foreign matter 杂质 ; 异物 ; 混入物

filling and foreign matter content 填充料和杂质含量 ; 填充料和杂质量

filling & foreign matter content 填充物及杂质含量

determination of foreign matter 杂质检查 ; 杂质测定

stamping of foreign matter 杂物印痕

bronchus foreign matter 支气管异物

get rid of foreign matter 去掉杂质

incorporation of foreign matter 杂质掺入

foreign organic matter 有机异物

foreign registered mail matter 外国挂号邮件