天然胶的校正曲线是以标准聚苯乙烯和普用校正法获得的。
Calibration curve of natural rubber was obtained by using polystyrene standard and universal calibration methods.
化验所在制定日用品(例如PU泡胶制品)的安全标准方面提出专业意见，以供执行相关的安全规例的部门参考。
Technical advice on safety standards for consumer goods such as PU-foam products has also been provided for enforcing the related safety regulations.
本文对稳定石蜡的制备乳化进行了详尽的分析，并介绍其评定标准，简要说明了其在造纸施胶方面的应用。
This article made a full analysis about the preparation of paraffin emulsion, and introduced its measure standard, its application in sizing was explained briefly.
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