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chapter3-1 - 1 C 5 3 2 3 N 1 6 H 7 O S P <1 2 2 0 2 1 50 8...

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2 第第第第第第第第第第第 C 53% H 7% O 23% N 16% S+P <1% 第第第 20 第第 第. 第第第第第第第第第 1 第第第第第 2 第第第第第第第第
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3 二二二二二二二二二二二二 第第第第第第第第第第第第第第第第第第 50%第第第第第第第第 80%第 2. 第第第第第第第第第 第第第第第第第第第 0. 25- 0. 3%第第第
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