筆劃查詢--O字頭 OBM OBOS OBU OBV OCR o-cresol Octune Number ODM OECD OEL OELD OEM OES OFDM Offshore Banking Unit o-hydroxy benzoic acid Oil tnaker OLED oligopoly oligopsony On Balance Volumn One-Pass的彩色掃描器 oneworld Alliance opacity OPCO OPC光罩 OPEC Open bills of lading Open End Spun Yarns Open Loop Open space Open System Interconnections Stanndard OpenCable Open-Ended Fund operating targets Operation Support System o-phenyldiamino Optical Carrier Optical character recognition optical engine Optical Pickup Head Optical Proximity Correction Mask Order bills of lading Organic Electro-Luminescence Display Organization of Petroleum Exporting Countries organo-electroluminescence Original Design Manufacture Original Equipment Manufacturer Original Equipment Service Orthogonal Frequency Division Multiplexing OSI OSS Over Bought & Over Sold Overwrite Own Branding & Manufacturing Oxidation Oxygen donor