青云翻译

Teach them some of the use of actual production, process and practical considerations in

Teaching them in actual use in the production methods, process and practice notes

Teaches them some in the actual production application method, in the technical process and the actual operation matters needing attention

They are taught in the actual production in a number of methods used to process and actual operating in matters of attention

Teaching them in actual use in the production methods, process and practice notes