Sentence examples for has been a main problem from inspiring English sources

Substrate wetting has been a main problem in the use of water-based inks for printing in non-porous substrates, and to achieve successful substrate wetting, the surface tension of the ink must be lower than the surface energy of the substrate to be printed on [3].

The high false positive rate of CEA testing in CRC, which often results from incidental rises in CEA caused by benign gastrointestinal disorders, has been a main problem with its use.

Deloitte & Touche is busy tempting consultants into a newly created global organisation.For the strategy consultancies the main problem has been a shortage of flags around the globe.

One of Oldham's main problems has been a lack of consistency - the Latics have won back-to-back league games only once this term.

But a lack of team defense has been the main problem for the Rangers, who have allowed 108 goals this season, second most in the N.H.L.

The lack of intelligence from human sources in the tribal areas has been the main problem, the officials said.

She, too, has found achieving a balance with work and home life difficult at times, but the isolation of working alone has been the main problem.

That has been the main problem for other young American players making the jump from MLS to European leagues, Altidore included.

Further, this study supported the view that since the emergence of cloud computing, security has been the main problem perceived by many organisations.

Mr. Stringer said the main problem had been "a significant deterioration" in the company's core electronics division.

That has been Hughes's main problem, too.