Getting it across the Falls was a major technological challenge.

As technological challenges go, this is a big one, but history suggests that the industry can meet it.

Shrinking the camera without losing photo quality may be the most difficult technological challenge of all.

Such a law would face both technological and legal challenges.

Actually developing the field was a major technological challenge due to the depth of the find.

Making cyberspace safe for children has become a public policy issue and a technological challenge.

At the time one of their first technological challenge was to make the background expose.

The construction of this project presented a major technological challenge.

The response to this technological challenge does credit to our engineers.

Construction of the bridge was recognized as a major technological challenge.