• Man made reservoirs and sand excavation in some rivers reduce silt discharge into sea, these human activities are vital factors that cause coast erosion hazard in Qinhuangdao region recently.

    本区入海的一些河流上兴修的水库挖沙采石,减少入海泥沙量,这些人为因素现今秦皇岛海岸侵蚀灾害的主要原因

    youdao

  • At present a greater hazard to the water body is man-made pollution.

    当前水体危害较大人为污染

    youdao

  • The risk from man-made destructions(typically terrorism attacks) is included in the range of major hazard installation assessment, and existing assessment index system is .

    人为破坏恐怖袭击)引发事故风险纳入重大危险源风险评价研究范畴,对现有的评价指标体系进行了改进。

    youdao

  • The risk from man-made destructions(typically terrorism attacks) is included in the range of major hazard installation assessment, and existing assessment index system is .

    人为破坏恐怖袭击)引发事故风险纳入重大危险源风险评价研究范畴,对现有的评价指标体系进行了改进。

    youdao

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