缺血型心肌病是指()。
A.隐匿型冠心病
B.心绞痛型冠心病
C.心肌梗死型冠心病
D.心力衰竭和心律失常型冠心病
E.猝死型冠心病
参考答案:D
“How did the robber get in?” “______ an open window on the first floor.”
A.Past
B.From
C.Over
D.Through
水银气压表拔海高度低于15.0m的气象站(当低于海平面时为其绝对值,下同),用下列公式计算高度差订正值().
A.34.68×h/(f+273)
B.34.68×f/(h+273)
C.36.84×h/(f+273)
D.38.64×f/(h+273)