Independent tests run alongside three of our five main competitors.

我们五家竞争对手中的三家实施了独立检验。

Environmental groups have done independent tests.

环保组织进行了独立测试。

Three years' worth of random tests by the league plus independent tests we had run to quash the rumors.

大联盟三年的不定期抽查外加我们为粉碎谣言进行的独立测试。