British Glass is calling for seminar presentations, based on practical examples of large manufacturing businesses securing funding for improvement in energy efficiency and carbon reduction, for a one-day glass industry event in November 2017. In geometry, the rigid motion is described as A mapping of the plane to its own and the distance between A and B is the same as that of A'=M(A),B'=M (B). Style is the unique content and form of by art unifies, as creation main body of the artist's personality characteristics and the work of the historical conditions of theme, genre and society and times, determine the objective characteristics of unity. The formation of style has its main, objective reason. Subjectively, artist because of their respective life experience, ideology, artistic, emotional tendency, the different personality characteristics, aesthetic ideal, is bound to be consciously or unconsciously in the artistic creation form is different from other artist's relative stability and obvious characteristics of a variety of creative personality. Artistic style is the natural expression and concrete expression of creative individuality. French writer g. - L.L DE buffon has a famous saying: "style is the man", Hegel made a step further to play: "the style here generally refers to the individual artist in expression and tone twists and turns, etc fully shows the features of his personality." Liu xie said: "...... Only the yong jun, the qi has the soft, the study has the shallow depth, the study has the elegant zheng, and the affection of the qi, the pottery dye coagulation, is the pen area cloud shift, the literary court boobs." It is also a subjective condition that leads to different artistic styles. Extreme sports itself has its broad and narrow sense. Some of the more challenging non-Olympic sporting events in the world can be called extreme sports such as bungee jumping, rock climbing, cliff diving and more. However, a single narrow extreme sports refers to the formation of the project contains a variety of large x games, such as extreme motorcycles, roller skating, etc., as these extreme sports in the system after a long period of limited, organized, rules Perfect, game-savvy, so many projects are focused on large-scale comprehensive sports competitions such as BMX racing has become the Olympic sports, ski U pool and the official competition. So these limits are simply two kinds of background, one is evolved from a forming movement, such as the limit motorcycle is separated by a motocross, extreme skiing is the result of ordinary ski evolved, and so on. G and so on. The limitations of international competition are numerous, but the most notable is the annual EXPN Restricted Contest held every summer and winter, with subtle changes every year in the entries, the perfection of rules for some organizations and emerging projects being constantly absorbed, some of which are already very common, Strong mass base project is worth it, such as online skating is not an EXPN project is the truth