题目内容

一般给心梗病人做心电图时做()导联

A. 12
B. 18
C. 15
D. 9

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下面哪个可以反应房室传导

A. PR间期
B. P波
C. ST段
D. QT间期
E. QRS段

Dali State was destroyed by Emperor Kubla Khan in 1255. Since then, the capital of Yunnan Province moved from Dali to Kunming.

A. 对
B. 错

Cangshan Road, also called “Yang Ren Jie”, literally means foreigners’street. It is famous for its Chinese and western-style gardens.

A. 对
B. 错

The first course of Three-course Tea tastes bitter, but the second course is quite sweet. And the third course gives you a flavor of aftertaste.

A. 对
B. 错

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