题目内容

凸轮机构按( )运动时,会产生刚性冲击。

A. 等加速等减速运动规律
B. 简谐运动规律
C. 等速运动规律
D. 正弦运动规律

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采用偏置凸轮机构可以减小压力角。

A. 对
B. 错

If current liabilities are less than current assets, the result of using cash to pay a short-term loan in the final is ( ).

A. liquidity ratio unchanged
B. lower short-term debt paying ability
C. lower current ratio
D. liquidity ratio increased

An enterprise averagge total current assets of 2 million yuan in 2010, the average recrivables balance in RMB 400000. If the current assets turnover for four times, the accounts receivable turnover is ( ).

A. 30
B. 50
C. 20
D. 25

The following statement about operation ability analysis,error is ().

A. to calculate the accounts receivable turnover ratio index, sales data in the income statement is used operating income
B. inventory turnover index reflects the inventory turnover situation of every link of enterprise operation and manafement level.
C. fixed asset turnover high, explain enterprise fixed assets investment is proper, reasonable structure, high effeciency
D. when calculating the total asset turnover molecular denominator in time should be consistent

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