发布时间:2025-01-18 10:00:40
其实就是对发光元件的区别,其实在工能上还是一样的 ,都是发出紫外线,激光的就是用紫外二级管,耗电少些,紫外的是用的灯管,检测范围大些,从成本方面说还是紫外灯管的高些,其实两款检测能 力都 差不多,你再考虑品牌的质量保证期限,和附近是否有销售或售后服务点.最后在谈一下价格.
冰箱初次开机多久温度能降下来 新标题冰箱开机后多久能降至设定温度
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