This text introduces DJM10 humidity examination box should notice the problem while calculate hygrometer (form) and how to raise the working efficiency, as well as assurance data quality.

本文介绍了DJM10型湿度检定箱在计量湿度计(表)时应注意的问题以及如何提高工作效率、保证数据质量的措施。

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As one of the four well-known civilized countries in the world, China has a long history of education quality assurance, especially the ancient imperial examination system.

中国是世界著名的四大文明古国之一，中国教育质量保障的历史源远流长，中国古代的科举制度作为人类教育质量保障的璀璨明珠，光照世界。

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