青云翻译

正在翻译，请等待...

Category: pipes pipes, diameter, pressure, temperature, corrosion-resistant requirements and operation and maintenance requirements, construction requirements forth

Classification: If the pipeline tubing, the caliber, the bearing pressure, the operating temperature, the anticorrosion request, transport Uygur to request, the construction request…

正在翻译，请等待...

Category: pipes pipes, diameter, pressure, temperature, corrosion-resistant requirements and operation and maintenance requirements, construction requirements forth