Sentence examples for difficulties were encountered from inspiring English sources

Some initial difficulties were encountered.

However, during the analyses, some difficulties were encountered.

Similar difficulties were encountered in Africa and in parts of eastern Europe, particularly Poland.

Similar difficulties were encountered with many successors to DDT, such as Dieldrin and Endrin.

Difficulties were encountered by this system as well as by the later (1910 21), more elaborate Miolati-Rosenheim theory.

In the early days of the telephone, practical difficulties were encountered in building a transcontinental telephone line.

When a sol gel method was used to produce TiO2, difficulties were encountered in the production of ∼10-μm-thick films, including cracking of films during drying.

Few operational difficulties were encountered and this small reactor could produce > 4 kg of polymer per hour at molecular weights of > 100,000.

As the flow models were developed for a homogeneous pipe material, however, some difficulties were encountered in estimating leak rates for bimaterial pipes.

While the methodological sequence was in general successful and some artefact residues were dated within the anticipated age range, difficulties were encountered with other lithic residues.

Technical difficulties were encountered in these two runs, related mostly to the fact that Chandra aspect camera cannot be used near the Moon, which prevented further dark Moon observations.