1. \u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
1. 14.3.4.2 户外露天且且采用金属法兰连接的设备和金属管道的连接处，当过度电阻大于0.03欧姆时，连接处使用金属线跨接。
For the outside door metal flange connected equipment and metal pipe, when the conduct resistance is above 0.03, metal jump wire shall be required