Sentence examples for been of low quality from inspiring English sources

While Mn has been relatively easy to dope into II-VI NCs, especially ZnS and CdS, at low temperatures, the resulting NCs have often been of low quality [11 14, 18, 29, 30].

A thorough review of early school leaving (Lehr et al. 2003) revealed that research on school dropout has been overwhelmingly predictive or descriptive (mainly analyzing predictive/explicative causes of dropouts) in nature and that most methodologies used to evaluate the effectiveness of interventions have been of low quality and have very little scientific merit or relevance.

Public transportation in Detroit has long been of low quality, and recent efforts to improve transit service in the city have fallen victim to the city's fiscal woes -- a problem that does not seem to be slowing down the progress of the highway project.

Yet, the information submitted has been of low quality and difficult to assess on its manual format.

The UK National Institute for Health and Clinical Excellence have recommended considering graduated compression stockings in most patients, although economic evaluations of mechanical venous thromboembolism prophylaxis have generally been of low quality [ 63].

Its products are of low quality.

…surviving Hellenistic works are of low quality.

If the foster care that they had was of low quality, they were at greater risk.

At that time Wal-Mart's clothing assortment was of low quality and poorly presented.

Employers fear the 3m promised apprenticeships will be of low quality.

Half of the trials included were judged to be of low quality (Jadad score <3).