【简答题】A.It's far from the academic buildings. B.No buses go there. C.It's older than the other dormitories. D.There are few first-year students living there.
【单选题】夏天,室外气温34℃,相对湿度为80%,大气压力100kPa。室内要求气温25℃,相对湿度50%。假如一空调装置的供气量为50kg/min,则其中干空气的质量流量ma为()kg/min。(已知湿空气在不同温度下的饱和蒸汽压:34℃—5.495kPa;25℃—3.182kPa)
【单选题】we had to walk home.
A.
There ere no boxed in the streets
B.
Being no buses on the streets
D.
There being no buses in the streets.
【单选题】在CSS样式中,共有4种常用的选择器类别,下列属于HTML标签选择器的是
【单选题】There are no buses, you’ll have to walk.
【单选题】重型腹泻患儿,呕吐较频繁,腹胀明显,需要禁食,一般不应超过()