hat
N. kou de lè WHR chodyè ak sid Sulfurique WHR chodyè seri te akredite kòm "Nonmen pwodwi" pa "Nasyonal chimik Jeni konstriksyon estanda".
eng
Blow-air WHR boiler and Sulfuric Acid WHR boiler series were accredited as “Appointed Products” by “National Chemical Engineering Construction Standard”.