本文探讨了茄子中紫色素的提取工艺和稳定性研究.This article reports the extraction processing and stability of the natural purple pigment from eggplant.本文详述了天然食用紫色素和蓝色素的提取技术和操作要点.The key points for extraction of natural edible purpurin and blue...
The following rule is a useful test for intervisibility.下面介绍一种检验通视的方法.Two - way transceivers could be integrated into ceiling lamps order to assure intervisibility.为了保证通视性可以将双工收发器嵌入到天花板的照明灯上....