Human CRP Background: C-reactive protein was first discovered in 1930. It is an acute reaction protein that can react to pneumococcal C polusacharide and become a compound. It is compounded mostly in the liver cells. The concentration of CRP in a normal a
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Manganese brass brazing alloy is applied to flame brazing, high frequency brazing, resistance brazing, and is used for brazing of hard alloys. The dirt such as grease, oxide on the surface of brazing metals should be well cleaned before brazing.The fluxes