大型机械化作业或断面较小的稳定围岩中施工时,宜采用()开挖。
A.台阶法
B.全断面
C.中隔壁法
参考答案:B
已知集合A,B均为集合U={1,3,5,7,9}的子集,若A∩B={1,3},(CUA)IB={5},则集合B=( )
A.{1,3}
B.{3,5}
C.{1,5}
D.{1,3,5}
The nurse is assessing a postcraniotomy client and finds the urine output from a catheter is 1,500 mL for the 1st hour and the same for the 2nd hour. The nurse should suspect()
A. Cushing’s syndrome.
B. diabetes mellitus.
C. adrenal crisis.
D. diabetes insipidus.