CT对胃癌的诊断价值,哪项不正确()
A.发现癌肿胃壁外侵犯
B.观察胃壁增厚的程度
C.常用于明确胃癌的诊断
D.显示肝转移和肿大淋巴结
E.术后复查确定复发征象
参考答案:C
Misunderstandings_______ from short of communication, unless______ properly, may lead to serious problems.
A.arisen; handling
B.arising; handled
C.rising; handled
D.risen; handling
发电机内气压较低或密封油系统停运时,氢侧油箱为何会满油?