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一、复习要求 1.了解混合物分离与提纯的区别和联系. 2.掌握混合物分离与提纯的基本方法和原理,能够运甩昕学知识选择合适的方法对混合物进行分离和提纯.
First, review requirements 1. To understand the difference between the separation and purification of the mixture and contact. 2. Grasp the basic methods and principles of separation and purification of the mixture, can transfer the knowledge of decoction choose the right method to separate and purify the mixture.