合约服务 meaning in Chinese

contracted services

Maintenance and contract services , etc
技术及专业服务维修保养合约服务等：
Period contract or contract terms of service
定期合约或合约服务条款
Technical and specialist services , maintenance and contract services , etc )
(技术及专业服务、维修保养、合约服务等）
Technical and specialist services , maintenance and contract services , etc
技术及专业服务维修保养合约服务等15 , 546 , 099
Technical and specialist services , maintenance and contract services , etc
技术及专业服务维修保养合约服务等31 , 016 , 000

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