心浊音界变小，甚至叩不出见于（） A.肺实变 B.胸腔积液 C.肺_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

心浊音界变小，甚至叩不出见于（）

A.肺实变

B.胸腔积液

C.肺气肿

D.心包积液

E.腹腔积液

答案

参考答案：C

选择题

—I went to the park yesterday morning.
— _______. But we didn't see you.

A. So did we
B. So we did
C. Neither were we
D. Neither we were.

判断题

采煤机工作面的风速最高不得超过5米/秒。