• 1. ball clay: 块状粘土 | 球粘土 | 球土 | 黏土
• 2. washed ball clay: 球土
• 3. Raw ball clay: 粉主要化学成份

更多释义

• 1.Ball clay in Jilin province is one of the earliest recognized and discovered Neogene Period ball clay in China.
  吉林球黏土是我国最早甄别和发现的第三纪球黏土。
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• 2.Baoren ball clay in Jilin is comprised of inordinate kaolinite , a small quantity of quartz and some other clay minerals;
  吉林宝仁球粘土由无序高岭石及少量的石英和其它粘土类矿物组成；
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• 3.S. A. Resarches in recent years reveal that a lot of ball clay mineral resources occur in China and ball clay is exported from China.
  近年来经过我们专题研究，甄别和发现了大量的球黏土矿区还有深加工产品，改进口为出口。
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