下列哪项不是胃溃疡恶变的X线表现:() ["龛影口部一个指压迹征","纠集黏膜呈杵状或中断","龛影口部呈钝角状或呈双重阴影","小段环堤","龛影变浅"]
()血刀老祖从何人的手里将命悬一系的狄云救下? ["水笙","汪啸风","刘乘风","陆天抒"]
()公人以为奸杀谁的两位小姐的淫贼是狄云? ["张状元","李举人","刘进士","胡秀才"]
()血刀门的衣服上绣着的短刀头有多少点鲜血? ["一","二","三","一摊"]
下列哪一种检查方法对肝血管瘤的诊断最敏感、最具特征性:() ["常规腹部平片","B超","CT","肝动脉或腹腔动脉造影","MRI"]
当一台水泵的转速从n1增加到n2,若n2=1.2n1,求水泵的轴功率是原来的几倍?