I remember that day in the military base when we were asked to head for an auditorium to attend a meeting and a presentation for some new tactics briefing.

我记得在军事基地的那一天，我们被要求去礼堂加入会议，听取一些新战术的简报。

youdao

Although Wu Zi, compared with Military Science of Sun Tzu, has no obvious breakthrough in the exploration of the law of war, but has made new exploration in the principles of concrete tactics.

《吴子》较之《孙子兵法》，尽管在战争规律的探索上没有明显突破，但在具体战术原则上，则有新的阐发。

youdao

The government also plans a new Defence Cyber Operations Group - which will include a unit at GCHQ which will develop "new tactics, techniques and plans to deliver military effects, including enhanced security, through operations in cyberspace".

BBC: GCHQ to help firms combat cybercrime