5年从事惠普服务器及存储类产品的测试和翻新工作。的翻译：5 years of testing and refurbished HP servers and storage products. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

5 years of HP servers and storage products for testing and refurbishment work.

5 years of testing and refurbished HP servers and storage products.

5 years are engaged in HP server and the memory class product test and renovate the work.

5 years working in HP server and storage products product testing and renovation work.

5 years of testing and refurbished HP servers and storage products.