-
In order to ensure the use safety of pressure container, we must test the welded joint angularity and stagger joint.
为了保证压力容器的使用安全,必须检测焊接棱角度和错边量。
youdao
-
In order to ensure the use safety of pressure container, we must test the welded joint angularity and stagger joint.
为了保证压力容器的使用安全,必须检测焊接棱角度和错边量。
youdao