1) hurricane disaster law
飓风灾害规律
2) hurricane disaster
飓风灾害
1.
According to roadway layout and mining practice of pillarmining face 21~(up)303 in a working mine,combined roof embedding conditions of coal seam 1-2~(up),present goaf hurricane disaster's effect during whole shear-caving of goaf roof under roof of coal seam 1-2~(up) is forecasted,and the safety extent of actualized disaster-prevention project in spot is evaluated.
依据活井21上303旺采工作面的布置与开采情况,参照1-2上煤层的顶板赋存结构条件,分析预测在1-2上煤层顶板在采空区整体切落时现有采空区飓风灾害的程度,并评价现场实施的防灾工程的安全程度,对今后的防灾工程决策具有重要意义。
5) hurricane
[英]['hʌrɪkən] [美]['hɝəkən]
飓风飓风
6) The rules of hazard regional differentiation
灾害地域分异规律
补充资料：矛盾规律(见对立统一规律)
矛盾规律(见对立统一规律)
law of contradiction
mQOCun gu】j口、矛盾规律(lawof eon‘radietion)统一规律。见叶主
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条