A:25℃时,0.01mol•L﹣1NH4Cl溶液
B:25℃时,0.01mol•L﹣1NaHSO4溶液
C:100℃时,0.01mol•L﹣1NaNO3溶液
D:25℃时,0.01mol•L﹣1NaF溶液
如图,已知楼AB高36米,从楼顶A处测得旗杆顶C的俯角为60°,又从该楼离地面6米的一窗口E处测得旗杆顶C的仰角为45°,求该旗杆CD的高.(结果保留根号)
表现夸父气吞山河的非凡气概和形象的语句是:____
有理数5.614精确到百分位的近似数为____
读“台湾海峡两岸地区略图”,回答有关问题.