爬行空隙一幢楼最高层或最底层下面可使工人进入维修管道或电线设备的矮而窄的空间

爬行空隙一幢楼最高层或最底层下面可使工人进入维修管道或电线设备的矮而窄的空间的英文翻译

基本释义

• A low or narrow space, such as one beneath the upper or lower story of a building, that gives workers access to plumbing or wiring equipment.