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问题 单项选择题

下列哪项不是休克早期的临床表现（）

A.精神紧张烦躁

B.面色苍白，手足湿冷

C.心率加快

D.脉压缩小

E.少尿

答案

参考答案：E

单项选择题

对于图5-113所示各点应力状态，属于单向应力状态的是（）。

A.a点

B.b点

C.c点

D.d点
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单项选择题

A company sold its receivables but retains the risk associated with bad debts. When reviewing this company, a financial analyst would adjust the company’ s debt-to-equity ratio and its accounts receivable turnover ratio: Debt-to-equity Receivables turnover（）①A. Upward Upward ②B.Downward Upward ③C.Upward Downward

A. ①

B. ②

C. ③
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