支架预压

下列叙述正确的是（　　）

A．鱼、瘦肉等食物中含有丰富的维生素C

B．利用洗洁精的乳化功能可以将餐具上的油污洗去

C．除去不纯的Fe粉中混有的少量Cu粉，可采用先加盐酸再过滤的方法

D．向盛有少量浓硫酸的量筒中缓慢加入一定量的水并搅拌，可得稀硫酸

改写后的课文内容填空 （共10个空，每空1分，满分10分）

Frederick William I, to whom the Amber Room b________小题1:, could not have imagined it would have such an a________小题2:story. The Amber Room was designed in the fancy style popular in those days, d________小题3: with gold and jewels. He, however, gave it to Peter the Great as a g________小题4:. For the Czar, the Amber Room served as a small r________小题5: hall for important visitors. Later, Catherine II told her artists to add more d________小题6:to the Amber Room to make it even more beautiful.

During World War II, the Nazi army attacked St Petersburg. Though the Russians were able to remove some f________小题7:and small art objects, some of the Nazis s________小题8: stole the Amber Room itself. There is no d________小题9: that the Amber Room was put on a train for Königsberg. What happened to it later r________小题10: a mystery.

TPO防水卷材国家标准由中国建筑材料科学研究总院苏州防水研究院、中国建筑防水协会起草制定，目前我公司TPO防水卷材企标技术性能：断裂拉伸强度：P型≥1250N/50mmL型≥1000N/50mm，低温弯折温度：（）。

西方和中国封建制国家的不同特征表现在（）

A、国家结构方面

B、国家本质方面

C、权力结构方面

D、主要矛盾方面

E、统治思想方面

供电设施上发生事故引起的法律责任，全部由产权所有者承担。