But it's a critical requirement to keep up with the pace.

What may be most difficult for the administration is also the most critical requirement.

There is one critical requirement, however: the information must be standardized and portable.

On all these critical requirements, the current draft of the manual comes up short.

Finding deeply buried structures, therefore, is a critical military requirement.

This is often a critical requirement but one which can be satisfied in other ways if strictly necessary.

It has been one of the critical requirements in network planning and design.

The quality of service and respect for general interests remain critical requirements.

A critical requirement in asserting and protecting minority rights is political will.

That's a critical requirement for a secretary of state.