【单选题】男性,66岁。持续性呼吸困难l0小时,3个月前曾发生股骨颈骨折。发现高血压病10年。体检:T 36.5°C,B.P 90 /60mmHg,颈静脉充盈,P2亢进,心脏各瓣膜区未闻及杂音和心包摩擦音。心电图:电轴右偏,S1QmTIII。血清乳酸脱氢酶(LDH)增高,血清肌酸磷酸激酶同工酶(CK-MB)正常。该患者最可能的诊断是
【判断题】惯性除尘器是基于重力沉降室除尘的原理,通过增设结构、改变含尘气流流动方向设计的。
【单选题】What is mentioned as a direct reason people moved into the Great Plains in the 1880s?
A.
They want their own family farms.
B.
They need not feed their cattle there any more.
C.
They want to try their luck in the new land.
D.
They believe they are entitled to go anywhere.
【单选题】患者,男,60岁,10天前体检发现血压增高,5天前医院就诊,诊断为原发性高血压。患者有糖尿病病史,现要求降压治疗,根据患者病情最佳的降压药为