未被认购并且承销商未予包销的股份，根据中国证监会的有关规定即时在可配股份总数中予以扣除，不予登记。( )
参考答案：对
轮迹横向分布系数
The presentation layer is concerned with the （）and semantics of the information exchanged between two systems. The processes in two systems are usually exchanging information in the form of character （）, numbers, and so on. The information should be changed to bit （） before being transmitted. Because different computers use different encoding systems, the presentation layer is responsible for （） between these different encoding methods. The presentation layer at the sender changes the information from its sender-dependent format into a common format. The presentation layer at the receiving machine changes the common format into its （） -dependent format.
The presentation layer is concerned with the （）and semantics of the information exchanged between two systems.
A．frequency
B．syntax
C．dialog
D．format
