About Chuai Jiang (labor working on the last process of cotton cloth)in Suzhou in the Early and Middle Qing Dynasty;

The author makes a call to one step of sportswoman s preponderance against the feeble force side kicks leg movement force and time in Heilongjiang River province sports school.

Starting with the physiological aspect and biomechanical aspect, this article analyzes comprehensively the side kick techniques in martial art, points out the mistakes easily made in practice, and advances the teaching of side kick should cultivate the impression of entire act.

Study on the Teaching Utilization in the Competition on Side-kick in Sanda;

To master the rules of side-kick technology,so as to improve action quality,this paper carries on a biomechanical analysis on four China Men s sanda elites of their side-kick technology by using the method of documentary,investigation and three-dimensional video test.

As one key techniques in Sanda, side-kick holds an significant parts in Sanda match and ac- tual combating.

Tracks of kicking doors are marks produced in the surface of the door by suspects who kick doors by feet to destroy the lock or door to tear them or split the door from the frame.