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当前学科:低碳经济公需科目
题目:
单选
光伏产业迅速发展的背后却存在着一系列问题中,不包括()
A . 产业技术落后
B . “两头在外”的尴尬局面
C . 优化能源结构的效应不明显
D . 高水平竞争
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