These interface circuits which realize the automatic connection of the local communication networks have a consultive value. 这些电路对实现一个城市电话通信网或本地通信网的全自动化接续,具有一定参考价值。
It is referenced and consultive of technology integration research for drinking water treatment to solve the water quality problem that we are facing now. 饮用水处理技术集成研究,对于解决目前面临的水质问题,具有一定的参考和借鉴意义。