Basing on discussing the means of communications countermeasures, this paper studies the submarine s communications reconnaissance and communications deception especially for retaining covert actions.

This shows in China,an emerging market,shareholding structure has significant impact on accounting conservatism,and conflict of interest between major shareholders and minority shareholders in China\'s listed companies has increasingly become prominent agency problem,whether in the state-controlled or non-state-controlled companies,major shareholders control has " Entrenchment Effects.

Content of mountain flood prevention preparation plan;

Practice of mountain flood prevention in Changqingxi Watershed in Fujian Province;

Establishment of mountain flood prevention warning and monitoring system in Loudi City;

Psychological warfare in modern age: more attention to be paid to defense and application;

Anti-ballistic missile defense radar and ballistic missile penetration;

Information-obtained systems of ballistic missile defense;