核电防辐射

6.1. Where joints have been treated as in points 1.10, strike a chalk line along the nails protruding from the joint, remove the nails, then cut along the joint line with a saw or angle grinder, to

reform the joint. Cut the epoxy back to the joint face, remove the sharp arris and reseal the joint. 接缝位置的处理可见1.10，沿着接缝处突出的钉子画上粉笔线，去除钉子，使用锯或带角度的磨具沿着接缝线进行切割，形成移动接缝。去除接缝表面的环氧层和锋利的棱角，再重新密封接缝。