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【单选题】
求出判别函数后,还需要计算出判别限(或称判别临界值Yc),若类别A均值大于类别B的均值,如果计算出判别函数值Y大于判别限yc,则
A.
A类
B.
D类
C.
B类
D.
C类
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皮皮学刷刷变学霸
举一反三
【单选题】支气管哮喘诊断的主要依据是
A.
PaO 2 和 SaO 2 降低, PaCO 2 升高
B.
血液中嗜酸粒细胞增多
C.
胸透有横膈下降和透亮度增加
D.
有反复发作史,呼气性呼吸困难和两肺广泛哮鸣音
E.
肺功能检测有阻塞性通气障碍
【单选题】People in Greece don't always try to give directions,do they?
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Yes, they do.
B.
No, they don't.
C.
Yes, they don't .
D.
No,they do.
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【单选题】支气管哮喘诊断的主要依据是
A.
有阻塞性通气功能障碍
B.
反复发作的呼吸困难伴有哮鸣音
C.
血嗜酸性粒细胞增高
D.
胸部X线检查示过度充气征
E.
血清特异性gE升高
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A.
nowhere
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however
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instead
【单选题】支气管哮喘诊断的主要依据是
A.
PaO2和SaO2降低
B.
PaCO2升高
C.
血液中嗜酸粒细胞增多
D.
胸透有横膈下降和透亮度增加
E.
有反复发作史
F.
呼气性呼吸困难和两肺广泛哮鸣音
G.
肺功能检测有阻塞性通气障碍
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【单选题】支气管哮喘诊断的主要依据是
A.
PaQ和SaO2降低,PaCO2升高
B.
血液中嗜酿粒细胞增多
C.
有反复发作史,呼气性呼吸困难和两肺广泛哮鸣音
D.
肺功能检测有限塞性通气障碍
【单选题】支气管哮喘诊断的主要依据是
A.
有阻塞性通气功能障碍
B.
反复发作的呼吸困难伴有哮鸣音
C.
血嗜酸性粒细胞增高
D.
胸部X线检查示过度充气征
E.
血清特异性IgE升高
【单选题】People in Greece don't aways try to give directions, do they?
A.
Yes, they do
B.
No,they don't
C.
Yes, they don't
D.
No, they do
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