求翻译：工作证明，兹有我单位XX同志，在西安森源开关技术研究所，从事高压开关研究试制工作，部门联系人。西安森源开关技术研究所有限公司。是什么意思？

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There is evidence of the comrade XX i units, in Xi'an Institute of Technology, power switch, and engaged in high-pressure switch research prototype work, and contact person. Xi'an's source switch Technology Research Institute Co. , Ltd. .

The work proved that, now there is my unit XX comrade, in the west Anson source switch technical research institute, is engaged in the high-voltage switch research experimental work, the department contact person.West Anson source switch technical research institute limited company.

Proof, it is our comrade XX, Xian senyuan switch technology Institute, engaged in high voltage switching research and development efforts, contact. Xiansen-source switching technology Research Institute co., Ltd.

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