一份副本，由受益人和最终用户联合签署的验收证书的翻译：A copy, signed jointly by the beneficiaries and end user acceptance certificate 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

A copy of the joint by the beneficiaries and end-user acceptance certificate signed

A copy, signed jointly by the beneficiaries and end user acceptance certificate

A transcription, unites the signature by the beneficiary and the end-user the approval certificate

One copy signed jointly by beneficiaries and end-users the acceptance certificate

A copy, signed jointly by the beneficiaries and end user acceptance certificate