例句 /

When the mole ratio of phospho tungstic acid/cyclohexene/HO is ∶0∶ 00, the isolated yield of adipic acid is 87.% under the reflux temperature in 8 hours.

When the mole ratio of phospho tungstic acid/cyclohexene/HO is ∶0∶ 00, the isolated yield of adipic acid is 87.% under the reflux temperature in 8 hours.

当n(磷钨酸)/n(环己烯)/HO为∶0∶00,在回流温度下反应8h时,己二酸分离产率为87.%。