搜索 - 科创

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按照有关规定，浓度大于8%的H₂O₂纳入管制。但实际上，在业余条件下，几乎只能获得医用3%的过氧化氢。按密度1000kg/m³估算，每升溶液中含有30gH₂O₂，除以分子量34g/mol,大约是0.8...

英语的弊端：专有名词太难，很难引起联想。。。一氧化二氢联想到 H2O，就是水,很简单dihydrogen monoxide - di,mono等词头是拉丁文，难引起联想。

另外能否看看出現了什麼出了問題嗎?#define WIN32_LEAN_AND_MEAN#include <window.h>#include <windowx.h>int WINAPIWinMain...</windowx.h></window.h>

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