对流层中层中尺度涡旋
the middle tropospheric mesoscale vortex
电离层-中层大气耦合
Ionosphere-mesosphere coupling
对流层中层相对湿度
the middle tropospheric relative humidity
北太平洋中层水团
North Pacific intermediate water mass
成年人中等教育
secondary education for adults
成人中等职业技术教育
adult secondary vocational and technical education
成人中等专科学校
secondary specialized (technical) school for adults