并有效延长设备器件使用时间，并有多种颜色供您随意选择。其广泛适用于牙科综合治疗机附属设施设备。

And effective use of time to extend the equipment, devices, and its widely used in comprehensive dental treatment facilities or ancillary facilities.

youdao

并有效延长设备器件使用时间，并有多种颜色供您随意选择。其广泛适用于牙科综合治疗机附属设施设备。

And effective use of time to extend the equipment, devices, and its widely used in comprehensive dental treatment facilities or ancillary facilities.

youdao