Each normal form represents an increasingly stringent set of rules.
As a pizza place, though, it had to meet my own stringent set of standards.
He and his mother have agreed to a stringent set of attendance rules.
And it has accepted what looks like a stringent set of safeguards and restrictions.
The model outlines some additional broad contours of China's energy future given the more stringent set of policies.
We now have one of the most stringent set of firearms legislation in the world – only Japan has tougher laws".
Students must apply for admission to the college and meet a more stringent set of standards to graduate from it.
She traveled the world in search of new faces, ruthlessly measuring her candidates against a stringent set of standards.
Hunt says that this is not good enough and that a Labour government would hold individual schools to account under a new, stringent set of standards.
In 2012, the Obama administration approved a more stringent set of standards, which would steadily increase the efficiency of certain vehicles through 2025.
To ensure that our estimates represent a sustainable approach, we use a stringent set of criteria to assess potential feedstock availability for biochar production.
