砖瓦工业是极为重要的传统工业。伴随着建筑物日益增长的需要,砖瓦已成为抢手俏货。但在平原地区,砖瓦生产一方面方兴未艾,一方面却面临危机——泥土来源日趋枯竭。每产一万块标准砖,需挖土0.025亩。以江苏 The brick and tile industry is an extremely important traditional industry. With the ever-increasing demand for buildings, bricks and tiles have become hot sellers. However, in the plain area, brick and tile production is on the one hand booming. On the other hand, it is facing a crisis - the source of the earth is becoming increasingly depleted. For every 10,000 standard bricks produced, 0.025 mu of earth should be excavated. Jiangsu