H2S的毒性，几乎与氰化氢同样剧毒，较一氧化炭的毒性大（）。A、二至三倍B、五至六倍C、七至八倍D、三至四倍
H2S的毒性，几乎与氰化氢同样剧毒，较一氧化炭的毒性大（）。
- A、二至三倍
- B、五至六倍
- C、七至八倍
- D、三至四倍
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