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问题 填空题

采取风险代理清收方式时，受托中介机构的筛选及确定由（）审批。

答案

参考答案：地区首席信用风险官

选择题
The computers made by our company sell best, but several years ago no one could have imagined the role in  the markets that they _____.
A. were playing
B. were to play
C. have played
D. played
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单项选择题

金瓷结合中，不受金瓷热膨胀系数影响的因素是

A．材料本身质量不稳定

B．烤结温度、升温速率和烤结次数变化

C．金瓷结合面除气预氧化不正确

D．瓷粉调和或堆瓷时污染

E．合金和瓷材料本身热膨胀系数匹配不合理
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