購(gòu)買(mǎi)之前請(qǐng)先與客服溝通清楚技術(shù)參數(shù),比如:當(dāng)?shù)厥覂?nèi)溫度,操作時(shí)間等情況,本產(chǎn)品一經(jīng)售出,非質(zhì)量問(wèn)題概不退換!!!