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"lu zu yuan su " di yi ke shi shuo ke
Pages: 17-18
Year: Issue:  2
Journal: Experiment and Equipment for Primary School

Abstract: 1说教材  1.1教材内容  本节内容是全日制普通高级中学化学(必修)课本人民教育出版社化学室编著第一册第四章第二节--卤族元素,授课时间为二课时,本节课为第一课时.……
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