underground installation meaning in English
地下埋设物
地下设施
Examples
- Neither of the underground installations was greatly affected by the blast .
上述两处地下装置均未受到爆震的严重影响。 - Practice for underground installation of thermoplastic pressure piping
热塑压力管地下安装惯例 - Practice for underground installation of thermoplastic pressure piping irrigation systems
热塑压力管道灌溉系统地下安装惯例 - Underground installation of polyvinyl chloride pressure pipe and fittings for water
水处理.输水用聚氯乙烯pvc压力管及配件的地下安装 - Thermoplastic and flexible metal pipework for underground installation at petrol filling stations
汽油加油站的地下装置用热塑柔性金属管道