中暑按发病机制分为（）。 A.热射病，热痉挛和热衰竭 B.轻症中_爱下问搜题

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问题单项选择题

中暑按发病机制分为（）。

A.热射病，热痉挛和热衰竭

B.轻症中暑，重症中暑

C.热适应，热射病和热衰竭

D.热适应，热痉挛和热衰竭

E.热辐射，热痉挛和热衰竭

答案

参考答案：A

选择题

A teacher is _____ to be patient and not to lose his temper whatever mistakes his students make.

a. supposed b. meant c. claimed d. suggested

问答题简答题

怎样解释电阻和电阻率？