The chemical compositions of the pulp from Guangyechu white bast produced by biological process were analyzed, and the pulp bleaching with different bleaching processes was investigated.
Then, with incredible gentleness for such an enormous creature, the larger manatee nudged the little one with her paddle-shaped flipper and pushed it to the surface beside me.
3
这可以藉将硫酸盐浆厂转变为综合林业生物精炼厂而实现。
This can be achieved through turning the kraft pulp plant into a comprehensive forestry biological refinery.