一般风温每提高100℃,使理论燃烧温度升高()。
参考答案:80℃
已知全集U={1,2,3,4,5,6,7,8,9,10},集合A={1,3,5,8,9},B={2,5,6,8,10},
(1)求A∪B,(CUA)∩(CUB);
(2)若定义集合的“差”:A-B={x|x∈A,且x∉B},求集合A-B.
Which of the following cell types is present in the gastric glands of the pyloric stomach
A.Goblet cells
B.Mucous neck cells
C.Paneth cells
D.Basal cells
E.Chief cells