搜索 - 科创

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引用 718281828kc:支持一下（不过这种类型的能才往往是盐，那么是怎么估算晶格能的呢不幸的是至今我仍然没有参透晶格能的计算方法，不过我现在会使用一个较简便的计算方法来获得生成焓。

引用第3楼鳯仙于2013-09-03 10:41发表的 :和谐的方法树皮环切但是外表看的出来不和谐的方法百草枯往树根附近来一瓶喷施到树叶和树干效果更佳（注意此农药有毒，而且无解）不过因为其自然降解较为容易

用pad代替的方法我也有想过，可以是可以不过由于定位孔是用焊盘或者过孔“假冒”的所以会有沉铜的，而且这种方法做不出一些特殊的定位孔（例如又扁又长的卡扣式定位安装孔）。

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