electromagnetic gantry crane

• 电磁龙门吊

electromagnetic gantry crane的用法和样例：

例句

1. The picture shows Chinese ambassador to Oman visiting the installation and maintenance of the gantry crane which is exported Shanghai to Salalah Port in Oman.
   图为中国驻阿曼大使参观上海振华出口到阿曼萨拉拉港的龙门吊安装维护现场。