沥青混合料的组成结构有哪些？
参考答案：
1、悬浮-密实结构
2、骨架-空隙结构
3、密实-骨架结构
Which of the following statements concerning asset-backed securities (ABSs) is FALSE（）
A. The asset-backed pool may be overcollateralized to provide a credit enhancement.
B. The assets are typically placed in a special purpose vehicle to shield them from the firm’s creditors.
C. ABSs typically have lower debt ratings than the firm’s other borrowings.
处在500km左右列检安全保证区段内的一级列检作业场的中转作业方式是如何规定的？
