溢流阀的基本功能有()。
A、调压
B、稳压
C、限压
参考答案:A, B, C
—____________ Jill ______________ on the phone again?
—Yes. He often _____________ on the phone for an hour.
A.Does; talk; talks
B.Is; talking; talks
C.Is; talking; is talking
D.Does; talk; talking
某病人因肺结核咯大量血,查体BP 10.6/6.6kPa,心率128次/分,神志恍惚、四肢厥冷、少尿。何故
A.神经衰弱B.尿毒症C.重度出血D.心力衰竭E.窦性心动过速