求翻译：在进行大量试验的基础上，得出碱液去皮最佳工艺参数、最适宜的复合护色剂、最合适的真空抽渗硬化及杀菌条件，使之既能保持鲜枣的自然硬度又能进行有效杀菌是什么意思？

During extensive testing, based on the optimal process parameters obtained lye peeling, the most appropriate composite color protection agent, the most suitable vacuum pumping seepage hardening and sterilization conditions, so that both the hardness but also to maintain the natural fresh dates effec

On the basis of the extensive testing, and concluded that lyes peeled best craft parameters, the most appropriate compound care agent, the most suitable vacuum pump seepage cirrhosis and sterilization, and make them able to maintain the fresh jujube natural hardness and can carry out effective disin

In carries on massive experimental in the foundation, obtains the lye to go to the compound color fixative which the skin best craft parameter, is suitable, the most appropriate vacuum pulls out infiltrates the hardening and the sterilization condition, enables it both to maintain the fresh jujube t

On the basis of extensive testing, came to the lye peeling the best technological parameters, the most suitable composite color fixative, most suitable vacuum permeability-hardening and sterilization conditions so that it can maintain its natural hardness of jujube and effective sterilization

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