Decomposition, maintenance is simple and convenient.
分解，维护简单方便。
The system has low cost, which is credible in use and maintenance is simple.
该系统成本较低，使用可靠，维护简单。
Maintenance is simple, easy to use, safe and reliable.
维修简单，使用方便，安全可靠。
Maintenance is simple, easy to use, safe and reliable.
维修简单，使用方便，安全可靠。
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