Carries on the installment instruction to the customer, the telephone communication trouble clearing, the UPS power supply system the installation and trial run.
对客户进行安装指导，电话沟通排除故障，UPS供电系统的安装调试。
Carries on the installment instruction to the customer, the telephone communication trouble clearing, the UPS power supply system the installation and trial run.
对客户进行安装指导，电话沟通排除故障，UPS供电系统的安装调试。
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