结果：相对分子质量测定值与理论值一致；
Results: The measured relative molecular mass was accorded with the theoretical value.
并对各分离组分进行了红外光谱、元素组成、相对分子质量测定。
Four fractions are characterized by FT-IR spectroscopy and the elementary compositions and relative molecular masses are determined.
用凝胶渗透色谱测定聚醚多元醇的相对分子质量及其分布。
Gel Permeation Chromatography was used to determine the distribution and average molecular weight of polyether polyols.
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