目的：分析细叶黑三棱挥发油的化学成分。
Objective:To analyze the chemical compositions of volatile oil from Sparganium Stenophyllum.
虽然目前已经从黑三棱的干燥块茎提取物中分离得到十几种化合物，但这些化合物的总含量较低干重r。
Dozens of components had been isolated from R. Spa. but the total yield was in trace dry weight r.
虽然目前已经从黑三棱的干燥块茎提取物中分离得到十几种化合物，但这些化合物的总含量较低干重r。
Dozens of components had been isolated from R. Spa. but the total yield was in trace dry weight r.
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