He rolled up his pants leg but his knee showed no particular concentration of stains.

The first is that the new superconducting materials require particular concentrations of oxygen ions.

A few seconds later all ten heavy machine guns were in action with particular concentration of fire on the oak copse.

The early and later 10th century is marked by a particular concentration of hoarding in Ireland.

Some areas of particular concentration are surveyed below.

The doctor will then need to perform a physical examination with particular concentration around the head and neck.

Railfans may have one or more particular concentrations of interest, such as:

But all beginnings were awkward under pressure; he could not separate this particular concentration that easily, nor did he wish to.

Elective courses which total 30 credits are intended to provide depth in a particular concentration.

They are found with a particular concentration in the Rhineland (Hutton).