the ecological environment security 生态环境安全
international ecological environment security 国际生态环境安全
Finally, this system is proposed using decision tree to resolve the relevant theories of ecological environment security alarm in the scenic spot.
最后,本系统还提出了利用决策树的相关理论来解决景区中生态环境安全报警问题。
But in recent year, many ecological disaster events has been initiated by aquatic organisms from foreign area, posing serious threat to ecological environment security.
但是近年来外来水生生物物种引发了多起生态灾难事件,对生态环境安全构成了严重威胁。
Ground collapse will seriously threaten the mine production security and destroy the surface ecological environment.
地表塌陷严重威胁着矿山安全生产,破坏地表生三态环境。
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