clading

1.2,What is metal clading?

什么是金属包覆层？

2.The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商不锈钢多层高压容外U形坡口接工艺，从而不锈钢复合容接开辟了一条新途径。