心血池动态显像和心室功能测定对冠心病心肌缺血的诊断有较高的临床价值。
参考答案：错
I’ll take you to a shopping center nearby_____you may buy all_____you need.
A．that; that
B．which; that
C．where; which
D．in which; 不填
论述悬臂胶带机胶带边缘磨损的原因是什么？遇到此问题该如何处理？
