The photograph and mechanical robustness tests show that the welding joints have no internal defects and accord with the technical requirements.
经拍片和机械强度检验，证明焊接接头无内部缺陷并符合技术要求。
The photograph and mechanical robustness tests show that the welding joints have no internal defects and accord with the technical requirements.
经拍片和机械强度检验，证明焊接接头无内部缺陷并符合技术要求。
应用推荐