Sentence examples for is generally very difficult from inspiring English sources

Detection of earthquakes occurring within early lapse times (within a few hours in general) after a large event is generally very difficult because waveforms of many earthquakes occurring within a short time interval tend to overlap in seismograms, and conventional detection techniques using P- and/or S-wave picking become unavailable.

In the particular case of formulation, it is generally very difficult to establish conclusively whether a rival product is a copy of your formulation in a patent litigation.

Because of complexity of the solar wind-magnetosphere-ionosphere coupling and the resulting ionospheric irregularities, it is generally very difficult or impossible to predict radio scintillation for a given ray path based on physical modeling of the ionospheric structure.

However, Alivisatos pointed out that it is generally very difficult to simultaneously passivate both anionic and cationic surface sites by organic ligands because there would always remain some dangling bonds [34].

It is now clear why we call this a binary linear program; every component of the vector (W_{m}) is either 0 or 1. Solving such a binary linear program is generally very difficult and is in fact an NP-hard problem.

Franchising is generally very difficult, but so important.

"It's generally very difficult to find apprentices," said Michael Wächtler, a manager at Druckguss, which makes die-casting machines.

However, this method is very complicated and it requires some observational current data which are generally very difficult to obtain synchronically.

Hummingbird nests are generally very difficult to spot due their small size and good camouflage, according to the website World of Hummingbirds.

Educational measures are generally very difficult to obtain since most are compiled only on an annual basis (standardized test scores, graduation rates, college enrollment, etc).

Another aim of the modeling of progress curves with ANN was to figure out which factors influence enzyme reactivity, although multidimensional ANN models are generally very difficult to study analytically.