【单选题】某企业2018年年末敏感资产总额为6000万元,敏感负债总额为3000万元,该企业预计2019年度的销售额比2018年度增加15%,预计2019年度留存收益的增加额为100万元,则该企业2019 年度应追加资金量为( )万元
【简答题】用555定时器及电阻R1、R2和电容C构成一个多谐振荡器电路。画出电路,并写出脉冲周期T的计算公式。
【单选题】某企业2018年年末的流动资产为360 000元,长期资产为4808000元,流动负债为205 000元,长期负债780000元,则2018年年末的资产负债率为( )
【单选题】Passage 3 Question 22 to 25 are based on the passage you have just heard. question 22.mp3:
A.
She invested in stocks and shares on Wall Street.
B.
She learned to write for financial newspapers.
C.
She developed a strong interest in finance.
D.
She tenderly looked after her sick mother.
【简答题】试简述激光晶体、非线性光学晶体、闪烁晶体的相关物理效应基础,这些功能晶体材料在光电子技术领域有哪些主要应用?
【简答题】You will now listen to part of a lecture. You will then be asked a question about it. After you hear the question, you will have 20 seconds to prepare your response and 60 seconds to speak. Now play t...
【简答题】激光的物理学效应有( )、( )、( )。