栈通常采用的两种存储结构是线性存储结构和______结构。
参考答案:链表存储
There were _____ victims in the war. [ ]
A. two thousands
B. thousands of
C. two thousand of
D. two thousands of
下列有关腹腔镜检查患者的并发症,应除外()
A.腹膜外气肿
B.气栓
C.感染
D.膈肌脓肿
E.误伤腹腔脏器