Having lived in China for a long time, John could fully understand the cultural shocks experienced by his Chinese students. Which of the following traits does John have in this instance?
B型血( )
红细胞膜上含A凝集原、血清中含抗A凝集素
红细胞膜上含B凝集原、血清中含抗B凝集素
红细胞膜上含A凝集原、血清中含抗B凝集素
红细胞膜上含B凝集原、血清中含抗A凝集素
红细胞膜上同时含有A和B两种凝集原,血清中无凝集素
Having lived in China for a long time, John could fully understand the cultural shocks experienced by his Chinese students. Which of the following traits does John have in this instance?
在远期外汇综合协议的规范术语中,合约汇差(CS:ContractSpread)是指( )。
根据《证券市场禁入规定》,证券市场禁入措施不包括( )。
利用股指期货进行期现套利,正向套利操作是指( )。