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自然环境环境总体下的一个层次,指一切可以直接或间接影响到人类生活、生产的自然界中物质和资源的总和 | |||
自然环境 | |||
天然环境 | |||
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自然环境 (在没有人类产品和影响地区出现的大气、地质和生物特征的复合物。) | |||
English thesaurus | |||
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The conditions to which a munition or explosive may be exposed during its life cycle, not including those from human intervention |
natural environment : 59 phrases in 16 subjects |