Natural Gas is burnt to heat up air in the combustion chamber of the drying room .
天然气是燃烧来加热干燥室的燃烧室的空气的。
2
Oil-based and water-based ink drying or naturalair is needed to reach the surface dry state.
油性与水性墨水都需要烘干或者自然晾干才能达到表面干燥的状态。
3
To this end, proposed Yunnan Natural Rubber hot airdrying thermal efficiency of technical measures, in order to improve thermal efficiency of natural rubber hot air to provide for references.