青云翻译

Components for assembly in the fully automatic assembly machine on. Set up, shall be set up to verify documents and design drawings are the same, and to test the purity of co2 gas, welding wire size, material. The first web and flange assembly, spot welding into a "t" type, and then welding a " h "t

Component Assembly on automatic Assembly machines. Assembly to be verified before erection and design drawings are the same, and testing of CO2 gas purity, welding wire, the specifications of the material. belly plate and flange plate Assembly, first spot as "t" type, and spot welding "h" type spot

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Component Assembly on automatic Assembly machines. Assembly to be verified before erection and design drawings are the same, and testing of CO2 gas purity, welding wire, the specifications of the material. belly plate and flange plate Assembly, first spot as "t" type, and spot welding "h" type spot