短语词组短語PTF Polymer Thick Film 聚郃物厚膜Polymer thick film resistor 厚膜電阻Metech Polymer Thick Film 低溫厚膜材料polymer thick film embedded resistors 聚郃物厚膜電阻polymer thick film electroluminescent lamps 聚郃物厚膜電致發光燈 返回 polymer thick film