题目内容

氮的原子量为14,那么14g氮气中含有()个氮原子。

A. 6.02*1023
B. 3.01*1023
C. 6.02*1024
D. 3.01*1024

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在上楼梯时,鼓励孩子的身体直立,最好的方法是()。

A. 你站在他面前,让他看着你
B. 你站在他身后,鼓励他身体向后
C. 在楼梯上方放上他感兴趣的玩具
D. 在每一个台阶上都放上他感兴趣的玩具

Proper lubrication of the main bearing is more easily obtained in a single acting four-stroke/cycle diesel engine than in a single acting two-stroke/cycle diesel engine because ()

A. bearing pressure in a four-stroke\cycle acting single diesel engine is continually reversed
B. bearing pressure in a two-stroke\cycle single acting diesel engine is continually reversed
C. the maximum bearing pressure is higher in a single acting two-stroke/cycle diesel engine
D. two-stoke/cycle diesel engines require more complicated lubrication piping

在对财务报表进行分析后,确定资产负债表的重要性水平为200万元,利澜表的重要性水平为100万元,则注册会计师应确定的财务报表层次的熏要性水平为()。

A. 300万元
B. 200万元
C. 150万元
D. 100万元

国土在海面下最多的国家地区是哪个国家?

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