Based on the theory of cohesion technology, this paper makes an indepth study on the tactics of physiological anatomy structure affecting human body
composition and active defense tactics. In this paper, 10 high-level table tennis
players’ videos are used to conduct empirical and diagnostic analysis of tactical cases,
aiming to explore the tactical rules of table tennis in the new era of 40 + in order
to provide reference for scientific training and competition of table tennis teams in
China. Conclusion: (1) whether it is a wide range or a small range of “press one side,
hit the other side” tactics, the tactician’s “first time” grasp ability, the tactical rhythm
is the key to make the opponent’s foot move in a wide range or hand to left and right
conversion in a small range and passive hitting, The physical phenomenon of “hand up
conversion” is an effective way to improve the tactical ability; (2) active defense tactics
also have cohesive effect, so it can also be regarded as a kind of cohesion technology.
However, active defense tactics have certain risks. Compared with passive attack, it has
the characteristics of stability, initiative and threat, which is not obvious and changes
from passive to active The tactical system of the developer.