ó???áD??ì?oíèüòo??DD??èaêμ?é￡?×???òoì?2??ü3??úé???μ?ê?A￡【】

2017-01-07 21:21:53 来源:91考试网作者:www.91exam.org 【大中小】

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A￡?CO2oíNaOHèüòo
B￡?NH3oí??
C￡?Cl2oíNaOHèüòo
D￡?NO2oí??

????ìa ó???áD??ì?oíèüòo??DD??èaêμ?é￡?×???òoì?2??ü3??úé???μ?ê?
A￡?CO2oíNaOHèüòo
B￡?NH3oí??
C￡?Cl2oíNaOHèüòo
D￡?NO2oí??

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±?ìa?ùê???μ?￡o?????ê×é3éó? D??êêμ?é·?°?μ?éè????
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