spontaneous fermentation的用法和樣例：
例句
- The nitrite contents in pickles produced by inoculated fermentation or natural fermentation were compared.
對人工發(fā)酵和自然發(fā)酵泡菜中亞硝酸鹽含量進(jìn)行了對比分析。 - Upon these conditions, the flavor components of natural fermentation and inoculating fermentation sauerkraut were analysed comparatively.
在此條件下對自然發(fā)酵和接種發(fā)酵的風(fēng)味成分進(jìn)行了分析比較。
