“枣核”是个多义词，它可以指枣核（萧乾创作文章）, 枣核（鼠李科植物枣果核）。
乙醇提取及超声波辅助提取是提取冬枣核类黄酮的理想方法。
The ethanol extraction and ultrasonic wave-assisted extraction are good methods for the extraction of flavonoids from jujube stone.
动身访美之前，一位旧时同窗写来封航空信，再三托付我为他带几颗生枣核。
Before I set out for the US, a former schoolmate of mine wrote me by airmail, asking me in all earnest to bring him some raw date stones.
表面碳势为1.1%C的渗碳硬化层内，临近外表面部位的枣核马氏体中会出现显微裂纹。
When carburized under high carbon potential (1. 1% C), microcracks tend to appear on the martensitic matrix near the outer surface of the layer.
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