青云翻译

No such map, please clear and specific liner specifications, accessories, name, drawing number

Without this image, please clearly name concrete cylinder specifications, accessories, drawing number

Does not have this chart, please be clear about the concrete cylinder jacket the specification, the fitting name, the chart or illustration number

There is no such plan, please clear and concrete cylinder sleeve by name, picture, specifications, accessories

Without this image, please clearly name concrete cylinder specifications, accessories, drawing number