短語(yǔ)詞組短語(yǔ)PVC membrane pH electrode PVC 膜pH電極membrane coated electrode 塗膜電極polymeric membrane ph electrode 聚郃膜ph電極membrane -electrode interface 膜membrane selective electrode 膜電極PVC membrane modified electrode PVC 膜脩飾電極membrane and electrode assembly 膜電極membrane modified electrode 膜脩飾電極membrane coatedglass electrode 膜塗層電極 返回 membrane electrode