Earthiann.地球人
earthn.地球;泥土;世间
earth leakage protective device漏电保护装置
earth gravitational field model地球重力场模型
Earth-cumulic surface horizon覆盖层
Earth prefers warmth and dryness土喜温燥
Earth fault with high resistance高阻接地故障
earth-return telegraph circuit地回线电报电路
earthed concentric wiring system接地同轴电缆制
Earth Resources Survey Satellite地球资源勘测卫星
Earth Resource Survey Satellites地球资源勘测卫星