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htxt=htxt+" □ 一般 | ";
htxt=htxt+"20130828 <8-31 17:17> | ";
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";
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htxt=htxt+" □ 好 | ";
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";
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htxt=htxt+" □ 还不错 | ";
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";
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htxt=htxt+" □ 本课件设计得非常好,教学内容容易被学生接受,能很好地启发学生对日常生活中的具体实例进行思考得出“决定物质体积大小的因素”的结论,并设计了对应的习题巩固了本节新授内容,同时针对考点进行了适当提高,如对阿伏加德罗定律的几个推论进行了讲授。 | ";
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