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내일은 발명왕 #8
科學發明王8：摩擦力的大小
勉强挤进全国发明竞赛的发明B班，几经波折后终于抵达目的地。 比赛会场弥漫着高手云集的强大压力，而且第一天他们就接到临时指派的艰难任务！ 大家都不看好没有参赛经验的发明B班，陈宽宏和李文扬，真的能让大家刮目相看吗？
168 pages, Unknown Binding
Published December 19, 2014
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