Sentence examples for are primary challenges from inspiring English sources

Thus, energy consumption and related cost rise are primary challenges for the promotion of post-combustion technology.

However, controlling ignition timing and combustion rate are primary challenges to be tackled before LTC technology can be implemented in automotive engines commercially.

They'll be primary challenges to the retiring GOP Senators and House members mostly from the right, some with Trump's backing, some may win.

Two Senate incumbents, Jeff Flake (R-Ariz). and Dean Heller (R-Nev ., aR-Nev .ng primare challenges facingprimarys who are achallengesem ofroming insufficiently propponents

Several Texas Republicans, including perhaps former Governor Rick Perry, are said to be weighing primary challenges when Cruz seeks reëlection to the Senate, in 2018.

And the many progressives who are running primary challenges in an effort to push the party left shouldn't be dissuaded.

What are the primary challenges to its long-term success?

Restoration of lost bone support and joint stability are the primary challenges in revision TKA.

However, there are three primary challenges to addressing this data-driven issue.

This year, Republican senators Orrin Hatch of Utah and Richard Lugar of Indiana are facing primary challenges from the right.

One such effort from 2010 that should be replicated was the primary challenge to incumbent Senator and prominent Blue Dog Democrat Blanche Lincoln.