low unsaturation 低不饱和度
low unsaturation degree 低不饱和度
Low unsaturation polyether 低不饱和度聚醚二元醇
low-unsaturation polyether 低不饱和度聚醚
low unsaturation polyether polyols 低不饱和度聚醚多元醇
low-unsaturation polyether polyols 低不饱和度聚醚多元醇
polyether polyols with low unsaturation 低不饱和度聚醚多元醇
The polyether polyols prepared by these DMC catalysts are of low unsaturation, high relative molecular mass, narrow molecular distribution compared with traditional KOH catalysts.
实验发现，用DMC催化剂合成的聚醚与用KOH催化剂合成的聚醚相比不饱和度低，相对分子质量高，相对分子质量分布窄。
The problems in production of low unsaturation polyether with DMC catalyst were introduced.
介绍了使用DMC催化剂生产低不饱和度聚醚时存在的问题。
The increased unsaturation of membrane lipids is only the response to low temperature and has no directly relation to cold hardiness.
而膜脂脂肪酸不饱和度的增加是植物对低温生长的反应，与抗寒性无直接关系。
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