Gas pool coupled activating TIG (GPCA-TIG) welding put forward in-house can dramatically enhance weld penetration of TIG welding through introducing active elem
During the oscillating twin-roll strip casting process,the quality of final products is directly influenced by the flow field distribution of molten metal in th
Lower surface roughness and sharper cutting edge are beneficial for improving the machining quality of the cutting tool,while coatings often deteriorate them.Fo