事务具有（）等特性。
A.原子性
B.一致性
C.隔离性
D.持续性
E.操作性
参考答案：A, B, C, D
In the foreign trade business, the trade terms CIP is the abbreviation for ______.
A. Cost, Insurance and Freight B. Cost and InsuranceC. Carriage and Insurance Paid to D. Carriage Paid to
普通型洒水喷头其洒水公布呈球形状，向上向下喷洒的水量各占喷头流量的纸50%。（）
