Finding the causes of the breakdown of pipeline of the water supply companies is the key to sever the customer.
找出引起供水公司管网故障的原因是供水公司进行客户服务的关键。
Have an opinion that rural industry structure and rural labor structure, rural technology structure and agricultural products structure of supply and demand sever as system engineering as a whole.
阐述了农村产业结构优化应与农村劳力结构、农业技术结构和农产品需求结构作为系统工程统一考虑的观点。
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