This means you will look at the sample from below it.
A digital measuring device showed the precise weight of the sample.
Scientists observed a time change in the decay of the sample.
She answered the questions in a similar way to the sample answers we reviewed.
她回答问题的方式和我们之前看过的参考答案差不多。
The laboratory technician labeled each vial with the sample's identification.
实验室技术员给每个小试剂瓶都贴上了样本编号标签。
Each molecule in the sample was carefully observed under the microscope.
The scientist recorded a gram of material collected from the sample.
科学家记录下从样本中提取的一克物质。
Residual fibers found in the sample revealed traces of past contamination.
A thick settling layer indicated high levels of particulate matter in the sample.
厚厚的一层沉淀说明样品中悬浮颗粒物含量很高。
They found a plus weight gain in the sample beyond expected levels.
他们发现样本的体重增长超出了预期水平。
The accuracy of urinalysis depends on the sample's handling and timing.
尿液检查的准确性在很大程度上取决于标本的处理方式和送检时间。
The lab experiment used ultraviolet to trigger chemical reactions in the sample.
这次实验利用紫外线来触发样品中的化学反应。
Scientists measured the numerical quantity of cells in the sample precisely.
科学家精确测量了样本中的细胞数量。