短語詞組短語a high polymerization degree 高聚合度ultra low polymerization degree 超低聚合度polymerization degree of eo eo 聚合度high polymerization degree app 高聚合度聚磷酸銨low polymerization degree paraformaldehyde 低聚合度多聚甲醛Equations of polymerization degree 聚合度公式high polymerization degree polyvinylchloride 高聚合度聚氯乙烯superhigh polymerization degree 特高聚合度High polymerization degree PVC 高聚合度聚氯乙烯 返回 polymerization degree