文本 - 南京中医药大学图书馆
文本 - 南京中医药大学图书馆
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(4) 必要时应向上下位类词扩检<br />
• polyester(2842) 聚酯<br />
– pbt(57) 聚对苯二甲酸丁二酯<br />
– polycarbonate(594) 聚碳酸酯<br />
– polyarylate(17) 聚芳酯<br />
– …
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