protectionn.保护;防卫
protection based on microprocessor微机保护
protection of intellectual poverty知识产权保护
protection multiprogramming memory多道程序存储保护
Protection against double jeopardy禁止双重危险
protection of disadvantaged groups弱势群体保护
protection of personal information个人信息保护
protection method of soil-hungry防止土壤瘠薄措施
protection and indemnity insurance保赔保险,保障与赔偿保险