span clearance的意思|示意

美 / spæn ˈkliərəns / 英 / spæn ˈklɪrəns /

跨度净空


span clearance相关短语

1、 clearance of span 桥下净空

span clearance相关例句

We decide the cross and span clearance by over-voltage times and electrical insulation strength (air spacing) from the system major in places that the public not easy to arrive.

再根据系统确定的操作过电压倍数及电气绝缘强度(空气间隙)来确定在人不宜到达地方的交叉跨越距离;