2. Explain in detail:
China's Noriya is also called "water-to-pipe truck". A water-powered tool for water intake and irrigation, also called "water-turning drum car". According to historical records, the tube car was invented in Sui Dynasty, which is better than that in Tang Dynasty. It has a history of 1000 years.
Quyuan plough is a kind of portable short Quyuan plough, also known as Jiangdong plough. It first appeared in Dongjiang area in the late Tang Dynasty, and its appearance is a sign of the maturity of farming tools in China. Before the plow was widely used, it was the main farming tool.