The device is designed for use in lighting applications and low cost switch-mode power supplies.
该设备是专为照明应用和低成本开关式电源供应器使用。
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。
The control system is easy to use, high in reliability and low in cost.
该控制系统简单易用、可靠性高、成本较低。
The control system is easy to use, high in reliability and low in cost.
该控制系统简单易用、可靠性高、成本较低。
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