Akụkọ ụlọ ọrụ

Resin C5 hydrogenated na mmiri ọcha Rosin

2022-10-26

Otu esi ahọrọ resin mmanụ C5 hydrogenated na resin mmiri ọcha rosin gbanwetụrụ na ụlọ ọrụ nrapado.

 

A.

B. rosin resin mmiri na-acha ọcha gbanwetụrụ nwere ezigbo ihe mbido mbụ na nke na-adịgide adịgide

C. Rosin resin bụ enyi na gburugburu ebe obibi

D.




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