“pilot study”可以造什么句，pilot study造句

This was a longitudinal pilot study of 50 patients recruited consecutively from one rural hospital, one urban hospital and two urban health centres.

Brian Greenwood of the London School of Hygiene and Tropical Medicine calls the paper an "interesting pilot study," but he is "not very impressed" by the evidence in the paper.

We are doing a pilot study to see if the new product will sell well.

Our next step is a pilot study with humans to see if we can measure response to the treatment using imaging techniques and the monitoring of chemical changes in the urine.

He explains that a pilot study is needed to see if assumptions are correct that carbon can be stored safely and efficiently this far below the ocean.