下列关于烤瓷熔附金属全冠底冠的设计错误的是（） A.非贵金属基底冠最低厚度为0.3m

对房地产市场结构进行分析，除了要分析供求结构，通常还应分析()。

A、价格结构

B、总量结构

C、档次结构

D、投资结构

E、租买结构

在密闭容器中发生下列反应：I₂(g)+H₂(g)2HI(g)(正反应吸热) 起始时，n(H₂)=a mol，n(I₂)=b mol。只改变表中列出的条件，其他条件不变，试将化学反应速率的改变(“增大”“减小”或“不变”)填入相应的表格。

Fill in the blanks with the CORRECT form of the word.

小题1: Benjamin Franklin discovered that l_________ is actually electrcity by his kite experiment.

小题2:Kunming is the capital of Yunnan Proveince in s_________ China.

小题3:We decided to make a v_________ down the Yellow River to the sea.

小题4:It is because his v_________ is not big enough that he can’t express himself well in English.

小题5:www.expo2010.cn is the o_________ website of the 2010 Expo in Shanghai China.

小题6:Now the weather is becoming colder _________. (逐渐的)

小题7: He practises speaking English every day so he speaks _________ (流利的) English.

小题8: When you are facing an earthquake, the first thing you have to do is to stay _________. (镇定的)

小题9: It rains _________ (经常性的) these days, which makes him very upset.

小题10: From his strong _________ (口音) we can easily tell he is from London.

要做一个不带盖的圆柱形铁皮水桶，底面直径6分米，高5分米，至少需要多少铁皮？这只桶可以盛水多少升？

下列关于诉前证据保全的说法哪个是正确的？

A．专利权人可以在对侵权行为请求处理前向管理专利工作的部门申请保全证据

B．申请人在起诉前申请保全证据的，必须提供担保

C．人民法院应当自接受诉前证据保全申请之时起四十八小时内作出裁定；有特殊情况需要延长的，可以延长四十八小时

D．申请人自人民法院采取保全措施之日起十五日内不起诉的，人民法院应当解除该措施