加固修复
strengthening and restore
Strengthening and repairing
repairing and streagthening
reinforcement and repair
Rehabilitation
旧桥维修加固
bridge maintenance and strengthening
桥梁维修加固
Bridge repair and reinforcement
维修加固
maintenance consolidation
Repair and Reinforcement
Maintaining and strengthening
Rehabilitation and Strengthening
repair and strengthen
Maintain and Reinforce
Repair and Fasten
Repair and Strengthening
Maintain and Strengthen
Maintaining and Reinforcing
Maintenance and Strengthening
Maintenance and Consolidation
Maintenance and reinforcement
fasten
maintenance and strengthening scheme
reinforcement measure
maintenance and strenthing
rehabiltation
Reinforcement
retrofit
P2O5和CaF2固－固加热法
solid-solid-heated method of P2O5 and CaF2
CNC砂轮修整器
CNC grinding wheel dresser
变速修整
dressing of alternating speed
grinding of alternating wheel speed