In Chinese painting, figure painting method eighteen strokes specific worth are what?

Eighteen depictions of techniques (18) a. Gao Gu Yusi depictions: one of the oldest brush strokes, commonly seen in Gu Kaizhi's paintings. The lines do not change much, are fine and even, and are mostly rounded curves. The staccato strokes are in the form of small rounded heads.　Second, the string depiction: slightly thicker than the Gao Gu Yusi depiction, mostly straight lines. There is the flavor of writing, the line with a trembling brush stroke, the line in the changes in the stop and go, mostly straight line feeling.　Third, the iron line depicts: compared to the string depicts and thicker, but the pen square hard, is one of the most common depictions. Turning prescription hard and powerful, straight line hard fold, like iron wire to bend the form. The brush is centered, and the pause is also rounded.　Fourth, mixed depiction: basically is a kind of painting method. First with thick ink chapped clothes, ink is not dry, between the thick ink, say "thick break light" ink changes.　Fifth, Cao Yi depicted: that is, Cao Yi out of the water depicted the abbreviation. Cao Zhongda, a painter from the Western region, painted the Buddha with sagging and dense clothing patterns, which were as close to the body as water, so it is called "Cao clothes out of the water". Influenced by the Indian art of Kendra, the pen is thin and drooping, into a circular arc, and seeks to change the sparse and dense arrangement between the lines.　Sixth, nail head rat tail description: Ren Bonian most commonly used line drawing method. The head of the leaf is big, and when it is big due to the turn of the pen, the line of the pen square folds more, turn the pen when the line is thickened as the orchid leaf draws, the closing pen is sharp and fine.　Seven, peg head nail depiction: bald pen line drawing, is a kind of writing style, Ma Yuan, Xia Gui more used. The head is large and square, with a side stroke into the pen, with the meaning of "axe-chopping". The lines are thick and strong.　Eight, horse locust description: horse and the use of it. Similar to the orchid leaf tracing, big head, the line is soft and twisted, but very powerful.　Nine, folding reed stroke: thick brush, and the turn is mostly right-angled, folding pen when the head of the square and large, the line is mostly straight, is a kind of line drawing method of the painting. Liang Kai "six ancestors split bamboo figure" used.　Ten, olive depiction: the head is as big as an olive, Yan Hui and others in the Yuan Dynasty used, the line is a little thin, but the thickness of the change is also big.　XI. Zaoji depiction: the head is like the shape of a Zaoji, and there are also Zaoji-like changes in the line strokes.　Twelve, willow leaf strokes: the strokes are thin at both ends and thick in the middle. There is no orchid leaf stroke in the eighteen strokes. Willow leaf depiction and bamboo leaf depiction is similar, are virtual into the virtual out of the penmanship. Wu Daozi used it.　Thirteen, bamboo leaf strokes: similar to the willow leaf strokes, is also thick in the middle and thin at both ends.　Fourteen, war brush waterline stroke: such as landscape painting waterline painting method. It expresses the thin and pleated clothing pattern. Tang Yin of the Ming Dynasty used it for his paintings of ladies.　Fifteen, reduced strokes: refers to the Ma Yuan, Liang Kai, etc. for the capitalization of the brush. The brush is thick, one stroke, and there is a change in ink color in one stroke. Most of them only draw an outer outline, and the brush is concise to the extreme.　Sixteen, withered firewood stroke: ink painting brushwork. Thick brush, less water, similar to chapping. Often use the pen against the front lying horizontally.　Seventeen, earthworm strokes: uniform thickness, many twists and turns and soft. The brushwork of seal script is rounded and powerful.　Eighteen, traveling clouds and flowing water strokes: the expression of soft and curved clothing lines.　The various strokes mentioned above are all named according to the shape of their strokes, based on the program of clothing folds in the figure paintings of various schools through the ages. The Mustard Seed Garden Records of Painting has a demonstration draft