dilution test

例句：

1. 1. The dilution test results showed that the sample was contaminated with bacteria.
   稀释试验结果显示样本被细菌污染。
2. 2.During the dilution test, the concentration of the solution was measured.
   在稀释试验中，溶液的浓度被测量。
3. 3. The dilution test is an important step in the testing process to ensure the accuracy of the results.
   稀释试验是测试过程中的一个重要步骤，以确保结果的准确性。