【单选题】在工作台自动往返控制线路中,限制工作台位置的电气元件是( )
【单选题】患者,男性,52岁。有消化性溃疡病史10余年,有多次出血史。本次出血后出现神志恍惚、四肢厥冷,无尿。查体:血压80/60mmHg,心率120次/分,脉搏细弱。提示出血量为
【单选题】患者男性,52岁,有消化性溃疡病史10余年,有多次出血史。本次出血后出现神志恍惚、四肢厥冷,无尿。查体:血压80/60mmHg。心率120次/分,脉搏细弱。提示出血量为
G.
患者男性,52岁,因上消化道出血使用三腔二囊管为其止血。压迫3天后出血停止,考虑拔管。此时需留管再观察的时间是
【单选题】患者男性,52岁。有消化性溃疡病史10余年,有多次出血史。本次出血后出现神志恍惚、四肢厥冷,无尿。查体:血压80/60mmHg,心率120次/分,脉搏细弱。Hb<70g/L。提示出血量
【简答题】What are the definitions of the sequential rule,the assimilation rule,and the deletion rule? 什么是序列规则?什么是同化规则?什么是省略规则?
【单选题】患者男性,52岁,有消化性溃疡病史10余年,有多次出血史。本次出血后出现神志恍惚、四肢厥冷,无尿。查体:血压80/60mmHg。心率120次/分,脉搏细弱。提示出血量为
【判断题】A morphological rule is a rule that introduces the morph or allomorphs that match the morpheme concerned.()
【判断题】混频器的作用是改变调幅波的载波频率为固定中频。( )
【单选题】The offside rule is ____________________.
A.
similar to the rule about "touchdown" in real soccer
B.
a rule that involves only two players
C.
very difficult to understand
D.
the only rule in soccer that people don't understand