这个词是什么意思？
A polymer obtained by reacting polyacrylic acid with a special anion-leachable glass (alumino-silicate). The resulting cement is more durable and tougher than others in that the materials comprising the polymer backbone do not leach out.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D005899 · MeSH 2026。
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