红水河,为西江上游的别称,流域内山岭连绵,地形崎岖,水力资源十分丰富,它的梯级开发已被我国列为国家重点开发项目。读“珠江流域概况图”,回答问题.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
小题1:红水河水电梯级开发对珠江三角洲地区的影响主要有
A.满足用电需求的增长
B.加剧珠江三角洲的洪涝灾害
C.改善大气环境质量
D.不易出现淤积减慢或侵蚀后退
小题2:下列符合红水河流域综合开发利用方向的是:
A.微电子工业
B.有色金属冶炼工业
C.发展木材加工和制药工业
D.发展甜菜、花卉等城郊农业
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