shielding effectiveness短语¹⁴⁴⁹⁷²⁺² 基本例句 屏蔽作用;屏蔽有效度 As in the plating form of transposition Cu and Silver, it is superior shielding effectiveness, also non- allergy reaction and keeping in the same color with preventing discoloration treatment. 由于银元素固有的抗菌性，对人体无过敏反应，可以使用于医疗器械等。 iciba