皮皮学，免费搜题
登录
搜题
【单选题】
《建筑设计防火规范》，《高层民用建筑设计防火规范》规定防火墙的耐火极限不应小于_________h。A.
4、4
B.
3、3
C.
4、3
D.
3、4
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】The man should dial _______ ,extension________ for further information about the sports meet.
【单选题】听力原文：M: I'm getting a busy signal when I dial the operator. W: The same thing is happening to me. What does the woman mean?
A.
She is busy now.
B.
The operator did the same thing to her.
C.
If the line is busy, the man should dial later.
D.
She can't reach the operator either.
【简答题】The man should dial____________ to reach his friend in Miami.
【简答题】某场地地表以下为4m厚的均质黏性土，该土层下卧坚硬岩层。已知黏性土的重度γ=18kN/m 3 ，天然孔隙比e 0 =0.85，回弹再压缩指数C e =0.05，压缩指数C c =0.3，前期固结压力ρ c 比自重应力大50kPa。在该场地大面积均匀堆载，载荷大小为ρ=100kPa，求因堆载引起地表的最终沉降量。
【单选题】物质的量为n的理想气体从T1, p1, V1变化到T2, p2, V2,下列哪个公式不适用 (设CV, m 为常数)?
A.
ΔS = nCp, m ln(T1/T2) + nRln(p2/p1)
B.
ΔS = nCV, m ln(p2/p1) + nCp,m ln(V2/V1)
C.
ΔS = nCV, m ln(T2/T1) + nRln(V2/V1)
D.
ΔS = nCp, m ln(T2/T1) + nRln(p1/p2)
【单选题】物质的量为n的理想气体从T1,P1,V1变化到T2,P2,V2，下列哪个公式是错误的(设Cv,m为常数)
A.
ΔS=nCp,mln(T2/T1 )+nRln(p2/p1)
B.
ΔS=nCp,mln(T2/T1)+nRln(p1/p2)
C.
ΔS=nCV,mln(T2/T1)+nRln(V2/V1)
D.
ΔS=nCV,mln(p2/p1)+nRln(V2/V1)
【简答题】The
man should dial __________, extension 205 for further information about the sports
meet.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
