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您好,Purasbar 欢迎您的到来~
亲爱的用户:欢迎来到化学实验吧,Purasbar欢迎您的到来~
请先阅读我们的社区准则:
https://zh.purasbar.com/documents/eula/
以及...
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实验(英語:experiment)是在設定的條件下,用来检验某种假设,或者驗證或質疑某种已经存在的理论而进行的操作。通过控制变量产生不同的结果,实验有助于人们理解现象之间的因果关系。实验的目标各有不...
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