列举我国“三位一体”的战略核力量的基本构成部分。
地地战略导弹部队、海军潜地战略导弹部队、空军战略轰炸机部队
A company has debt equal to $ 35 million and total assets of $105 million. This company makes a commitment to acquire raw materials over the next three years by making annual purchases of $ 5 million which have a present value of $12 million. For purposes of analysis, the best estimate of the debt-to-equity ratio after the appropriate analyst adjustment of the balance sheet is :
A．
B．
C．
焦油馏分的加工主要包括哪些内容？
