二氧化硫吸收塔腐蚀内衬树脂应无针孔、裂纹、鼓泡和剥离,磨损厚度小于原厚度的()。
参考答案:2/3
已知集合A={1,3,5,7,9},B={0,3,6,9,12},则A∩CNB=[ ]
A.{1,5,7}
B.{3,5,7}
C.{1,3,9}
D.{1,2,3}
You’d better not shout at her. She’s only eight-month-old girl.
A.a
B.the
C.an
D./