Sentence examples for samples is first from inspiring English sources

The value of strategic ecological survey based on stratified samples is first illustrated using the United Kingdom (UK) Countryside Survey, a national monitoring programme that has measured ecological change in the UK countryside for the last 35 years.

When the substrate bias current is increased, the wear rate of CrN-coated samples is first increased and then decreased, and the lowest wear rates is 4.6 × 10−16 m3/(N·m) when the substrate bias current is 6.0 A.

For tissue lysis, samples were first weighted.

All serum samples were first heat inactivated at 56 °C for 30 minutes and dilutions between 1 10 and 1 640 were tested.

Samples were first centrifuged at 12,000 g for 15 min and then supernatants were filtered with 0.2 μm syringe filters.

The samples were first dried at three fixed temperatures of 60 °C, 70 °C, and 80 °C.

The polystyrene samples were first subjected to a heating schedule in sequential 10°C increments.

The TPU samples were first reprocessed by melt compounding through a twin-screw extruder.

The samples were first maintained at 260 °C for 320 s, following the conventional reflow-soldering methodology.

The sandstone samples were first tested to determine their petrographic characteristics and aggregate properties.

Samples were first treated with proteinase K, and then each sample was inoculated into the BD MAX Sample Buffer Tube.