请问,二甲笨有毒吗?因为前天在单位工作时,感觉头晕、恶心,后得知那天单位用了二甲笨,所以想知道这种东西对人体的危害性.

来源：学生作业帮助网 编辑：作业帮 时间：2024/12/01 15:39:37
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