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OPP Opposite 相对的，对立

OPP Opportunity/Opportunities 机会机遇

OPP Oriented Polypropylene Film 定向聚丙烯薄膜

OPP Optional Program Product(s) 备选项目产品(s)

OPP Outbreak Prevention Policy 预防病毒扩散的处理程序

OPP Over Power Protection 过功率保护

OPP Official Party Poopers 官方扫兴者

OPP Office of Polar Programs (National Science Foundation) 极地项目办公室(美国国家科学基金会)

OPP Outcome Project Plan (Canada) 结果的项目计划(加拿大)

OPP Octal Print Punch 八进制打印一拳

OPP Off-load Preparation Party 即准备聚会

OPP Out of Print at Present 绝版

OPP Organizational Process Performance (process area) 组织过程性能过程区)

OPP Office of Pesticide Programs 农药规划处

OPP Other People's Property 别人的财产

OPP Organophosphate Poisoning 有机磷中毒

OPP Off-Peak Power 谷权力

OPP Office of Program Performance (Legal Services Corporation) 办公室的法律服务公司的业绩(程序)

OPP Operation Process Plan 操作过程的计划

OPP Organization and Personnel Plan 组织和人员的计划