下面哪些工程适应于大模板施工()
A.现浇框架结构
B.现浇剪力墙板结构
C.内浇外挂墙板结构
D.内浇外砌墙板结构
参考答案:B, C, D
Xu Beihong is most known ________ drawing horses________an artist.
A.for;as
B.as;for
C.to;for
D.to;as
甲烷是一种高效清洁的新能源,0.25 mol CH4完全燃烧生成液态水时放出222.5 kJ热量,则下列热化学方程式中正确的是( )
A.2CH4(g)+4O2(g)2CO2(g)+4H2O(l) ΔH="+890" kJ·mol-1
B.CH4(g)+2O2(g)CO2(g)+2H2O(l) ΔH="+890" kJ·mol-1
C.CH4(g)+2O2(g)CO2(g)+2H2O(l) ΔH="-890" kJ·mol-1
D.2CH4(g)+4O2(g)2CO2(g)+4H2O(l) ΔH="-890" kJ·mol-1