编码描述:,microphones and stands therefor,microphones having a frequency range of 300 hz to 3.4khz with a diameter of not exceeding 10mm and a height not exceeding 3 mm, for telecommuncation use,other 编码来源:韩国原始海关数据 产品标签: polymers,iu,precious metal,active sub,stanc,propylene,compound,metal,ore,palladium