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今收到why1gz 捐款12.75元，感谢支持！截止2011年6月20日，论坛2011年共收到捐款10笔，明细如下： 1、2011-01-25 ￥---150.00- 支付宝 ...

引用第4楼mnsmns于2011-07-02 11:58发表的回 2楼(ca-139) 的帖子 : 在网上找到的信息：DF-15，飞行时间30秒，射程600KM，固体，但是它起飞的时候好像很慢，如果...

和浓盐酸反应制备氯气：KClO3+6HCl=KCl+3H2O+3Cl2和二氧化锰反应制备氧气：2KClO3=MnO2 加热=2KCl+3O2和木炭反应：2KClO3+3C=2KCl+3CO2 （有点...

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