[问答题] 简述津液的主要功能。

刘备仁厚 While troubleshooting a network outage, you discover that an employee brought a switch from home into the office to connect additional equipment to the network. In order to increase his speed, he connected this switch to both network ports in his office, resulting in a bridge loop. Which of these can you implement to prevent future occurrences of this issue?（） ["RSTP","root guard","BPDU guard","GLBP"] 渗碳体 专家的伦理义务高于普通百姓。 世界金融电子化的发展体现在哪些方面？ 简述津液的主要功能。