Noun explanation: What is vortex pattern? Vortex, ripple, ripple

Vortex pattern: a kind of water pattern, which shows the vortex produced by water flow, also called vortex pattern. See "waterline". Water ripple: See "Water ripple". Water ripple: one of the traditional patterns of ceramic decoration, which imitates the shape of water flow and is collectively called water ripple, wave ripple or wave ripple. Specially representing the waves, it is customarily called sea pattern or sea pattern. Deliberately expressing the vortex of water is customarily called vortex pattern or vortex pattern. The expression techniques of water lines mainly include scribing, painting, tapping printing, horizontal printing and so on. It first appeared in the early Neolithic period, and carved water ripples appeared in Hemudu cultural pottery in Yuyao, Zhejiang Province. In the middle and late Neolithic Age, water ripples were widely used. The water ripple painted on the painted pottery of Majiayao culture is a masterpiece of water ripple in primitive times. Black is simple and lively, with beautiful and smooth lines and rich artistic composition. Later Qijia culture, Kayue culture and Xindian culture inherited the tradition of water ripple decoration. Grey pottery and embossed hard pottery in Shang and Zhou Dynasties also had water ripple decoration. On painted pottery and primitive celadon in the Warring States, Qin and Han Dynasties, water ripples became the main decoration. Water ripples are still popular on celadon in the Eastern Han Dynasty, the Three Kingdoms and the Western Jin Dynasty. During the Eastern Jin Dynasty and the Southern and Northern Dynasties, water ripples were not used. Since the Sui Dynasty, water ripples appeared as the edge decoration of ceramics. In the Song, Yuan, Ming and Qing Dynasties, water ripples rose in large numbers. There are patterns as the theme, such as the brown sea pattern on white background on Jizhou kiln porcelain in Song Dynasty. More generally, it is combined with other patterns to form new patterns, such as the falling water pattern of Ding kiln and Yaozhou kiln in Song Dynasty and the fish pattern swimming in the sea, which is very interesting. Water ripples are common in Ming and Qing porcelain, such as Xuande blue and white sea-patterned incense burner. The waves are one after another, and the momentum is amazing.