求翻译：采用驯化的乳酸菌纯培养物进行人工接种，通过单因素试验、正交试验、感官评价试验确定了优化的发酵工艺：接种量为6%，发酵温度为25℃，发酵时间为12d，发酵初始PH值为6。通过监测东北酸白菜在发酵过程中亚硝酸盐含量的变化，确定发酵12d亚硝酸盐含量低于规定的限量标准，食用非常安全。是什么意思？

Domestication of lactic acid bacteria using artificial inoculation of pure cultures, the single factor experiments and orthogonal test, sensory evaluation test to determine the optimal fermentation process: inoculation was 6%, fermentation temperature is 25 ℃, the fermentation time is 12d, the initi

正在翻译，请等待...

Uses domesticated the lactobacillus pure growth to carry on the artificial infection, through the single factor experiment, the orthogonal experiment, the sense organ appraisal experiment has determined the optimized fermentation process: The vaccination quantity is 6%, the fermentation temperature

Domestication of pure cultures of lactic acid bacteria inoculated, through single-factor test, orthogonal, sensory evaluation test to determine the optimal fermentation process: inoculum is 6%, the fermentation temperature is 25 ° c, fermentation time of 12d, fermentation of initial PH value of 6. B

Domestication of pure cultures of lactic acid bacteria inoculated, through single-factor test, orthogonal, sensory evaluation test to determine the optimal fermentation process: inoculum is 6%, the fermentation temperature is 25 ° c, fermentation time of 12d, fermentation of initial PH value of 6. B