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太阳能电池板中的导电材料用的是()。A、铝B、铜C、银D、金...
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()及其上级主管部门应认真做好水电站节水增发电量考核工作,以提高水能利用提高率。A、防汛指挥机构B、水库调度管理单位C、水库调度主管部门D、电网调度机构...
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Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
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哪些是多目标决策具有的主要特征()。A、可求得最优化解B、不可公度性C、矛盾性D、无最优性...
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改进拱圈型式是提高拱座稳定性的有效措施之一。从拱圈曲率看:()。...
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光伏组件的使用寿命应不低于()年,质保期不少于()年。...
Thursday, September 15, 2022
人们根据对能源利用成熟程度的不同,把能源分为常规能源和新能源两大...
Thursday, September 15, 2022
临时性水工建筑物的洪水标准,应进行风险度综合分析,合理选用,与相...
Saturday, September 17, 2022
当某气象台发布了红色预警信号,表示未来24小时内最高气温将升至(...
Saturday, September 17, 2022