This book is the third volume of the proceedings of the 4th GeoShanghai International Conference that was held on May 27 - 30, 2018. This volume, entitled "Rock Mechanics and Rock Engineering" , covers the recent advances and technologies in rock mechanics and rock engineering. These papers are grouped in three categories: (1) Theoretical and numerical study of rock behaviours, (2) Experimental study of rock behaviours, and (3) Applications of rock mechanics and case studies. This volume presents the state-of-the-art theories, methodologies and findings in the related areas. The book may benefit researchers and scientists from the academic fields of rock mechanics and rock engineering, geotechnical engineering, geoenvironmental engineering, transportation engineering, geology, mining and energy, as well as practical engineers from the industry. Each of the papers included in this book received at least two positive peer reviews. The editors would like to express their sincerest appreciation to all of the anonymous reviewers all over the world, for their diligent work.

This book is the third volume of the proceedings of the 4th GeoShanghai International Conference that was held on May 27 - 30, 2018. This volume, entitled "Rock Mechanics and Rock Engineering" , covers the recent advances and technologies in rock mechanics and rock engineering. These papers are grouped in three categories: (1) Theoretical and numerical study of rock behaviours, (2) Experimental study of rock behaviours, and (3) Applications of rock mechanics and case studies. This volume presents the state-of-the-art theories, methodologies and findings in the related areas. The book may benefit researchers and scientists from the academic fields of rock mechanics and rock engineering, geotechnical engineering, geoenvironmental engineering, transportation engineering, geology, mining and energy, as well as practical engineers from the industry. Each of the papers included in this book received at least two positive peer reviews. The editors would like to express their sincerest appreciation to all of the anonymous reviewers all over the world, for their diligent work.

Tai Chi Sword is a weaponry form of Tai Chi practice, in which the sword is viewed as an extension of body. With the balance of body and sword, you will achieve a greater level of Tai Chi spirit, integrating your body movements with the sword and moving your energy through the weapon in a smooth and graceful way. Tai Chi sword preserves the same principles of Tai Chi Chuan. Via its fundamental weapon movements (lashing, carrying, raising, blocking, striking, piercing, pointing, felling, stirring, pressing, chopping, intercepting, and clearing), Tai Chi Sword forms a supreme form of martial art for average people to improve mental and physical awareness and fitness. The 32 Simplified Forms explained in this book is the first lesson for Tai Chi Sword and can be practiced by anyone over 13 years old. Ancient in its origin and deep in spiritual roots, Tai Chi Sword is "moving meditation" for many who practice it and will continue to bring harmony and health to mankind.

Tai Chi Chuan is a form of graceful and slow exercise. It is Chinese and old but still extremely popular. This is because people who practice it benefit from it greatly. Tai Chi brings tranquility and relaxation to the mind, nervous system, and the entire body; and consequently balances off the stress from today's busy life. The great health benefit from Tai Chi and its soft nature makes it the universal form of workout for people of all ages, strong or weak. The Simplified 24 Forms described in this book is a good starting point for learning this great art of exercise -- a tranquil, comfortable, and graceful way of keeping healthy and fit.