名词中文翻译
中文翻译：维护证书
同义词：
['maintenance certificate', 'repair certificate']
例句：
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1. The company issued a certificate of maintenance for the new equipment.
公司为新设备颁发了维护证书。
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2.The technicians need to keep the machine in good condition by performing regular maintenance.
技术人员需要定期维护以确保机器保持良好的状态。
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3. The certificate of maintenance is valid for one year from the date of issuance.
维护证书自签发之日起有效期为一年。