Sentence examples for these are needed from inspiring English sources

These are needed to protect sensitive electronics from static electricity.

These are needed by children maimed by our cluster bombs.

Far more examples like these are needed to improve education globally.

Put some money aside for buying spare parts, for when these are needed.

Far fewer of these are needed to assure American dominance of the skies.

Importantly, a retrieval error estimate is also available; these are needed to assimilate observations into models.

These are needed by the engineering community for reliable seismic design, analysis and retrofitting of structures.

These are needed to handle billions of particles modeled in large distributed-memory computer systems.

Divers, port workers, onshore transport companies, road-building, connecting up substations on land – all of these are needed.

Steps such as these are needed to put an end to speculation about the future of the euro.

These are needed to bring lasting fiscal stability, but they strike at the heart of the political patronage system.