The junction of bonding jumper should be clean and covered with conductive paste. And the tightening moment for bolt must fit with equipment wiring requirements.
接线搭接面确保清洁,涂抹导电膏,螺栓紧固力矩符合设备接线要求说明。
2
For the Chenjiachong tunnel rebuilding project, the junction and seepage of the fresh and old concrete are tested by using the ground penetrating radar and microwave humidity equipment.