with extensive maintenance experience
具有丰富的维修经验
以上为机器翻译结果，长、整句建议使用 人工翻译 。
My company has several senior engineers and technicians, strong, professional service staff of more than 8 years working experience, with extensive maintenance and repair experience.
我公司拥有多名资深工程师及技术员，实力雄厚，专业售后服务人员8年以上的工作经验，具备丰富的维护、维修的经验。
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