Agricultural industrialization with land concentration operation as foundation is another important channel to solve the urbanization problem of our country rural population.
以土地集中经营为基础的农业产业化是解决我国目前农村人口城市化问题的一条重要途径。
2
Results the MFI of CD4 channel decreased with the increase of PMA concentration and the prolonging of co-culture time.
结果CD 4通道的MFI随PMA质量浓度的升高和刺激时间的延长而降低。
3
Results: The main channelof atmospheric pollution and the law governing the changes in concentration were summed up and a proposal for the control of air quality in the compartments was advanced.