下述哪些是增殖型肠结核的X线征象()
A.多发于回盲部
B.肠管狭窄、变形明显
C.多出现“跳跃”征
D.可合并不全性肠梗阻
E.盲肠短缩
参考答案:A, B, D, E
促进剂NA-22与()并用,可改善耐焦烧性能。
单项选择
—
—He's a reporter. [ ]
A. What does he do?
B. What is his job?
C. What is he?
D. all above