Then Mills and his colleagues ran microbial and chemical tests on those time-dependent samples.
然后米尔斯和同事对这些依赖时间的样品进行了微生物测试和化学测试。
双语版 TED-Ed 演讲精选
Satellite data revealed the vast extent of these losses and chemical tests confirmed that the cause was unquestionably CFCs.
卫星数据揭露了这些损失的具体程度,而化学测试证实,无疑是 CFC 导致的。
VOA慢速英语_科技
Santos and her team ran chemical tests to find out what kind of plastics are in the rocks called " plastiglomerates" .
桑托斯及其团队进行了化学测试,以弄清岩石中被称为“塑料团块”的塑料类型。
sadhguru
We’ve always known this, but today chemical tests clearly show you, that you are actually poisoning your system, generating poison in the system by being angry.
You know? We've always known this, but today chemical tests clearly show you, that you are actually poisoning your system, generating poison in the system by being angry.
In chemistry, a chemical test is a qualitative or quantitative procedure designed to prove the existence of, or to quantify, a chemical compound or chemical group with the aid of a specific reagent.