将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；
The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.
将制得的RPUF试样进行力学性能分析，从而探讨不同填料增强聚氨酯泡沫塑料的破坏机理。
The mechanical properties of the optimized RPUF samples are then tested and the failure mechanisms of RFPU filled by different fillers are discussed.
该涂料制备方法将制得的组分1按8∶1的重量配比与组分2的固化剂混合后，即得到该涂料。
The method for preparing the coating comprises the following steps of mixing the prepared component 1 and the component 2 with the weight ratio of 8:1, thus preparing the coating.
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