锅炉上的压力表经常测量的压力属于()。
A.表压
B.平均压力
C.绝对压力
D.大气压
参考答案:A
There is a big garden in the neighborhood, _______ actually has become a good place for people to meet and communicate.
A.where
B.in which
C.that
D.which
细胞脱水特别是脑细胞脱水时,应采用哪种液体治疗()。
A.等渗盐水
B.高渗盐水
C.5%葡萄糖液
D.5%碳酸氢钠液
E.2:1溶液