下列属于防治洪灾的非工程措施的是 A修�堤坝整治河道 b兴修水库退耕还湖 C开挖分洪道 D提高人们防灾减灾意识控制滥砍乱伐——青 Template




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tomski下列属于防治洪灾的非工程措施的是 a修�堤坝整治河道 b兴修水库退耕还湖 coloring