With good performance, this new tech shows the advantage of saving materials and easily operating.
这些新工艺具有节约材料，性能可靠和操作简便等优点。
The operating practice indicates its good performance.
运行表明：该复费率载波电能表性能良好。
It also has operating secure and good earthing performance.
它具有安全操作性，有良好的接地性。
It also has operating secure and good earthing performance.
它具有安全操作性，有良好的接地性。
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