Sentence examples for tests has to be from inspiring English sources

The sensitivity and specificity of new and improved genotoxicity tests has to be determined by testing a battery of genotoxic and non-genotoxic chemicals.

In order to use gold in microelectromechanical systems designs, systematic tests has to be conducted to characterize the material in terms of its electrical as well as mechanical properties.

There's an Army regulation that says any new recruit who fails three PT tests has to be reevaluated to see if they're fit to serve.

The cut-off value for serological tests has to be defined so that infected animals are positive in the test, but also to avoid unnecessary cross-reactions.

However, for a more definite identification of potential carcinogens, a verification of the results from bacterial tests has to be performed with a battery of other tests, including point mutations and chromosomal aberrations in eukoaryotic systems.

"The new emissions tests have to be robust and reliable and not mislead people.

Tests have to be done and responded to in just the same way I do with glazes in the kiln.

They didn't decide how many tests had to be passed".

To assess the perceptual quality of the model, listening tests have to be run.

In addition to vaccine development, tests have to be designed to assess the vaccine quality.

In order to qualify the behavior of such structures, preliminary validation tests have to be done.