中国最大的综合性文献数据库 -维普资讯 关键词: 农业院校 植保机械 教学改革[gap=502]Key words: Agricultural academy ;Equipment for plant protection ; Teaching reform
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The NRC proposed that plant owners provide reasonable protection for emergency equipment, but did not define how to meet this requirement.
CNN: Our reactors still vulnerable, a year after Fukushima
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