Long life operation, low cost , high efficiency , easy use can meet the friendly environmental rules;
使用寿命长，运行成本低，净化效率高，操作简单，更符合环保节能减排的理念；
The acupuncture needle has the advantages of easy use, high efficiency and low cost.
该针灸针使用方便，效率高、成本低。
The system has low cost, high capacity and efficiency and is easy to use.
该系统开发成本低、性能高并且使用方便。
The system has low cost, high capacity and efficiency and is easy to use.
该系统开发成本低、性能高并且使用方便。
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