Sentence examples for challenges were introduced in from inspiring English sources

Our analysis showed that a number of new challenges were introduced in activities 4 and 5, though a few previously observed challenges also resurfaced in the context of the more complex activities.

Finally, possible challenges are introduced in order to stimulate research in this field.

A lot of open research challenges are introduced in WSAN for communication and coordination between sensors and actors (Cayirci 2013).

Kinetic challenge was introduced in round 4 and continued through the final, seventh round, of SELEX.

The BICA Challenge is introduced in this context as a waypoint on the expanded roadmap.

The tax policy under challenge, was introduced in 2000 and imposes a value-added tax of 17percentt on imported semiconductors of 2.5 microns or less, while chips that are made or designed in China, whether by domestic or foreign companies, receive rebates that give them a 3percenttaxax rate.

Hawkeye challenges were introduced at the hard-court event in Miami in March when the American Jamea Jackson became the first player legitimately to query a call using the electronic system.

One analytical stochastic problems is first studied, where up to 20 uncertainties were introduced in order to challenge the proposed method.

Instant motion pictures were introduced in 1977.

Similar bills were introduced in Oregon and Washington State.

Motorised buses were introduced in 1938.