Its main content includes: to deal adequately with the dialectical relations among guerrilla war, campaign and positional warfare; to set up the anti-Japanese guerrilla groups; to start the whole nation s anti-Japanese war; to emphasize the intelligence work to know the enemy and yourself; to use accurately the tactics of anti-Japanese guerrilla war to make the weak defe.

Taking defence against ship formation as background,this paper discusses the tactical reasons,technical conditions and possibility for developing long-range torpedo,and puts forward the concept of submarine group attacking and guidance way by using leading torpedo.

Research on the Statistical Hitting Set Attack and Countermeasure in Mix System;