The coal power sample which has the advantages of good separating effect, high sampling precision and safe use is more suitable for the requirement of practical application.

该煤粉取样器分离效果好，取样精度高，使用安全可靠，更适合实际应用的需要。

youdao

youdao

The sample application for this article starts with an Excel spreadsheet file provided by the Human Resources department of the fictional Planet Power corporation.

本文的样例应用程序从一个虚构的公司 Planet Power 的人力资源部门提供的一个 Excel 电子表格文件开始。

youdao

This comes after weeks of spotty polling, in which wide-scale power outages and destruction made it difficult to find a truly random opinion sample.

CNN: Hurricanes complicate election projections

From 30 precious milligrams drilled out of the sample they extracted mitochondrial DNA. The mitochondria, a cell's power packs, are the much-modified descendants of bacteria that took up residence in the ancestors of modern animal and plant cells a billion years ago.

ECONOMIST: A new species of human