By static anti-scaling method, through scale inhibition capacity test of CaCO3, the result show that PAA has good inhibitive effect on CaCO3.

• 通过聚丙烯酸(PAA)对碳酸钙垢的静态阻垢法阻垢实验，结果表明：聚丙烯酸有良好的阻碳酸钙垢效果。