Sentence examples for useful has been from inspiring English sources

This system, though useful, has been difficult to work with, and required the use of special strains lacking the mismatch repair system to avoid unwanted repair of the heteroduplexes being examined.

So robots may soon be fitted with plastic muscles instead of metal pistons and electric motors.Plastic muscles are not entirely novel, but improving their performance to the point where they might be industrially useful has been a long hard slog.

From the telegraph and the mechanical reaper to software and modern surgical devices, nearly everything new and useful has been brought to market by entrepreneurs.

The operating range in which this analytical solution is useful has been investigated for a system with mass transfer at the wall.

Results from inadequate monitoring are misleading for their information quality and are dangerous because they create the illusion that something useful has been done.

It's a tool, that while useful, has been historically key in the implementation of all manner of oppression.

But most interesting, and probably most useful, have been the discoveries made recently by David Strohmetz in the vital science of waitpersoning.

Existing tools have also become more useful, having been combined with powerful computing, automation and visualisation methods such as virtual reality.

The landing force looted the town's wine stores and was evacuated after four days of mass drunkenness without anything useful having been achieved.

This drew a few groans, but I think a useful precedent has been set for 2012.

Useful information has been gained to assist the understanding of catalyst layers from catalyst-coated membranes.