确定中国工农红军建党建军原则的会议是()
A.古城会议
B.“八七”会议
C.宁都会议
D.古田会议
参考答案:D
可水解马拉硫磷的酶是()
A.环氧化物水化酶
B.羧基肽酶
C.氨基肽酶
D.羧酸酯酶
E.芳香酯酶
A query is used to search through the database to locate a particular record or records, which conform to specified (75) .
A.criteria
B.standards
C.methods
D.conditions