并发空气栓塞的肝破裂,提示()。
A.门静脉裂伤
B.肝短静脉撕裂
C.主肝静脉或肝后段下腔静脉破裂
D.合并中空脏器破裂
E.合并气胸
参考答案:C
孔径是土工织物水力学特性的一项重要指标。( )
I found the book I ()I ()in the teachers' room! What a happy afternoon!
A. think; have found
B. thought; had lost
C. saw ; put
D. thought ; had taken