Office of Spectrum Management办公室的频谱管理 Operations Support Manager运营支持经理 Optical Service Module (Cisco Systems)光学服务模块(思科等) Optical Strength Meter光强度米 Operations Support Medical运营支持医疗 Oceanographic Society of Maldives海洋的社会的马尔代夫 Office of Surface Mining (US government)我们的办公室(政府) One Square Meal (Brand)一顿美餐(品牌) Office of Surface Mining办公室的 On Screen Menu在屏幕上的菜单 Osmoln. [化]渗摩(用克分子表示的渗透压单位) Operating System Manual操作系统手册 Ordinis Servorum/Servarum Mariae (Latin: Order of Servants of Mary)Ordinis Servorum / Servarum Mariae拉丁美洲:玛丽仆人) Office of Safety and Mission Assurance (NASA)办公室(美国国家航空和宇宙航行局和使命,保证安全) Omni Spectra, M/A-Com (Rf Connector)泛光灯光谱,M / A-Com(射频同轴连接器)