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国家安全是一个国家的基本利益,它包括国民安全、领土安全、政治、经济、文化安全等,其中最基本也是最核心的是国民安全。以DNA重组为基础的生物技术自20世纪70年代出现以来,发展十
National security is the basic interests of a country. It includes national security, territorial security, political, economic and cultural security. The most basic and most important of these are national security. Development of biotechnology based on DNA recombination has occurred since the 1970s