The fillers usually used for EMS materials were metal fibres or powders and nonmetal fibres or powders and metal coated fibres.The bases for EMS materials were always rubber, resin and fibre.是什么意思_The fillers usually used for EMS materials were metal fibres or powders and nonmetal fibres or powders and metal coated fibres.The bases for EMS materials were always rubber, resin and fibre.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句