polymethyl methacrylateAHD“+..-短语¹⁴⁴⁹⁷²⁺² 基本英英例句 聚甲基丙烯酸甲酯,有机玻璃 Noun: a transparent plastic used as a substitute for glass Thus, by removing the apparent cause of cement disease polymethyl methacrylate debris, the primary mechanism of failure of cemented implants might be eliminated. 通过祛除骨水泥病的明确病因聚乙烯颗粒,骨水泥假体早期失败的机制将被消除。 hdgkw