Sentence examples for are usually maintained from inspiring English sources

The largest databases are usually maintained by governmental agencies, business organizations, and universities.

Beef cows kept for the production of feeder calves are usually maintained on pasture and roughages with required amounts of protein supplement and some grain being fed only to first-calf heifers or very heavy milking cows.

They are usually maintained intraperitoneally or subcutaneously, but these are sites that may not be relevant for the clinical situation.

In his "Essay on the Poor Law," Locke turns to the education of the poor; he laments that "the children of labouring people are an ordinary burden to the parish, and are usually maintained in idleness, so that their labour also is generally lost to the public till they are 12 or 14 years old".

Unlike CGR8, R1 cells are usually maintained on a mouse embryonic fibroblast feeder layer.

Once generated, annuals with good agronomic performance are usually maintained by inbreeding.

And the casino is usually maintained at a higher-quality level than the racing part of the facility.

Because water cannot be readily pumped across cell membranes, salinity balance is usually maintained by actively transporting inorganic ions, usually sodium and chloride.

The platform is usually maintained by a single caretaker (who had to be airlifted out to Ipswich after a fire in 2006).

The temperature of the bed is usually maintained at 980 °C (1,800 °F), and the product gas consists primarily of carbon monoxide and hydrogen.

A polymorphism that persists over many generations is usually maintained because no one form possesses an overall advantage or disadvantage over the others in terms of natural selection.