CT对于肝脏钝性外伤的检查目的,下列哪项说法错误()
A.发现有无撕裂和出血
B.确定损伤程度并分级
C.提供手术或保守治疗的依据
D.观察治疗的动态变化
E.确定破裂血管
参考答案:E
The professor can hardly find sufficient grounds ______ his argument in favour of the new theory.
A.which to base on
B.on which to base
C.to base on which
D.which to be based on
增压型发动机与非增压型发动机相比,功率可提高()。
A、20%~30%
B、30%~40%
C、10%~20%
D、50%~60%