<正>During cold ring rolling process, changing the sizes of forming rolls including driver roll and idle roll will lead to a change of amount of feed Ah and con
The curve of crystallization transition during continuous heating for the Zr41Ti14Cu12.5Ni10Be22.5 bulk amorphous alloy was measured by means of dilatation(Full
<正>The sound absorption property of aluminum foam was studied by testing its sound absorption coefficients using standing wave tube method. The open-pore alumi