对抗方案

In the paper,a multimedia semi-physical simulation system for ship against ship training is introduced.

研究了舰艇对抗多媒体半实物仿真系统的构建方案，阐述了该系统的硬件设计和软件设计思路。

Therefore, how to enhance the transportation performance of the system is closely related to the scheme adopted for countermining the channel multi-path effect.

因此，如何提高系统的传输性能和采用何种方案对抗信道的多径效应是很有关系的。

PAGKA involves members'long-term keys and session randoms in the group key to provide resistance to known-key attacks and man-in-the-middle attacks.

该方案通过引入群公钥证书并在群密钥中结合群和成员的长期密钥和临时密钥，提供了隐含密钥认证以有效地对抗中间人攻击。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。