短語(yǔ)詞組短語(yǔ)PTF Polymer Thick Film 聚合物厚膜Polymer thick film resistor 厚膜電阻Metech Polymer Thick Film 低溫厚膜材料polymer thick film embedded resistors 聚合物厚膜電阻polymer thick film electroluminescent lamps 聚合物厚膜電致發(fā)光燈 返回 polymer thick film