The structural concrete slab panels can be repaired by ————–

The structural concrete slab panels can be repaired by ____________ Layered bonding Internal bonding Stress bonding External bonding…

The structural concrete slab panels can be repaired by ____________ Stress bonding External bonding Internal bonding Layered bonding…

The structural concrete slab panels can be repaired by ____________   External bonding Layered bonding Internal bonding Stress…