这些是适用于高温应用环境的奥氏体不锈钢阀门的螺栓材料。

These are bolting materials suitable for high temperature service with austenitic stainless steel valve materials.

youdao

这些是适用于高温应用环境的奥氏体不锈钢阀门的螺栓材料。

These are bolting materials suitable for high temperature service with austenitic stainless steel valve materials.

youdao