for demonstrating the effects of inhaled corticosteroids (ICS) in asthma and to predict future asthma exacerbations [ 13, 14].