计算机病毒不会通过()进行传播。
A、软盘
B、电子邮件
C、显示器
D、光盘
参考答案:C
下列离子方程式正确的是
A.H2SO4与Ba(OH)2溶液反应:Ba2++OH-+H++SO42-=BaSO4↓+H2O
B.Ca(HCO3)2+与过量Ca(OH)2溶液反应:Ca2++HCO3-+2OH-=CaCO3↓+CO32-+2H2O
C.NaCO3溶液中通入过量CO2:CO32-+CO2+H2O=2HCO3-
D.CH3COOH溶液与NaOH溶液反应:H++OH-=H2O
The correct set of cash flow treatments as they relate to interest and dividends received according to U. S. generally accepted accounting principles (GAAP) and International Accounting Standards (IAS) GAAP is : U.S. GAAPIAS GAAP()①A. CFI CFO ②B. CFO CFI ③C. CFO CFI or CFO
A. ①
B. ②
C. ③